/* ============================================
   GENERATE PASSWORD — Cyberpunk Design System
   "High-Tech, Low-Life"
   ============================================ */

/* --- Tokens --- */
:root {
  --bg:              #0a0a0f;
  --bg-surface:      #12121a;
  --bg-card:         #12121a;
  --bg-elevated:     #1c1c2e;

  --text-primary:    #f0f0f5;
  --text-secondary:  #9a9ab0;
  --text-muted:      #6a6a80;

  --accent:          #00ff88;
  --accent-secondary:#ff00ff;
  --accent-tertiary: #00d4ff;

  --border:          #2a2a3a;
  --border-hover:    #3a3a4a;

  --red:             #ff3366;
  --orange:          #ffa94d;
  --green-light:     #69db7c;
  --green:           #00ff88;

  --radius:          0px;
  --radius-sm:       2px;

  --font-heading:    'Orbitron', monospace;
  --font-body:       'JetBrains Mono', 'Fira Code', monospace;
  --font-label:      'Share Tech Mono', monospace;
  --font-ui:         'Inter', system-ui, -apple-system, sans-serif;

  --ease:            cubic-bezier(0.4, 0, 0.2, 1);

  --shadow-neon:     0 0 5px #00ff8880, 0 0 10px #00ff8840;
  --shadow-neon-sm:  0 0 3px #00ff8860, 0 0 6px #00ff8830;
  --shadow-neon-lg:  0 0 10px #00ff88, 0 0 20px #00ff8860, 0 0 40px #00ff8830;
  --shadow-magenta:  0 0 5px #ff00ff80, 0 0 15px #ff00ff40;
  --shadow-cyan:     0 0 5px #00d4ff80, 0 0 15px #00d4ff40;

  /* Chamfered corner clip-path */
  --chamfer:         polygon(0 8px, 8px 0, calc(100% - 8px) 0, 100% 8px, 100% calc(100% - 8px), calc(100% - 8px) 100%, 8px 100%, 0 calc(100% - 8px));
  --chamfer-sm:      polygon(0 5px, 5px 0, calc(100% - 5px) 0, 100% 5px, 100% calc(100% - 5px), calc(100% - 5px) 100%, 5px 100%, 0 calc(100% - 5px));
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  overflow-x: hidden;
}

/* --- Circuit grid background --- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 255, 136, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 136, 0.025) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

/* --- Scanlines overlay --- */
.scanlines {
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.15) 2px,
    rgba(0, 0, 0, 0.15) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* --- Header --- */
.site-header {
  width: 100%;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 10;
}

.header-inner {
  max-width: 480px;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.header-logo {
  font-family: var(--font-label);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: color 0.15s var(--ease);
}

.header-logo span {
  color: var(--accent);
  text-shadow: var(--shadow-neon-sm);
}

.header-logo:hover {
  color: var(--text-secondary);
}

.header-nav {
  display: flex;
  gap: 1.25rem;
}

.header-nav a {
  font-family: var(--font-label);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: color 0.15s var(--ease), text-shadow 0.15s var(--ease);
}

.header-nav a:hover {
  color: var(--accent);
  text-shadow: var(--shadow-neon-sm);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 0 1.25rem;
  position: relative;
  z-index: 1;
}

main.container {
  flex: 1;
  padding-top: 2.5rem;
  padding-bottom: 2rem;
}

/* --- Title (Glitch Effect) --- */
h1.cyber-glitch {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  font-weight: 900;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  position: relative;
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

h1.cyber-glitch::before,
h1.cyber-glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  overflow: hidden;
  pointer-events: none;
}

h1.cyber-glitch::before {
  color: var(--accent-secondary);
  text-shadow: -2px 0 var(--accent-secondary);
  animation: glitch-before 4s infinite linear alternate-reverse;
  clip-path: inset(0 0 65% 0);
}

h1.cyber-glitch::after {
  color: var(--accent-tertiary);
  text-shadow: 2px 0 var(--accent-tertiary);
  animation: glitch-after 4s infinite linear alternate-reverse;
  clip-path: inset(65% 0 0 0);
}

@keyframes glitch-before {
  0%, 90%, 100% { transform: translate(0); }
  92% { transform: translate(-3px, 1px); }
  94% { transform: translate(2px, -1px); }
  96% { transform: translate(-1px, 0); }
}

@keyframes glitch-after {
  0%, 88%, 100% { transform: translate(0); }
  90% { transform: translate(2px, -1px); }
  93% { transform: translate(-3px, 1px); }
  95% { transform: translate(1px, 0); }
}

/* --- Subtitle with neon words --- */
.subtitle {
  text-align: center;
  font-family: var(--font-label);
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.neon-green {
  color: var(--accent);
  text-shadow: 0 0 8px rgba(0, 255, 136, 0.6), 0 0 20px rgba(0, 255, 136, 0.3);
  font-weight: 500;
}

