/* ==========================================================================
   Andrés Hernández (@AndresZlp15) - Portfolio Styling System
   Theme: Cyberpunk Glassmorphism / Modern Dark Tech
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;700&family=Outfit:wght@400;600;700;800&display=swap');

:root {
  /* Color Palette */
  --bg-main: #07090e;
  --bg-secondary: #0d111a;
  --bg-card: rgba(15, 22, 36, 0.65);
  --bg-card-hover: rgba(22, 32, 54, 0.8);
  --border-color: rgba(56, 189, 248, 0.15);
  --border-glow: rgba(56, 189, 248, 0.4);

  --primary: #38bdf8;         /* Cyan */
  --primary-rgb: 56, 189, 248;
  --secondary: #a855f7;       /* Neon Purple */
  --secondary-rgb: 168, 85, 247;
  --accent: #2dd4bf;          /* Emerald/Teal */
  --accent-rgb: 45, 212, 191;
  --gold: #fbbf24;

  --text-bright: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --terminal-bg: #0b0f19;
  --terminal-header: #141c2e;

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-code: 'JetBrains Mono', monospace;

  /* Spacing & Layout */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --max-width: 1240px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

/* Background Ambient Glow Effects */
body::before {
  content: '';
  position: fixed;
  top: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(var(--primary-rgb), 0.12) 0%, rgba(0,0,0,0) 70%);
  z-index: -1;
  pointer-events: none;
}

body::after {
  content: '';
  position: fixed;
  bottom: -10%;
  right: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(var(--secondary-rgb), 0.12) 0%, rgba(0,0,0,0) 70%);
  z-index: -1;
  pointer-events: none;
}

/* Custom Cursor Elements */
.cursor-dot {
  position: fixed;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  pointer-events: none !important;
  z-index: 99999;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 10px var(--primary);
  transition: transform 0.08s ease;
}

.cursor-ring {
  position: fixed;
  width: 32px;
  height: 32px;
  border: 1.5px solid rgba(56, 189, 248, 0.5);
  border-radius: 50%;
  pointer-events: none !important;
  z-index: 99998;
  transform: translate(-50%, -50%);
  transition: width 0.2s ease, height 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.cursor-ring.hovering {
  width: 48px;
  height: 48px;
  border-color: var(--accent);
  background: rgba(45, 212, 191, 0.08);
}

/* Ambient Reactive Aura */
.ambient-aura {
  position: fixed;
  top: 0;
  left: 0;
  width: 650px;
  height: 650px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.07) 0%, rgba(168, 85, 247, 0.03) 45%, transparent 70%);
  pointer-events: none !important;
  z-index: 0;
  will-change: transform;
}

/* Matrix Overlay */
.matrix-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.94);
  z-index: 99990;
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.matrix-overlay.active {
  display: flex;
}

.matrix-hint {
  position: absolute;
  bottom: 2rem;
  color: #22c55e;
  font-family: var(--font-code);
  font-size: 0.9rem;
  background: rgba(0, 0, 0, 0.8);
  padding: 0.5rem 1rem;
  border: 1px solid rgba(34, 197, 94, 0.4);
  border-radius: var(--radius-sm);
  pointer-events: none;
}

/* Toast Container & Notification */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 99995;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none !important;
}

.toast {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(56, 189, 248, 0.35);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6), 0 0 15px rgba(56, 189, 248, 0.2);
  color: var(--text-bright);
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  pointer-events: auto;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* Typography Classes */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-bright);
  line-height: 1.2;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-text-alt {
  background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--accent);
}

/* Reusable Glassmorphism Card */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  border-color: var(--border-glow);
  box-shadow: 0 15px 35px -10px rgba(var(--primary-rgb), 0.25);
  transform: translateY(-4px);
}

/* Layout Utilities */
.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1rem;
}

.section {
  padding: 6rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-tag {
  font-family: var(--font-code);
  font-size: 0.9rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  outline: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, #0284c7 100%);
  color: #040914;
  box-shadow: 0 4px 20px rgba(var(--primary-rgb), 0.4);
}
.btn-primary:hover {
  box-shadow: 0 6px 25px rgba(var(--primary-rgb), 0.6);
  transform: translateY(-2px);
  color: #000;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-bright);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
}

/* Header & Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.2rem 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 0.8rem 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-logo {
  font-family: var(--font-code);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-bright);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.mobile-menu-btn {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-bright);
  font-size: 1.15rem;
  cursor: pointer;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.mobile-menu-btn:hover {
  background: rgba(56, 189, 248, 0.15);
  border-color: var(--primary);
  color: var(--primary);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: var(--primary);
  font-family: var(--font-code);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { opacity: 0.4; }
  50% { opacity: 1; }
  100% { opacity: 0.4; }
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: 1.2rem;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}



