/* Design System & Root Variables */
:root {
  --font-sans: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Fira Code', Menlo, Monaco, Consolas, monospace;

  /* Colors */
  --bg-color: #030406;
  --panel-bg: rgba(6, 8, 12, 0.7);
  --panel-border: rgba(0, 255, 102, 0.08);
  
  --text-main: #f0f7f4;
  --text-muted: #8b9991;
  
  --primary: #00ff66;
  --primary-glow: rgba(0, 255, 102, 0.2);
  --primary-gradient: linear-gradient(135deg, #00ff66 0%, #00d656 50%, #00a341 100%);
  
  --accent-cyan: #00f0ff;
  --accent-cyan-glow: rgba(0, 240, 255, 0.2);
  --cyan-gradient: linear-gradient(135deg, #00f0ff 0%, #00bcff 100%);
  
  /* Layout */
  --border-radius-lg: 20px;
  --border-radius-md: 10px;
  --border-radius-sm: 6px;
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(0, 255, 102, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 102, 0.02) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: -2;
  pointer-events: none;
}

/* Background Glowing Orbs */
.bg-glow {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.bg-glow::before,
.bg-glow::after {
  content: '';
  position: absolute;
  width: 60vw;
  height: 60vw;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.12;
}

.bg-glow::before {
  background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
  top: -15%;
  left: -15%;
  animation: floatGlow 20s infinite alternate ease-in-out;
}

.bg-glow::after {
  background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
  bottom: -15%;
  right: -15%;
  animation: floatGlow 25s infinite alternate-reverse ease-in-out;
}

@keyframes floatGlow {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(8%, 12%) scale(1.15); }
}

/* Main Container */
.portfolio-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 6rem;
}

/* Glassmorphism Panel system */
.glass-panel {
  background: var(--panel-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--panel-border);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 10px 40px 0 rgba(0, 0, 0, 0.4);
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  border-color: rgba(255, 255, 255, 0.09);
  box-shadow: 0 15px 45px 0 rgba(0, 0, 0, 0.5);
}

/* Header & Navigation */
.portfolio-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  margin-top: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-shield {
  font-size: 1.5rem;
}

.logo-name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  background: linear-gradient(to right, #fff, var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-smooth);
  position: relative;
  padding: 0.25rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: var(--transition-smooth);
}

.nav-links a:hover {
  color: var(--text-main);
}

.nav-links a:hover::after {
  width: 100%;
}

/* Hero Section */
.hero-section {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 3rem;
  padding: 2rem 0 4rem 0;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
}

.hero-badge {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #34d399;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.4rem 0.8rem;
  border-radius: 50px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--font-sans);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  background: linear-gradient(to right, #ffffff, #e2e8f0, var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-family: var(--font-sans);
  font-size: clamp(1.25rem, 3vw, 1.8rem);
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.text-glow-green {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 20px var(--primary-glow);
}

.hero-description {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 580px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

/* General Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-md);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition-smooth);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
  border-radius: var(--border-radius-sm);
}

.btn-primary {
  background: var(--primary-gradient);
  color: #fff;
  box-shadow: 0 4px 20px 0 var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px 0 rgba(139, 92, 246, 0.4);
  filter: brightness(1.1);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  border-color: var(--panel-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

/* Hero Cyber Shield Graphic / Avatar Frame */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.avatar-hud {
  position: absolute;
  width: 290px;
  height: 290px;
  border: 1px dashed rgba(0, 255, 102, 0.2);
  border-radius: 50%;
  animation: spinDash 30s infinite linear;
  pointer-events: none;
}

.avatar-hud::before {
  content: '';
  position: absolute;
  top: -5px;
  left: 50%;
  width: 10px;
  height: 10px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-cyan);
}

.avatar-frame {
  position: relative;
  width: 240px;
  height: 240px;
  border-radius: 20%;
  padding: 4px;
  background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
  box-shadow: 0 0 30px rgba(0, 255, 102, 0.15);
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.avatar-frame:hover {
  transform: translateY(-5px) rotate(2deg);
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.35);
}

.avatar-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 18%;
  border: 4px solid var(--bg-color);
  background: var(--bg-color);
}

@keyframes morphWobble {
  0% { border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%; }
  100% { border-radius: 55% 45% 40% 60% / 55% 58% 42% 45%; }
}

@keyframes spinDash {
  100% { transform: rotate(360deg); }
}

@keyframes hoverFloat {
  0% { transform: translateY(-5px); }
  100% { transform: translateY(5px); }
}

/* Section Header Shared */
.section-header {
  margin-bottom: 2rem;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 0.5rem;
}

