/**
 * Human Debugging - Stylesheet
 *
 * Theme: Hacker/Terminal Aesthetic
 * Colors: Deep Black, Terminal Green (#00ff41), Cyan accents
 * Font: Monospace (Fira Code, JetBrains Mono)
 */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
  /* Colors */
  --bg-primary: #0a0a0a;
  --bg-secondary: #0d0d0d;
  --bg-tertiary: #111111;
  --bg-card: #141414;
  --bg-hover: #1a1a1a;

  --text-primary: #e0e0e0;
  --text-secondary: #a0a0a0;
  --text-dim: #606060;

  --green: #00ff41;
  --green-dark: #00cc33;
  --green-glow: rgba(0, 255, 65, 0.3);

  --cyan: #00d4ff;
  --cyan-dark: #00a8cc;
  --cyan-glow: rgba(0, 212, 255, 0.3);

  --red: #ff4444;
  --yellow: #ffdd00;
  --orange: #ff8800;

  /* Fonts */
  --font-mono: 'Fira Code', 'JetBrains Mono', 'Courier New', monospace;

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

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;

  /* Z-index layers */
  --z-background: -1;
  --z-normal: 1;
  --z-overlay: 100;
  --z-modal: 1000;
  --z-toast: 2000;
}

/* ============================================
   RESET & BASE
   ============================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-mono);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

::selection {
  background-color: var(--green);
  color: var(--bg-primary);
}

/* ============================================
   SCANLINES OVERLAY
   ============================================ */
.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: var(--z-overlay);
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.15),
    rgba(0, 0, 0, 0.15) 1px,
    transparent 1px,
    transparent 2px
  );
  opacity: 0.3;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
}

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

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

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

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

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

.blink {
  animation: blink 1s infinite;
}

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

kbd {
  background: var(--bg-tertiary);
  border: 1px solid var(--text-dim);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  font-size: 0.85em;
  color: var(--green);
}

/* ============================================
   GLITCH EFFECT
   ============================================ */
.glitch {
  position: relative;
  display: inline-block;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
}

.glitch:hover::before {
  animation: glitch-1 0.3s infinite;
  color: var(--cyan);
  z-index: -1;
  opacity: 0.8;
}

.glitch:hover::after {
  animation: glitch-2 0.3s infinite;
  color: var(--red);
  z-index: -2;
  opacity: 0.8;
}

@keyframes glitch-1 {
  0% { transform: translate(0); }
  20% { transform: translate(-3px, 3px); }
  40% { transform: translate(-3px, -3px); }
  60% { transform: translate(3px, 3px); }
  80% { transform: translate(3px, -3px); }
  100% { transform: translate(0); }
}

@keyframes glitch-2 {
  0% { transform: translate(0); }
  20% { transform: translate(3px, -3px); }
  40% { transform: translate(3px, 3px); }
  60% { transform: translate(-3px, -3px); }
  80% { transform: translate(-3px, 3px); }
  100% { transform: translate(0); }
}

.glitch-text {
  position: relative;
}

.glitch-text::before {
  content: attr(data-text);
  position: absolute;
  left: -2px;
  text-shadow: 2px 0 var(--cyan);
  animation: glitch-text 2s infinite;
  clip-path: inset(0 0 0 0);
}

@keyframes glitch-text {
  0%, 100% { clip-path: inset(0 0 100% 0); }
  5% { clip-path: inset(40% 0 30% 0); }
  10% { clip-path: inset(10% 0 60% 0); }
  15% { clip-path: inset(80% 0 5% 0); }
  20% { clip-path: inset(0 0 100% 0); }
}

/* ============================================
   CONTAINER
   ============================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-modal);
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--bg-tertiary);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

.nav-logo-img {
  height: 40px;
  width: auto;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.nav-logo:hover .nav-logo-img {
  transform: scale(1.05);
  filter: drop-shadow(0 0 8px var(--green));
}

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

.logo-text {
  margin: 0 var(--spacing-xs);
}

.logo-cursor {
  color: var(--green);
  animation: blink 1s infinite;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: var(--spacing-sm) 0;
  position: relative;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--green);
  transition: width var(--transition-normal);
}