/* Terminal Neofetch Component */
.terminal-window {
  background: var(--terminal-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  font-family: var(--font-code);
}

.terminal-header {
  background: var(--terminal-header);
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.terminal-dots {
  display: flex;
  gap: 0.4rem;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.terminal-title {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.terminal-body {
  padding: 1.5rem;
  font-size: 0.88rem;
  line-height: 1.8;
  color: #e2e8f0;
}

.cmd-line {
  color: var(--primary);
  margin-bottom: 1rem;
}
.cmd-prompt { color: var(--accent); }
.cmd-user { color: #a855f7; }

.neofetch-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.8rem;
  align-items: center;
}

.ascii-art {
  color: var(--primary);
  font-family: var(--font-code);
  font-size: 0.72rem;
  line-height: 1.15;
  white-space: pre;
  user-select: none;
  margin: 0;
  padding: 0;
  flex-shrink: 0;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.info-item {
  display: flex;
  gap: 0.5rem;
}

.info-key {
  color: var(--secondary);
  font-weight: 700;
  min-width: 110px;
}

.info-val {
  color: var(--text-bright);
}

.tech-pills-mini {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.6rem;
  flex-wrap: wrap;
}

.pill {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  display: inline-block;
}

/* Skills Matrix Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.skill-category {
  padding: 2rem;
}

.skill-category-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(56, 189, 248, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.2rem;
}

.skill-category-title {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.tag {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-family: var(--font-code);
  color: var(--text-muted);
  transition: var(--transition);
}

.skill-category:hover .tag {
  border-color: rgba(56, 189, 248, 0.3);
  color: var(--text-bright);
}

/* Projects Section */
.projects-filter {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-full);
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background: rgba(var(--primary-rgb), 0.15);
  border-color: var(--primary);
  color: var(--primary);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

.project-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.project-icon {
  font-size: 2rem;
  color: var(--primary);
}

.project-links {
  display: flex;
  gap: 0.8rem;
}

.project-link-icon {
  color: var(--text-muted);
  font-size: 1.2rem;
  transition: var(--transition);
}
.project-link-icon:hover {
  color: var(--primary);
  transform: translateY(-2px);
}

.project-title {
  font-size: 1.35rem;
  margin-bottom: 0.8rem;
}

.project-description {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.project-tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
}

.tech-badge {
  font-family: var(--font-code);
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  background: rgba(168, 85, 247, 0.12);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.2);
}

/* Live Terminal Sandbox */
.interactive-terminal {
  max-width: 900px;
  margin: 0 auto;
}

.terminal-input-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1rem;
}

.terminal-input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-bright);
  font-family: var(--font-code);
  font-size: 0.9rem;
  width: 100%;
}

.terminal-output {
  margin-bottom: 1rem;
}

.output-line {
  margin-bottom: 0.4rem;
  word-break: break-word;
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info-card {
  padding: 2.5rem;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 1.8rem;
}

.contact-icon-box {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.2);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

/* ========== UNIFIED CONTACT SECTION ========== */
.contact-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.contact-unified-card {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  padding: 1.8rem 2rem;
  text-decoration: none;
  border: 1px solid rgba(56, 189, 248, 0.12);
  border-radius: var(--radius-md);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.contact-unified-card:hover {
  border-color: rgba(56, 189, 248, 0.4);
  background: rgba(56, 189, 248, 0.05);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), 0 0 25px rgba(56, 189, 248, 0.12);
}

.contact-card-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  flex: 1;
  min-width: 0;
}

.contact-label {
  font-size: 0.78rem;
  font-family: var(--font-code);
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-bright);
  text-decoration: none;
  transition: color var(--transition-fast);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.contact-unified-card:hover .contact-value {
  color: var(--primary);
}

.contact-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.contact-card-arrow, .contact-copy-btn {
  color: var(--text-dim);
  font-size: 1.1rem;
  margin-left: auto;
  transition: all 0.3s ease;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
  flex-shrink: 0;
}

.contact-unified-card:hover .contact-card-arrow,
.contact-unified-card:hover .contact-copy-btn {
  color: var(--primary);
  transform: translate(2px, -2px);
}

.contact-status-indicator {
  margin-left: auto;
  flex-shrink: 0;
}


/* ========== MUSIC / LIVE ACTIVITY SECTION ========== */
.music-card-wrapper {
  max-width: 840px;
  margin: 0 auto;
}

.music-display-card {
  padding: 2rem;
  border: 1px solid rgba(56, 189, 248, 0.15);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.music-display-card:hover {
  border-color: rgba(56, 189, 248, 0.35);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(56, 189, 248, 0.1);
  transform: translateY(-4px);
}