.section-header h2 {
  font-family: var(--font-sans);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* About Section */
.about-section {
  padding: 3rem;
}

.about-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.about-text {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.about-text strong {
  color: var(--text-main);
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.stat-card {
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--panel-border);
  border-radius: var(--border-radius-md);
  transition: var(--transition-smooth);
}

.stat-card:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(139, 92, 246, 0.2);
  transform: translateX(5px);
}

.stat-card h3 {
  font-size: 0.95rem;
  font-family: var(--font-sans);
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.stat-card p {
  font-size: 0.9rem;
  color: var(--text-main);
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.skill-card {
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.85rem;
  height: 100%;
}

.skill-icon {
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
}

.skill-card h3 {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 600;
}

.skill-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Projects Section */
.projects-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.project-card {
  overflow: hidden;
}

.highlight-project {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  min-height: 380px;
}

.project-info {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
}

.project-tag-badge {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  background: rgba(139, 92, 246, 0.15);
  color: #c084fc;
  padding: 0.35rem 0.75rem;
  border-radius: 4px;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.project-info h3 {
  font-family: var(--font-sans);
  font-size: 1.8rem;
  font-weight: 700;
}

.project-meta {
  font-size: 0.95rem;
  color: var(--accent-cyan);
  font-weight: 500;
  margin-top: -0.5rem;
}

.project-description {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.project-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.5rem 0;
}

.project-tech-tags span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--panel-border);
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  color: var(--text-main);
}

/* Project Mockup Preview */
.project-preview {
  background: rgba(0, 0, 0, 0.4);
  border-left: 1px solid var(--panel-border);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.preview-mockup {
  width: 100%;
  max-width: 360px;
  background: #0d0e15;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.6);
  transition: var(--transition-smooth);
}

.preview-mockup:hover {
  transform: translateY(-5px) scale(1.02);
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 25px 50px rgba(139, 92, 246, 0.15);
}

.mockup-header {
  background: #141521;
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.mockup-header .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.mockup-header .dot.red { background: #ff5f56; }
.mockup-header .dot.yellow { background: #ffbd2e; }
.mockup-header .dot.green { background: #27c93f; }

.mockup-url {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-left: auto;
  opacity: 0.7;
}

.mockup-content {
  padding: 1.25rem;
}

.mockup-code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #38bdf8;
}

/* Contact Section */
.contact-section {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.5rem;
}

.contact-content p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 500px;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1rem;
}

.contact-link-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--panel-border);
  padding: 0.75rem 1.25rem;
  border-radius: var(--border-radius-md);
  color: var(--text-main);
  font-weight: 500;
  transition: var(--transition-smooth);
}

.contact-link-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px var(--primary-glow);
}

.contact-link-item .icon {
  font-size: 1.2rem;
}

/* Footer styling */
.portfolio-footer {
  text-align: center;
  padding: 2rem 0;
  border-top: 1px solid var(--panel-border);
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 2rem;
}

/* Terminal Widget */
.terminal-widget {
  background: #06080c;
  border: 1px solid rgba(0, 255, 102, 0.15);
  border-radius: 12px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.7), 0 0 20px rgba(0, 255, 102, 0.05);
  overflow: hidden;
  font-family: var(--font-mono);
  width: 100%;
}

.terminal-header {
  background: #0d1117;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(0, 255, 102, 0.08);
}

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

.terminal-header .dot.red { background: #ff5f56; }
.terminal-header .dot.yellow { background: #ffbd2e; }
.terminal-header .dot.green { background: #27c93f; }

.terminal-title {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.8;
  letter-spacing: 0.05em;
}

.terminal-body {
  padding: 1.25rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: #34d399; /* Green text */
  max-height: 280px;
  overflow-y: auto;
}

.terminal-prompt {
  color: #00f0ff; /* Cyan prompt */
  margin-bottom: 0.5rem;
}

.terminal-prompt::before {
  content: "root@aryasec~# ";
  color: var(--primary);
}

.terminal-output {
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 15px;
  background: var(--primary);
  animation: blink 1s infinite steps(2, start);
  vertical-align: middle;
  margin-left: 4px;
}

@keyframes blink {
  to { visibility: hidden; }
}

/* Responsive Breakpoints */
@media (max-width: 900px) {
  .portfolio-container {
    gap: 4rem;
    padding: 1rem;
  }
  .portfolio-header {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
  }
  .hero-section {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }
  .hero-content {
    align-items: center;
  }
  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .highlight-project {
    grid-template-columns: 1fr;
  }
  .project-info {
    padding: 2rem;
  }
  .project-preview {
    border-left: none;
    border-top: 1px solid var(--panel-border);
    padding: 2rem 1rem;
  }
}