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

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

.nav-youtube {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.nav-youtube:hover {
  color: var(--red);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--green);
  transition: var(--transition-fast);
}

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

  .nav-menu {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    flex-direction: column;
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
    border-bottom: 1px solid var(--bg-tertiary);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
  }

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

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
  }

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

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
  }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl) var(--spacing-lg);
  padding-top: 100px;
  position: relative;
  overflow: hidden;
}

/* YouTube Banner */
.hero-banner {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 350px;
  z-index: 0;
  overflow: hidden;
}

.hero-banner-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.3) 0%,
    rgba(10, 10, 10, 0.7) 50%,
    rgba(10, 10, 10, 1) 100%
  );
}

@media (max-width: 768px) {
  .hero-banner {
    height: 250px;
  }
}

.hero-content {
  text-align: center;
  z-index: var(--z-normal);
}

.hero-terminal {
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--bg-tertiary);
  overflow: hidden;
  text-align: left;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-tertiary);
}

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

.terminal-dot.red { background: var(--red); }
.terminal-dot.yellow { background: var(--yellow); }
.terminal-dot.green { background: var(--green); }

.terminal-title {
  margin-left: auto;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.terminal-body {
  padding: var(--spacing-md);
}

.terminal-line {
  margin-bottom: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.terminal-line.output-main {
  font-size: 1.1rem;
  color: var(--green);
  margin-top: var(--spacing-md);
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  line-height: 1.1;
}

.hero-title .accent {
  display: block;
  color: var(--green);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-lg);
}

.hero-hint {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: var(--z-background);
  opacity: 0.1;
}

/* Matrix Rain Effect Container */
.matrix-rain {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

/* Matrix Mode Active - triggered by terminal command */
body.matrix-active .hero-background {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
  opacity: 0.4;
  pointer-events: none;
}

body.matrix-active .matrix-rain {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

body.matrix-active .matrix-rain canvas {
  width: 100vw !important;
  height: 100vh !important;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 500;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn-icon {
  color: currentColor;
  opacity: 0.7;
}

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

.btn-primary:hover {
  background: transparent;
  color: var(--green);
  box-shadow: 0 0 20px var(--green-glow);
}

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

.btn-secondary:hover {
  background: var(--cyan);
  color: var(--bg-primary);
  box-shadow: 0 0 20px var(--cyan-glow);
}

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

/* Button Loading State */
.btn-submit {
  min-width: 200px;
  justify-content: center;
}

.btn-submit.loading {
  pointer-events: none;
}

.btn-submit.loading .btn-loader {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-left: var(--spacing-sm);
}

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

/* ============================================
   SECTIONS
   ============================================ */
.section {
  padding: var(--spacing-xl) 0;
}

.section-dark {
  background: var(--bg-secondary);
}

.section-title {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

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

/* ============================================
   CONTENT GRID
   ============================================ */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

.content-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--bg-tertiary);
  transition: all var(--transition-normal);
}

.content-card:hover {
  transform: translateY(-4px);
  border-color: var(--green);
  box-shadow: 0 10px 40px rgba(0, 255, 65, 0.1);
}

.content-thumbnail {
  width: 100%;
  height: 180px;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.content-thumbnail-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.content-thumbnail-icon {
  font-size: 4rem;
  color: var(--text-dim);
}

.content-play-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-fast);
}

.content-card:hover .content-play-overlay {
  opacity: 1;
}

.play-icon {
  width: 60px;
  height: 60px;
  background: var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.play-icon::after {
  content: '';
  width: 0;
  height: 0;
  border-left: 20px solid var(--bg-primary);
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
  margin-left: 4px;
}

.content-info {
  padding: var(--spacing-md);
}

.content-type {
  font-size: 0.75rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-sm);
}

.content-title {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.content-description {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.content-meta {
  font-size: 0.8rem;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
}

/* ============================================
   TOOLS GRID
   ============================================ */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.tool-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  border: 1px solid var(--bg-tertiary);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.tool-card:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
  box-shadow: 0 10px 40px rgba(0, 212, 255, 0.1);
}

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

.tool-icon-img {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-md);
  filter: brightness(0) saturate(100%) invert(69%) sepia(74%) saturate(3819%) hue-rotate(88deg) brightness(113%) contrast(130%) drop-shadow(0 0 8px rgba(0, 255, 65, 0.3));
}

