/* DOS Terminal Theme for OSVM Documentation */

/* Import DOS-era fonts */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;700&display=swap');

/* CSS Variables for authentic DOS colors */
:root {
  --dos-black: #000000;
  --dos-white: #c0c0c0;
  --dos-bright-white: #ffffff;
  --dos-gray: #808080;
  --dos-dark-gray: #404040;
  --dos-amber: #ffaa00;
  --dos-bright-amber: #ffff55;
  --dos-blue: #0000aa;
  --dos-bright-blue: #5555ff;
  --dos-cyan: #00aaaa;
  --dos-bright-cyan: #55ffff;
  --dos-red: #aa0000;
  --dos-bright-red: #ff5555;
  --crt-phosphor: #ffaa00;
  --crt-glow: rgba(255, 170, 0, 0.3);
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Body with CRT effect */
body {
  background: var(--dos-black);
  color: var(--dos-white);
  font-family: 'IBM Plex Mono', 'Courier New', monospace;
  font-size: 16px;
  line-height: 1.4;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  padding: 20px;

  /* CRT screen curve effect */
  background: radial-gradient(ellipse at center, #000000 0%, #000000 60%, #000000 100%);

  /* Text shadow for phosphor glow - subtle amber glow */
  text-shadow:
    0 0 1px var(--crt-glow),
    0 0 2px var(--crt-glow);
}

/* Scanlines overlay */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    repeating-linear-gradient(
      0deg,
      rgba(0, 0, 0, 0) 0px,
      rgba(0, 0, 0, 0.3) 1px,
      rgba(0, 0, 0, 0) 2px,
      rgba(0, 0, 0, 0) 3px
    );
  pointer-events: none;
  z-index: 1000;
}

/* CRT flicker animation */
@keyframes flicker {
  0% { opacity: 0.98; }
  2% { opacity: 1; }
  4% { opacity: 0.98; }
  100% { opacity: 0.98; }
}

body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 170, 0, 0.01);
  pointer-events: none;
  z-index: 999;
  animation: flicker 0.15s infinite;
}

/* Container */
.container, main, .content, article {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  position: relative;
  z-index: 1;
}

/* Terminal window should be full width */
.terminal-window {
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
  position: relative;
  z-index: 1;
}

/* Main content wrapper - consistent padding */
.main-wrapper, .page-content, body > div:not(.terminal-window) {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
  box-sizing: border-box;
}

/* Ensure all content sections have consistent width */
section, .intro, .features, .quick-start, .whats-new, .examples, .cta-section {
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding: 20px 0;
}

/* Headers with DOS box drawing */
h1, h2, h3, h4, h5, h6 {
  color: var(--dos-bright-white);
  text-transform: uppercase;
  margin: 20px 0 10px 0;
  font-weight: 700;
  letter-spacing: 1px;
}

h1 {
  font-size: 24px;
  border: double 3px var(--dos-white);
  padding: 10px;
  text-align: center;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 2px,
    rgba(192, 192, 192, 0.02) 2px,
    rgba(192, 192, 192, 0.02) 4px
  );
}

h1::before { content: "╔═══════════════════════════════════════╗\A"; white-space: pre; }
h1::after { content: "\A╚═══════════════════════════════════════╝"; white-space: pre; }

h2 {
  font-size: 20px;
  border-bottom: 1px solid var(--dos-white);
  padding-bottom: 5px;
}

h2::before { content: "▓▓ "; }

h3 {
  font-size: 18px;
  color: var(--dos-amber);
}

h3::before { content: "▒▒ "; }

/* Paragraphs */
p {
  margin: 10px 0;
  color: var(--dos-white);
}

/* Links */
a {
  color: var(--dos-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--dos-cyan);
  transition: all 0.2s;
}

a:hover {
  color: var(--dos-bright-white);
  background: var(--dos-blue);
  text-shadow: none;
  padding: 0 2px;
}

a:visited {
  color: var(--dos-amber);
  border-bottom-color: var(--dos-amber);
}

/* Code blocks - DOS style */
pre, code {
  font-family: 'IBM Plex Mono', monospace;
  background: #0c0c0c;
  border: 1px solid var(--dos-gray);
  color: var(--dos-bright-white);
}

code {
  padding: 2px 4px;
  margin: 0 2px;
}

pre {
  padding: 10px;
  margin: 15px 0;
  overflow-x: auto;
  position: relative;
}

pre::before {
  content: "C:\\> ";
  color: var(--dos-gray);
}

/* Lists */
ul, ol {
  margin: 10px 0 10px 30px;
}

li {
  margin: 5px 0;
  color: var(--dos-white);
}

ul li::before {
  content: "■ ";
  color: var(--dos-amber);
  font-weight: bold;
  margin-left: -20px;
  margin-right: 10px;
}

ol {
  counter-reset: dos-counter;
  list-style: none;
}

ol li {
  counter-increment: dos-counter;
}

ol li::before {
  content: "[" counter(dos-counter) "] ";
  color: var(--dos-amber);
  font-weight: bold;
  margin-left: -30px;
  margin-right: 10px;
}