.neon-magenta {
  color: var(--accent-secondary);
  text-shadow: 0 0 8px rgba(255, 0, 255, 0.6), 0 0 20px rgba(255, 0, 255, 0.3);
  font-weight: 500;
}

.neon-cyan {
  color: var(--accent-tertiary);
  text-shadow: 0 0 8px rgba(0, 212, 255, 0.6), 0 0 20px rgba(0, 212, 255, 0.3);
  font-weight: 500;
}

/* --- Password display --- */
.password-display {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  clip-path: var(--chamfer);
  padding: 1.25rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  min-height: 72px;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.password-display:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-neon-sm);
}

.password-text {
  flex: 1;
  font-family: var(--font-ui);
  font-size: 1.2rem;
  font-weight: 500;
  word-break: break-all;
  line-height: 1.5;
  color: #ffffff;
  min-height: 1.8rem;
  user-select: all;
}

.password-actions {
  display: flex;
  gap: 0.25rem;
  flex-shrink: 0;
}

/* --- Icon buttons --- */
.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  clip-path: var(--chamfer-sm);
  cursor: pointer;
  transition: all 0.15s var(--ease);
}

.btn-icon:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: var(--shadow-neon-sm);
  filter: drop-shadow(0 0 4px currentColor);
}

.btn-icon:active {
  transform: scale(0.92);
}

.btn-icon .hidden {
  display: none;
}

.btn-icon.copied {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--shadow-neon);
}

/* --- Strength bar --- */
.strength-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.strength-bar {
  flex: 1;
  height: 3px;
  background: var(--bg-elevated);
  overflow: hidden;
}

.strength-fill {
  height: 100%;
  width: 0%;
  transition: width 0.3s var(--ease), background-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.strength-fill[data-strength="weak"] {
  width: 25%;
  background: var(--red);
  box-shadow: 0 0 6px var(--red);
}

.strength-fill[data-strength="medium"] {
  width: 50%;
  background: var(--orange);
  box-shadow: 0 0 6px var(--orange);
}

.strength-fill[data-strength="strong"] {
  width: 75%;
  background: #facc15;
  box-shadow: 0 0 6px #facc15;
}

.strength-fill[data-strength="very-strong"] {
  width: 100%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.strength-label {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: 0.01em;
  transition: color 0.3s var(--ease);
}

.strength-label[data-strength="weak"]        { color: var(--red); }
.strength-label[data-strength="medium"]      { color: var(--orange); }
.strength-label[data-strength="strong"]      { color: #facc15; }
.strength-label[data-strength="very-strong"] { color: var(--accent); }

/* --- Controls --- */
.controls {
  margin-bottom: 1rem;
}

.control-row {
  margin-bottom: 1.25rem;
}

.length-header {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.length-header label {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: #ffffff;
  letter-spacing: 0.01em;
}

.length-header strong {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: #ffffff;
  line-height: 1;
}

/* --- Range slider --- */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: var(--bg-elevated);
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--accent);
  border: none;
  cursor: pointer;
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  box-shadow: var(--shadow-neon);
  transition: filter 0.15s var(--ease);
}

input[type="range"]::-webkit-slider-thumb:hover {
  filter: brightness(1.2) drop-shadow(0 0 8px var(--accent));
}

input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: var(--accent);
  border: none;
  cursor: pointer;
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

/* --- Toggles --- */
.toggles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  clip-path: var(--chamfer-sm);
  cursor: pointer;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: #ffffff;
  user-select: none;
  letter-spacing: 0.01em;
}

.toggle:hover {
  border-color: var(--border-hover);
}

.toggle:has(input:checked) {
  border-color: rgba(0, 255, 136, 0.4);
  box-shadow: var(--shadow-neon-sm);
}

.toggle input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--text-muted);
  flex-shrink: 0;
  cursor: pointer;
  position: relative;
  transition: all 0.15s var(--ease);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.toggle input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 6px var(--accent);
}

.toggle span {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  line-height: 1;
}

.toggle code {
  font-family: var(--font-body);
  font-size: 0.65rem;
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 0.1rem 0.35rem;
}

/* --- Advanced --- */
.advanced {
  margin-bottom: 2rem;
}

.advanced summary {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.5rem 0;
  user-select: none;
  letter-spacing: 0.01em;
  transition: color 0.15s var(--ease), text-shadow 0.15s var(--ease);
}

.advanced summary:hover {
  color: var(--accent);
  text-shadow: var(--shadow-neon-sm);
}

.advanced summary::marker {
  color: var(--accent);
}

.advanced-content {
  padding-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.custom-symbols-row {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.custom-symbols-row label {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
}

.custom-symbols-row input[type="text"] {
  width: 100%;
  padding: 0.5rem 0.75rem;
  padding-left: 1.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  clip-path: var(--chamfer-sm);
  color: var(--accent);
  font-family: var(--font-body);
  font-size: 0.85rem;
  outline: none;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