.tool-title {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.tool-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  flex-grow: 1;
}

.tool-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.tool-category {
  background: var(--bg-tertiary);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  color: var(--cyan);
}

.tool-downloads {
  color: var(--text-dim);
}

.tool-download-btn {
  width: 100%;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.9rem;
}

/* ============================================
   GEAR SECTION
   ============================================ */
.gear-filters {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xl);
}

.filter-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--green);
  color: var(--green);
}

.filter-btn.active {
  background: var(--green);
  color: var(--bg-primary);
  border-color: var(--green);
}

.gear-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.gear-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--bg-tertiary);
  transition: all var(--transition-normal);
}

.gear-card:hover {
  transform: translateY(-4px);
  border-color: var(--green);
  box-shadow: 0 10px 40px rgba(0, 255, 65, 0.1);
}

.gear-image {
  width: 100%;
  height: 200px;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gear-image-icon {
  font-size: 4rem;
  color: var(--text-dim);
}

.gear-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--spacing-sm);
  background: #fff;
}

.gear-info {
  padding: var(--spacing-lg);
}

.gear-category-badge {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-sm);
}

.gear-name {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.gear-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.gear-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.gear-price {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--green);
}

.gear-rating {
  color: var(--yellow);
  font-size: 0.9rem;
}

.gear-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

.gear-link:hover {
  background: var(--green);
  color: var(--bg-primary);
}

/* ============================================
   BUG FORM
   ============================================ */
.bug-form-container {
  max-width: 700px;
  margin: 0 auto;
}

.bug-form {
  background: var(--bg-card);
  padding: var(--spacing-xl);
  border-radius: var(--radius-md);
  border: 1px solid var(--bg-tertiary);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 2px var(--green-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-dim);
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300ff41' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-message {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  text-align: center;
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(0, 255, 65, 0.1);
  border: 1px solid var(--green);
  color: var(--green);
}

.form-message.error {
  display: block;
  background: rgba(255, 68, 68, 0.1);
  border: 1px solid var(--red);
  color: var(--red);
}

/* ============================================
   NEWSLETTER SECTION
   ============================================ */
.newsletter-section {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  border-top: 1px solid var(--green);
  border-bottom: 1px solid var(--green);
}

.newsletter-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.newsletter-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.8;
}

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

.newsletter-input-group {
  display: flex;
  gap: var(--spacing-sm);
}

.newsletter-input {
  flex: 1;
}

.newsletter-btn {
  white-space: nowrap;
  min-width: 120px;
}

.newsletter-btn.loading .btn-text {
  opacity: 0;
}

.newsletter-btn.loading .btn-loader {
  display: inline-block;
  position: absolute;
}

.newsletter-message {
  font-size: 0.9rem;
  min-height: 1.5em;
}

.newsletter-message.success {
  color: var(--green);
}

.newsletter-message.error {
  color: var(--red);
}

@media (max-width: 600px) {
  .newsletter-input-group {
    flex-direction: column;
  }

  .newsletter-btn {
    width: 100%;
  }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-secondary);
  padding: var(--spacing-xl) 0;
  border-top: 1px solid var(--bg-tertiary);
}

.footer-content {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.footer-brand {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.footer-tagline {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.footer-links {
  margin-bottom: var(--spacing-lg);
}

.footer-link {
  color: var(--text-secondary);
  margin: 0 var(--spacing-sm);
}

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

.footer-separator {
  color: var(--text-dim);
}

.footer-copyright {
  font-size: 0.85rem;
  color: var(--text-dim);
}

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

.footer-ascii {
  text-align: center;
  overflow-x: auto;
}

.footer-ascii pre {
  display: inline-block;
  font-size: 0.5rem;
  color: var(--text-dim);
  line-height: 1.2;
}

@media (max-width: 768px) {
  .footer-ascii {
    display: none;
  }
}

/* ============================================
   TERMINAL OVERLAY (Easter Egg)
   ============================================ */
.terminal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.terminal-overlay.hidden {
  display: none;
}

.terminal-window {
  width: 100%;
  max-width: 800px;
  max-height: 80vh;
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--green);
  box-shadow: 0 0 50px var(--green-glow);
  display: flex;
  flex-direction: column;
}