/* Tables - ASCII art style */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 15px 0;
  color: var(--dos-white);
}

th {
  background: #1a1a1a;
  color: var(--dos-bright-white);
  padding: 8px;
  text-align: left;
  border: 1px solid var(--dos-white);
  text-transform: uppercase;
}

td {
  padding: 8px;
  border: 1px solid var(--dos-gray);
}

tr:hover {
  background: rgba(255, 255, 255, 0.05);
}

/* Blockquotes */
blockquote {
  border-left: 4px solid var(--dos-amber);
  padding-left: 15px;
  margin: 15px 0;
  color: var(--dos-amber);
  font-style: italic;
}

blockquote::before {
  content: "║ ";
  color: var(--dos-amber);
}

/* Navigation - full width */
nav, .main-navigation {
  background: #0a0a0a;
  border-top: 1px solid var(--dos-white);
  border-bottom: 1px solid var(--dos-white);
  padding: 10px 0;
  margin: 0;
  width: 100%;
  box-sizing: border-box;
}

/* Nav content should be constrained */
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: 30px;
  white-space: nowrap;
}

nav > ul, .main-navigation > * {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.terminal-header {
  background: var(--dos-black);
  border-bottom: 1px solid var(--dos-gray);
  padding: 10px 0;
  width: 100%;
}

.terminal-header > * {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

nav ul, .nav-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: nowrap;
  gap: 15px;
  align-items: center;
  justify-content: flex-start;
}

nav li::before {
  content: none;
}

nav a, .nav-link {
  color: var(--dos-bright-white);
  border: none;
  padding: 5px 8px;
  display: inline-block;
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
}

nav a:hover {
  background: var(--dos-white);
  color: var(--dos-black);
  text-shadow: none;
}

/* Buttons */
button, .button, input[type="submit"] {
  background: var(--dos-black);
  color: var(--dos-white);
  border: 2px solid var(--dos-white);
  padding: 8px 16px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
  text-shadow: 0 0 2px var(--crt-glow);
}

button:hover, .button:hover {
  background: var(--dos-white);
  color: var(--dos-black);
  text-shadow: none;
  box-shadow: 0 0 5px var(--crt-glow);
}

/* Forms */
input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
  background: var(--dos-black);
  color: var(--dos-white);
  border: 1px solid var(--dos-white);
  padding: 5px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  width: 100%;
  margin: 5px 0;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--dos-bright-white);
  box-shadow: 0 0 3px var(--crt-glow);
}

/* Footer */
footer, .terminal-footer {
  margin-top: 40px;
  padding: 20px 0;
  border-top: double 3px var(--dos-white);
  color: var(--dos-gray);
  width: 100%;
  box-sizing: border-box;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  margin-bottom: 30px;
}

.footer-section h4 {
  color: var(--dos-bright-white);
  margin-bottom: 15px;
  font-size: 14px;
  letter-spacing: 1px;
}

.footer-section ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-section li {
  margin: 8px 0;
}

.footer-section li::before {
  content: none;
}

.footer-section a {
  color: var(--dos-cyan);
  text-decoration: none;
  border: none;
  font-size: 14px;
  transition: color 0.2s;
}

.footer-section a:hover {
  color: var(--dos-bright-white);
  background: transparent;
  padding: 0;
}

.copyright {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  text-align: center;
  border-top: 1px solid var(--dos-gray);
}

.command-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 14px;
}

/* Cursor blink animation */
@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.cursor::after {
  content: "_";
  animation: blink 1s infinite;
  color: var(--dos-white);
}

/* Alert/Info boxes */
.alert, .info, .warning, .error, .note {
  padding: 10px;
  margin: 15px 0;
  border: 1px solid;
}

.info {
  border-color: var(--dos-cyan);
  color: var(--dos-cyan);
  background: rgba(0, 255, 255, 0.05);
}

.warning {
  border-color: var(--dos-amber);
  color: var(--dos-amber);
  background: rgba(255, 176, 0, 0.05);
}

.error {
  border-color: #ff0000;
  color: #ff0000;
  background: rgba(255, 0, 0, 0.05);
}

.info::before { content: "[INFO] "; }
.warning::before { content: "[WARN] "; }
.error::before { content: "[ERROR] "; }

/* ASCII Art Header */
.ascii-header {
  color: var(--dos-bright-white);
  white-space: pre;
  font-size: 12px;
  line-height: 1;
  margin: 20px 0;
  text-align: center;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

::-webkit-scrollbar-track {
  background: var(--dos-black);
  border: 1px solid var(--dos-gray);
}

::-webkit-scrollbar-thumb {
  background: var(--dos-gray);
  border: 1px solid var(--dos-white);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--dos-white);
}

/* Selection */
::selection {
  background: var(--dos-white);
  color: var(--dos-black);
  text-shadow: none;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  body {
    font-size: 14px;
    padding: 10px;
  }

  h1 { font-size: 20px; }
  h2 { font-size: 18px; }
  h3 { font-size: 16px; }

  .main-wrapper, .page-content {
    padding: 0 15px;
  }

  section {
    padding: 15px 0;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 15px;
  }