.music-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.music-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  background: rgba(29, 185, 84, 0.1);
  border: 1px solid rgba(29, 185, 84, 0.3);
  font-family: var(--font-code);
  font-size: 0.75rem;
  font-weight: 600;
  color: #1DB954;
  letter-spacing: 0.5px;
}

.music-live-dot {
  width: 8px;
  height: 8px;
  background-color: #1DB954;
  border-radius: 50%;
  box-shadow: 0 0 10px #1DB954;
  animation: pulse 1.8s infinite;
}

.music-source-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.music-widget-frame {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem;
  background: rgba(5, 8, 15, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.music-widget-anchor {
  display: block;
  max-width: 100%;
  transition: transform 0.25s ease;
}

.music-widget-anchor:hover {
  transform: scale(1.01);
}

.music-widget-img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
}

.music-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.music-tech-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Footer */

.footer {
  padding: 3rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-socials {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
}

.social-icon:hover {
  background: var(--primary);
  color: #000;
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(var(--primary-rgb), 0.4);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.toast {
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--primary);
  border-radius: var(--radius-md);
  color: var(--text-bright);
  font-family: var(--font-body);
  font-size: 0.9rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  animation: slideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

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


/* ========== CUSTOM CURSOR ========== */
.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 99999;
  transform: translate(-50%, -50%);
  transition: transform 0.08s ease, background 0.2s;
  box-shadow: 0 0 8px var(--primary), 0 0 16px rgba(56,189,248,0.4);
}
.cursor-ring {
  width: 36px;
  height: 36px;
  border: 1.5px solid rgba(56, 189, 248, 0.55);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 99998;
  transform: translate(-50%, -50%);
  transition: transform 0.18s ease, width 0.2s, height 0.2s, border-color 0.2s;
}
.cursor-ring.hovering {
  width: 52px;
  height: 52px;
  border-color: var(--secondary);
  background: rgba(168,85,247,0.06);
}
body { cursor: none; }
a, button, [role="button"] { cursor: none; }

/* ========== SCROLL ANIMATIONS ========== */
[data-animate] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s cubic-bezier(0.4,0,0.2,1), transform 0.6s cubic-bezier(0.4,0,0.2,1);
}
[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}
[data-animate][data-delay="1"] { transition-delay: 0.1s; }
[data-animate][data-delay="2"] { transition-delay: 0.2s; }
[data-animate][data-delay="3"] { transition-delay: 0.3s; }
[data-animate][data-delay="4"] { transition-delay: 0.4s; }

/* ========== AMBIENT REACTIVE BACKGROUND AURA ========== */
.ambient-aura {
  position: fixed;
  top: 0;
  left: 0;
  width: 650px;
  height: 650px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.12) 0%, rgba(168, 85, 247, 0.08) 40%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  filter: blur(60px);
  transform: translate(-50%, -50%);
  transition: transform 0.12s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: transform;
}

/* ========== MATRIX FULLSCREEN EASTER EGG ========== */
.matrix-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(3, 5, 8, 0.95);
  z-index: 100000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.matrix-overlay.active {
  opacity: 1;
  pointer-events: auto;
  cursor: pointer;
}

.matrix-overlay canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.matrix-hint {
  position: absolute;
  bottom: 2rem;
  padding: 0.6rem 1.4rem;
  background: rgba(13, 17, 23, 0.88);
  border: 1px solid rgba(39, 201, 63, 0.4);
  border-radius: var(--radius-full);
  color: #27c93f;
  font-family: var(--font-code);
  font-size: 0.85rem;
  backdrop-filter: blur(12px);
  box-shadow: 0 0 24px rgba(39, 201, 63, 0.25);
  z-index: 2;
  animation: pulse 2s infinite;
}

.matrix-hint kbd {
  background: rgba(255, 255, 255, 0.18);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  font-family: inherit;
}

/* ========== 3D TILT EFFECT & INTERACTIVITY ========== */
.project-card, .music-display-card, .terminal-window {
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform 0.15s ease-out, box-shadow 0.2s ease, border-color 0.2s ease;
}

.copyable {
  cursor: pointer;
  position: relative;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.copyable:hover {
  color: var(--primary) !important;
}

.copy-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  color: var(--primary);
  opacity: 0;
  margin-left: 0.4rem;
  transition: opacity 0.2s ease, transform 0.2s ease;
  transform: translateX(-4px);
}

.copyable:hover .copy-badge {
  opacity: 1;
  transform: translateX(0);
}


/* ========== LANGUAGE TOGGLE SWITCH ========== */
.lang-toggle-btn, #langToggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--text-bright);
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-full);
  font-family: var(--font-code);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: var(--transition);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  user-select: none;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.lang-toggle-btn:hover, #langToggle:hover {
  background: rgba(22, 32, 54, 0.9);
  border-color: var(--primary);
  box-shadow: 0 0 16px rgba(56, 189, 248, 0.35);
  transform: translateY(-1px);
}