.terminal-window .terminal-header {
  position: relative;
}

.terminal-close {
  position: absolute;
  right: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.5rem;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.terminal-close:hover {
  color: var(--red);
}

.terminal-output {
  flex: 1;
  padding: var(--spacing-md);
  overflow-y: auto;
  font-size: 0.9rem;
  min-height: 300px;
  max-height: 50vh;
}

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

.terminal-welcome {
  color: var(--cyan);
  margin-bottom: var(--spacing-md) !important;
}

.terminal-command {
  color: var(--green);
}

.terminal-response {
  color: var(--text-secondary);
  padding-left: var(--spacing-md);
  white-space: pre-wrap;
  font-family: 'JetBrains Mono', monospace;
}

.terminal-error {
  color: var(--red);
}

.terminal-input-line {
  display: flex;
  align-items: center;
  padding: var(--spacing-md);
  border-top: 1px solid var(--bg-tertiary);
}

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

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

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.toast {
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--green);
  color: var(--text-primary);
  font-size: 0.9rem;
  animation: slideIn 0.3s ease;
  max-width: 350px;
}

.toast.error {
  border-left-color: var(--red);
}

.toast.warning {
  border-left-color: var(--yellow);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ============================================
   LOADING SKELETON
   ============================================ */
.loading-skeleton {
  display: contents;
}

.skeleton-card {
  height: 250px;
  background: linear-gradient(
    90deg,
    var(--bg-tertiary) 25%,
    var(--bg-hover) 50%,
    var(--bg-tertiary) 75%
  );
  background-size: 200% 100%;
  animation: skeleton 1.5s ease infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */
@media (max-width: 768px) {
  .hero {
    padding-top: 80px;
  }

  .hero-terminal {
    font-size: 0.85rem;
  }

  .hero-title {
    font-size: 2rem;
  }

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

  .section-title {
    font-size: 1.5rem;
  }

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

  .bug-form {
    padding: var(--spacing-lg);
  }
}

/* ============================================
   ABOUT ME SECTION
   ============================================ */
.about-section {
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  border-bottom: 1px solid var(--bg-tertiary);
}

.about-content {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.about-terminal {
  width: 200px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--bg-tertiary);
  overflow: hidden;
}

.about-terminal .terminal-body {
  padding: var(--spacing-md);
  min-height: 60px;
}

.about-title {
  font-size: 2rem;
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.about-bio {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.about-cta {
  margin-top: var(--spacing-lg);
}

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

  .about-terminal {
    margin: 0 auto;
  }

  .about-cta {
    display: flex;
    justify-content: center;
  }
}

/* ============================================
   ENTERPRISE CONSULTING SECTION
   ============================================ */
.consulting-section {
  position: relative;
  overflow: hidden;
}

.consulting-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green), var(--cyan), var(--green));
}

.consulting-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.consulting-badge {
  display: inline-block;
  background: var(--green);
  color: var(--bg-primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 20px;
  letter-spacing: 2px;
  margin-bottom: var(--spacing-md);
}

.consulting-title {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.consulting-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
}

.consulting-intro {
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  text-align: center;
}

.consulting-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

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

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--green), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--green);
  box-shadow: 0 20px 60px rgba(0, 255, 65, 0.15);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  color: var(--green);
}

.service-title {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.service-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Service Value Overlay - Expandable from bottom */
.service-value-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--green) 0%, #00cc33 100%);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 -4px 20px rgba(0, 255, 65, 0.3);
}

.service-value-overlay:hover {
  box-shadow: 0 -8px 30px rgba(0, 255, 65, 0.5);
  transform: translateY(-2px);
}

.service-value-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-xl);
  background: transparent;
  border: none;
  color: var(--bg-primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.service-value-trigger:hover {
  background: rgba(0, 0, 0, 0.15);
  padding-left: calc(var(--spacing-xl) + 4px);
}

.trigger-icon {
  font-size: 1.4rem;
  font-weight: 700;
  transition: transform 0.3s ease;
  animation: pulse-icon 2s ease-in-out infinite;
}