.custom-symbols-row input[type="text"]:focus {
  border-color: var(--accent);
  box-shadow: var(--shadow-neon-sm);
}

.algorithm-info {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  padding: 0.75rem;
}

.algorithm-info p {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.6;
  letter-spacing: 0.01em;
}

.algorithm-info code {
  font-family: var(--font-body);
  font-size: 0.68rem;
  color: var(--accent);
  text-shadow: 0 0 4px rgba(0, 255, 136, 0.3);
}

/* --- Ad containers --- */
.ad-container {
  margin-top: 1.5rem;
}

.ad-banner {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ad-sidebar {
  display: none;
}

@media (min-width: 1200px) {
  .ad-sidebar {
    display: block;
    position: fixed;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    width: 300px;
    min-height: 250px;
    z-index: 1;
  }
}

/* --- Footer --- */
.site-footer {
  width: 100%;
  padding: 1.25rem 0;
  border-top: 1px solid var(--border);
  margin-top: auto;
  position: relative;
  z-index: 1;
}

.site-footer .container {
  max-width: 480px;
  display: flex;
  justify-content: center;
}

.footer-copy {
  font-family: var(--font-label);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.footer-copy a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s var(--ease);
}

.footer-copy a:hover {
  color: var(--accent);
  text-shadow: var(--shadow-neon-sm);
}

/* --- Legal pages --- */
.page-content {
  max-width: 640px;
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.page-content h1 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  text-align: left;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

.page-subtitle {
  font-family: var(--font-label);
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-bottom: 2rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.page-content h2 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
  text-shadow: 0 0 6px rgba(0, 255, 136, 0.2);
}

.page-content h3 {
  font-family: var(--font-label);
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 1.25rem;
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.page-content p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

.page-content ul {
  color: var(--text-secondary);
  font-size: 0.85rem;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.page-content li {
  margin-bottom: 0.35rem;
}

.page-content li::marker {
  color: var(--accent);
}

.page-content a {
  color: var(--accent);
  text-decoration: none;
  text-shadow: 0 0 4px rgba(0, 255, 136, 0.2);
  transition: text-shadow 0.15s var(--ease);
}

.page-content a:hover {
  text-shadow: 0 0 8px rgba(0, 255, 136, 0.5);
}

.page-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

.page-content code {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--accent);
  text-shadow: 0 0 4px rgba(0, 255, 136, 0.3);
}

/* --- Back link (legal pages) --- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-label);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-decoration: none;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: color 0.15s var(--ease), text-shadow 0.15s var(--ease);
}

.back-link:hover {
  color: var(--accent);
  text-shadow: var(--shadow-neon-sm);
}

/* --- Article content --- */
.article-content {
  max-width: 640px;
}

.article-content p,
.article-content li {
  font-family: var(--font-ui);
  line-height: 1.75;
}

.article-content ol {
  color: var(--text-secondary);
  font-size: 0.85rem;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.article-content ol li::marker {
  color: var(--accent);
  font-weight: 600;
}

/* Article cards */
.article-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  clip-path: var(--chamfer);
  margin: 1.25rem 0;
  overflow: hidden;
}

.article-card-header {
  font-family: var(--font-label);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}

.article-card-body {
  padding: 1rem;
}

.article-card-body p,
.article-card-body li {
  font-size: 0.82rem;
  margin-bottom: 0.35rem;
}

.article-card-body ol,
.article-card-body ul {
  padding-left: 1.25rem;
}

.example-bad {
  color: var(--red);
}

.example-good {
  color: var(--accent);
}

/* Article tables */
.article-table {
  margin: 1.25rem 0;
  overflow-x: auto;
}

.article-table table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 0.8rem;
}

.article-table th {
  font-family: var(--font-label);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-align: left;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--accent);
  background: var(--bg-elevated);
}

.article-table td {
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.article-table code {
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--text-primary);
}

/* Article CTA */
.article-cta {
  margin-top: 2rem;
  text-align: center;
}

.article-cta a {
  display: inline-block;
  font-family: var(--font-label);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--bg);
  background: var(--accent);
  padding: 0.75rem 1.5rem;
  clip-path: var(--chamfer-sm);
  text-decoration: none;
  transition: filter 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

.article-cta a:hover {
  filter: brightness(1.15);
  box-shadow: var(--shadow-neon);
  text-shadow: none;
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  h1.cyber-glitch::before,
  h1.cyber-glitch::after {
    animation: none;
  }

  *, *::before, *::after {
    transition-duration: 0.01ms !important;
  }
}

/* --- Responsive --- */
@media (max-width: 480px) {
  main.container {
    padding-top: 2rem;
  }

  h1.cyber-glitch {
    font-size: 1.35rem;
  }

  .password-text {
    font-size: 1.05rem;
  }

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

  .header-nav {
    gap: 0.75rem;
  }

  .header-nav a {
    font-size: 0.65rem;
  }
}