  .nav-menu {
    flex-wrap: wrap;
    gap: 8px;
  }

  .nav-brand {
    margin-right: 15px;
  }

  pre {
    font-size: 12px;
    padding: 8px;
  }

  .ascii-art {
    font-size: 8px;
    overflow-x: auto;
  }

  .command-grid, .feature-grid, .news-grid {
    grid-template-columns: 1fr !important;
    gap: 15px;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 13px;
    padding: 5px;
  }

  .main-wrapper, .page-content {
    padding: 0 10px;
  }

  h1 { font-size: 18px; }
  h2 { font-size: 16px; }
  h3 { font-size: 14px; }

  .nav-container {
    padding: 0 10px;
  }

  .nav-menu {
    gap: 5px;
  }

  nav a, .nav-link {
    font-size: 12px;
    padding: 4px 6px;
  }

  pre {
    font-size: 11px;
    padding: 6px;
  }

  .footer-content {
    padding: 0 10px;
  }
}

/* Terminal prompt animation */
.terminal-prompt::before {
  content: "$ ";
  color: var(--dos-gray);
}

/* Boot sequence animation */
@keyframes bootup {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.boot-sequence {
  animation: bootup 0.5s ease-out;
}

/* Force page content to respect max-width */
#main-content, .page-content {
  max-width: 1200px !important;
  margin: 0 auto !important;
  padding: 20px !important;
}

/* Specific page fixes */
.feature-grid, .command-grid, .news-grid, .tab-content {
  max-width: 100%;
  margin: 0 auto;
}

/* Don't let pre/code blocks break layout */
pre {
  max-width: 100%;
  overflow-x: auto;
}

/* ======================== */
/* Interactive Terminal CSS */
/* ======================== */

.dos-terminal-interactive {
  background: var(--dos-black);
  border: 2px solid var(--dos-white);
  padding: 20px;
  margin: 20px auto;
  max-width: 900px;
  font-family: 'IBM Plex Mono', monospace;
  position: relative;
}

.terminal-output {
  height: 300px;
  overflow-y: auto;
  overflow-x: hidden;
  background: #0a0a0a;
  border: 1px solid var(--dos-gray);
  padding: 10px;
  margin-bottom: 10px;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.terminal-line {
  color: var(--dos-white);
  line-height: 1.4;
  margin: 2px 0;
}

.terminal-line.command-input {
  color: var(--dos-bright-white);
}

.terminal-line.output {
  color: var(--dos-white);
  margin-left: 20px;
}

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

.terminal-input-area {
  display: flex;
  align-items: center;
  background: #0a0a0a;
  border: 1px solid var(--dos-gray);
  padding: 8px;
}

.terminal-prompt {
  color: var(--dos-white);
  margin-right: 5px;
}

.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--dos-bright-white);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  outline: none;
}

.terminal-cursor {
  color: var(--dos-white);
  animation: blink 1s infinite;
}

/* Command Palette */
.command-palette {
  margin-top: 20px;
  border: 1px solid var(--dos-white);
  background: #0a0a0a;
  padding: 15px;
  max-width: 100%;
}

.palette-header {
  color: var(--dos-bright-white);
  font-size: 16px;
  margin-bottom: 15px;
  text-transform: uppercase;
  border-bottom: 2px solid var(--dos-white);
  padding-bottom: 8px;
}

.command-category {
  margin-bottom: 20px;
}

.category-header {
  color: var(--dos-amber);
  font-weight: bold;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.command-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.command-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: #1a1a1a;
  border: 1px solid var(--dos-gray);
  cursor: pointer;
  transition: all 0.2s;
}

.command-item:hover {
  background: #2a2a2a;
  border-color: var(--dos-white);
}

.command-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.command-text code {
  color: var(--dos-bright-white);
  font-size: 13px;
  background: transparent;
  border: none;
  padding: 0;
}

.command-desc {
  color: var(--dos-gray);
  font-size: 11px;
}

.command-actions {
  display: flex;
  gap: 8px;
}

.btn-try, .btn-copy {
  background: var(--dos-black);
  color: var(--dos-white);
  border: 1px solid var(--dos-white);
  padding: 4px 8px;
  cursor: pointer;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  transition: all 0.2s;
}

.btn-try:hover, .btn-copy:hover {
  background: var(--dos-white);
  color: var(--dos-black);
}

/* Copy feedback */
.copy-feedback {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--dos-black);
  color: var(--dos-bright-white);
  border: 2px solid var(--dos-white);
  padding: 10px 20px;
  z-index: 10000;
  animation: slideIn 0.3s ease-out;
}

.copy-feedback.fade-out {
  animation: fadeOut 0.3s ease-out forwards;
}

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

@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

/* Progress bars for animated output */
.progress-bar {
  width: 100%;
  height: 20px;
  border: 1px solid var(--dos-white);
  background: var(--dos-black);
  margin: 5px 0;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: repeating-linear-gradient(
    90deg,
    var(--dos-white) 0px,
    var(--dos-white) 4px,
    transparent 4px,
    transparent 8px
  );
  animation: progress 2s linear;
}

@keyframes progress {
  from {
    width: 0%;
  }
  to {
    width: 100%;
  }
}