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

:root {
  --color-bg: #000000;
  --color-primary: #00ff00;
  --color-secondary: #00cc00;
  --color-text: #00ff00;
  --color-text-dim: #008800;
  --color-border: #00ff00;
  --font-mono: "Courier New", Courier, monospace;
}

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

/* Scanline & CRT Effects */
.scanline {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 50%, rgba(0, 255, 0, 0.02) 50%);
  background-size: 100% 4px;
  pointer-events: none;
  z-index: 9999;
  animation: scanline 8s linear infinite;
}

@keyframes scanline {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(4px);
  }
}

.crt-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
  pointer-events: none;
  z-index: 9998;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.header {
  border-bottom: 1px solid var(--color-border);
  padding: 20px 0;
  position: sticky;
  top: 0;
  background-color: var(--color-bg);
  z-index: 100;
}

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

.logo {
  font-size: 24px;
  font-weight: bold;
}

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

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

.nav {
  display: flex;
  gap: 20px;
  align-items: center;
}

.nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s;
}

.nav-link:hover {
  color: var(--color-primary);
  text-shadow: 0 0 5px var(--color-primary);
}

.lang-btn,
.terminal-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 5px 15px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 14px;
  transition: all 0.3s;
  text-decoration: none;
  display: inline-block;
}

.lang-btn:hover,
.terminal-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-bg);
  box-shadow: 0 0 10px var(--color-primary);
}

/* Hero Section */
.hero {
  padding: 80px 0;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.ascii-art {
  font-size: 10px;
  line-height: 1;
  margin-bottom: 30px;
  color: var(--color-text-dim);
  white-space: pre;
}

.hero-title {
  font-size: 48px;
  margin-bottom: 10px;
  text-shadow: 0 0 10px var(--color-primary);
}

.hero-subtitle {
  font-size: 18px;
  color: var(--color-text-dim);
  margin-bottom: 20px;
}

.hero-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.status-indicator {
  width: 10px;
  height: 10px;
  background-color: var(--color-primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 5px var(--color-primary);
  }
  50% {
    opacity: 0.5;
    box-shadow: 0 0 20px var(--color-primary);
  }
}

/* Sections */
.section {
  padding: 60px 0;
  border-bottom: 1px solid var(--color-border);
}

.section-title {
  font-size: 24px;
  margin-bottom: 40px;
}

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

/* Terminal Box */
.terminal-box {
  border: 1px solid var(--color-border);
  background-color: rgba(0, 255, 0, 0.03);
}

.terminal-header-bar {
  border-bottom: 1px solid var(--color-border);
  padding: 10px;
  display: flex;
  gap: 8px;
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-text-dim);
}

.terminal-content {
  padding: 20px;
}

.terminal-line {
  margin-bottom: 10px;
  display: flex;
  gap: 10px;
}

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

/* Skills Grid */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.skill-category {
  border: 1px solid var(--color-border);
  padding: 20px;
}

.skill-category-title {
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--color-primary);
}

.skill-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.skill-name {
  font-size: 14px;
}

.skill-bar {
  width: 100%;
  height: 8px;
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background-color: var(--color-primary);
  transition: width 1s ease;
}

.skill-level {
  font-size: 12px;
  color: var(--color-text-dim);
}

.cert-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cert-item {
  font-size: 14px;
  padding: 10px;
  border: 1px solid var(--color-border);
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
}

.project-card {
  border: 1px solid var(--color-border);
  padding: 20px;
  transition: all 0.3s;
}

.project-card:hover {
  box-shadow: 0 0 20px rgba(0, 255, 0, 0.2);
  transform: translateY(-2px);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.project-title {
  font-size: 18px;
  color: var(--color-primary);
}

.project-type {
  font-size: 12px;
  color: var(--color-text-dim);
}

.project-description {
  font-size: 14px;
  margin-bottom: 15px;
  line-height: 1.6;
}

.project-tags {
  display: flex;
  gap: 10px;
  margin-bottom: 15px;
  flex-wrap: wrap;
}

.tag {
  font-size: 12px;
  padding: 5px 10px;
  border: 1px solid var(--color-border);
  color: var(--color-text-dim);
}

.project-footer {
  border-top: 1px solid var(--color-border);
  padding-top: 15px;
}

.project-link {
  color: var(--color-text);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s;
}

.project-link:hover {
  color: var(--color-primary);
  text-shadow: 0 0 5px var(--color-primary);
}

/* Contact Grid */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.contact-card {
  border: 1px solid var(--color-border);
  padding: 30px;
  text-align: center;
  transition: all 0.3s;
}

.contact-card:hover {
  box-shadow: 0 0 20px rgba(0, 255, 0, 0.2);
}

.contact-icon {
  font-size: 36px;
  margin-bottom: 15px;
  color: var(--color-primary);
}

.contact-title {
  font-size: 18px;
  margin-bottom: 10px;
}

.contact-link {
  color: var(--color-text);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s;
}

.contact-link:hover {
  color: var(--color-primary);
  text-shadow: 0 0 5px var(--color-primary);
}

/* Footer */
.footer {
  padding: 40px 0;
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-hash {
  font-size: 10px;
  color: var(--color-text-dim);
}

/* Terminal Mode Styles */
.terminal-mode {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.terminal-container {
  width: 100%;
  max-width: 1000px;
  border: 1px solid var(--color-border);
  background-color: rgba(0, 0, 0, 0.95);
  box-shadow: 0 0 50px rgba(0, 255, 0, 0.3);
}

.terminal-full-header {
  border-bottom: 1px solid var(--color-border);
}

.terminal-title-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 15px;
  background-color: rgba(0, 255, 0, 0.05);
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

.terminal-dot-red {
  background-color: #ff0000;
}

.terminal-dot-yellow {
  background-color: #ffff00;
}

.terminal-dot-green {
  background-color: var(--color-primary);
}

.terminal-window-title {
  font-size: 14px;
}

.terminal-controls {
  display: flex;
  gap: 10px;
}

.term-lang-btn,
.term-exit-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 3px 10px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  transition: all 0.3s;
  text-decoration: none;
}

.term-lang-btn:hover,
.term-exit-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-bg);
}

.terminal-output {
  padding: 20px;
  min-height: 500px;
  max-height: 600px;
  overflow-y: auto;
  font-size: 14px;
}

.boot-line {
  color: var(--color-text-dim);
  margin-bottom: 5px;
}

.boot-text {
  animation: typing 0.5s steps(40);
}

.welcome-line {
  color: var(--color-primary);
  font-weight: bold;
  margin: 20px 0 10px 0;
}

.terminal-input-line {
  display: flex;
  align-items: center;
  padding: 15px 20px;
  border-top: 1px solid var(--color-border);
  background-color: rgba(0, 255, 0, 0.03);
}

.terminal-prompt {
  color: var(--color-primary);
  margin-right: 10px;
}

.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 14px;
  outline: none;
}

.command-output {
  margin: 10px 0;
  padding-left: 20px;
}

.command-line {
  color: var(--color-primary);
  margin-bottom: 5px;
}

.error-line {
  color: #ff0000;
}

/* Responsive */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 20px;
  }

  .nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero-title {
    font-size: 32px;
  }

  .ascii-art {
    font-size: 6px;
  }

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

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

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

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
  border-left: 1px solid var(--color-border);
}

::-webkit-scrollbar-thumb {
  background: var(--color-text-dim);
  border: 1px solid var(--color-border);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}