@keyframes pulse-icon {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

.service-value-overlay.expanded .trigger-icon {
  transform: rotate(45deg);
  animation: none;
}

.service-value-overlay:hover .trigger-icon {
  animation: none;
  transform: scale(1.3);
}

.service-value-overlay.expanded:hover .trigger-icon {
  transform: rotate(45deg) scale(1.1);
}

.service-value-content {
  max-height: 0;
  overflow: hidden;
  background: var(--green);
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-value-overlay.expanded .service-value-content {
  max-height: 300px;
}

.service-value-list {
  list-style: none;
  padding: 0 var(--spacing-xl) var(--spacing-xl);
  margin: 0;
}

.service-value-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: var(--spacing-sm);
  font-size: 0.85rem;
  color: var(--bg-primary);
  line-height: 1.6;
}

.service-value-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--bg-primary);
  font-weight: 700;
}

.service-value-list li:last-child {
  margin-bottom: 0;
}

.value-label {
  font-weight: 600;
}

.consulting-cta {
  text-align: center;
}

.btn-large {
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: 1.1rem;
}

.consulting-note {
  margin-top: var(--spacing-md);
  font-size: 0.9rem;
  color: var(--text-dim);
}

/* Consulting nav link highlight */
.nav-consulting {
  color: var(--orange) !important;
  font-weight: 600;
}

.nav-consulting:hover {
  color: var(--yellow) !important;
}

@media (max-width: 768px) {
  .consulting-title {
    font-size: 1.8rem;
  }

  .consulting-services {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   TRAINING ACADEMY SECTION
   ============================================ */
.training-section {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.training-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.training-badge {
  display: inline-block;
  background: var(--cyan);
  color: var(--bg-primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 20px;
  letter-spacing: 2px;
  margin-bottom: var(--spacing-md);
}

.training-title {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.course-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
  box-shadow: 0 15px 50px rgba(0, 212, 255, 0.15);
}

.course-header {
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
  padding: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.course-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
}

.course-meta {
  flex: 1;
}

.course-duration {
  font-size: 0.8rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.course-level {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.course-body {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-title {
  font-size: 1.15rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.course-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--spacing-md);
}

.course-topics {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.course-topic {
  font-size: 0.75rem;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.course-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  color: var(--cyan);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  text-align: center;
  justify-content: center;
}

.course-link:hover {
  background: var(--cyan);
  color: var(--bg-primary);
}

.training-cta {
  text-align: center;
}

@media (max-width: 768px) {
  .training-title {
    font-size: 1.8rem;
  }

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

/* ============================================
   FOOTER AIRPM
   ============================================ */
.footer-airpm {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  font-size: 0.95rem;
}

.footer-airpm-link {
  color: var(--green);
  font-weight: 600;
  transition: all var(--transition-fast);
}

.footer-airpm-link:hover {
  color: var(--cyan);
  text-shadow: 0 0 10px var(--cyan-glow);
}

/* ============================================
   PAGE SECTIONS (Separate Pages)
   ============================================ */
.page-section {
  padding-top: calc(80px + var(--spacing-xl));
  min-height: calc(100vh - 200px);
}

.page-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.page-title {
  font-size: 2.5rem;
  color: var(--text-primary);
}

/* About Page Skills */
.about-skills {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--bg-tertiary);
}

.skills-title {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-normal);
}

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

.skill-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
  display: block;
}

.skill-card h4 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.skill-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* Why Section (Consulting Page) */
.why-section {
  background: var(--bg-primary);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  text-align: center;
}

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

.why-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--green);
  display: block;
  margin-bottom: var(--spacing-sm);
}

.why-text {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* Benefits Section (Training Page) */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.benefit-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-normal);
}

.benefit-card:hover {
  border-color: var(--cyan);
  transform: translateY(-4px);
}

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

.benefit-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

.benefit-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* About Page Layout */
.about-page .about-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* Certifications */
.about-certifications {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--bg-tertiary);
}

.certification-item {
  background: var(--bg-card);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  display: inline-block;
}

@media (max-width: 768px) {
  .page-title {
    font-size: 1.8rem;
  }

  .about-page .about-cta {
    flex-direction: column;
    align-items: center;
  }

  .why-number {
    font-size: 2.5rem;
  }
}