.lang-toggle-btn i {
  color: var(--primary);
  font-size: 0.82rem;
  margin-right: 0.1rem;
}

.lang-option {
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  transition: all 0.25s ease;
  color: var(--text-dim);
  font-weight: 600;
}

.lang-option.active {
  background: var(--primary);
  color: #07090e;
  font-weight: 800;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.5);
}

.lang-sep {
  color: rgba(255, 255, 255, 0.2);
  font-size: 0.75rem;
}

/* ========== EXPANDABLE PROJECT CARDS ========== */
.project-description {
  max-height: 4.8em;
  overflow: hidden;
  position: relative;
  transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1);
  line-height: 1.6;
}
.project-description.expanded {
  max-height: 500px;
}
.project-description::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2em;
  background: linear-gradient(to bottom, transparent, rgba(15,22,36,0.95));
  transition: opacity 0.3s;
}
.project-description.expanded::after { opacity: 0; pointer-events: none; }
.expand-btn {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 0.78rem;
  font-family: var(--font-code);
  cursor: none;
  padding: 0.3rem 0;
  margin-top: 0.4rem;
  display: block;
  opacity: 0.8;
  transition: opacity 0.2s;
}
.expand-btn:hover { opacity: 1; }

/* ========== RESPONSIVE — COMPREHENSIVE ========== */
@media (max-width: 1024px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    width: 100vw;
    background: rgba(7, 9, 14, 0.98);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    flex-direction: column;
    padding: 1.8rem 1.5rem;
    gap: 1.2rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.85);
    z-index: 999;
  }
  .nav-links.open {
    display: flex;
    animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }
  .nav-link {
    font-size: 1.1rem;
    padding: 0.5rem 0;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  }
  .mobile-menu-btn {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding: 4.8rem 0 3rem;
    display: block;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .hero-content {
    order: 1;
  }
  .hero-terminal {
    order: 2;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
  }
  .hero-title { font-size: 2.6rem; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .projects-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .navbar {
    padding: 0.65rem 0;
  }
  .nav-logo {
    font-size: 1.15rem;
  }

  .hero {
    min-height: auto;
    padding: 4.2rem 0 2.5rem;
    display: block;
  }
  .hero-grid {
    gap: 2rem;
  }
  .hero-content {
    order: 1;
  }
  .hero-terminal {
    order: 2;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
  }
  .hero-title {
    font-size: 2.1rem;
    line-height: 1.2;
    margin-bottom: 0.8rem;
  }
  .hero-subtitle {
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 1.4rem;
  }
  .hero-cta {
    flex-direction: row;
    gap: 0.8rem;
    flex-wrap: wrap;
  }
  .hero-stats {
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 1.4rem;
  }
  .stat-number { font-size: 1.35rem; }

  .section-title { font-size: 1.8rem; }
  .section { padding: 3.5rem 0; }

  .hero-terminal .terminal-window {
    font-size: 0.82rem;
  }
  .neofetch-grid {
    grid-template-columns: auto 1fr;
    gap: 1rem;
    align-items: center;
  }
  .ascii-art {
    font-size: 0.52rem;
    line-height: 1.1;
  }
  .info-item {
    font-size: 0.8rem;
    margin-bottom: 0.35rem;
  }

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

  .projects-filter {
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
  }
  .contact-cards-grid { grid-template-columns: 1fr; }
  .contact-unified-card { padding: 1.4rem; }

  .interactive-terminal .terminal-window { font-size: 0.82rem; }
  .terminal-body { height: 260px !important; }

  .now-playing-bar { max-width: 100%; }
  .now-playing-bar .np-track { max-width: 140px; }

  /* Cursor off on touch devices */
  .cursor-dot, .cursor-ring { display: none !important; }
  body { cursor: auto; }
  a, button, [role="button"] { cursor: pointer; }
}

@media (max-width: 480px) {
  .container { padding: 0 0.9rem; }
  .nav-logo { font-size: 1.05rem; }
  .lang-toggle-btn { padding: 0.2rem 0.45rem; font-size: 0.7rem; }
  
  .hero {
    padding: 3.8rem 0 2rem;
  }
  .hero-title { font-size: 1.8rem; }
  .hero-badge { font-size: 0.72rem; padding: 0.28rem 0.7rem; margin-bottom: 0.7rem; }
  .hero-cta { flex-direction: column; width: 100%; gap: 0.7rem; }
  .hero-cta .btn { width: 100%; justify-content: center; padding: 0.75rem 1.2rem; }

  .neofetch-grid {
    grid-template-columns: auto 1fr;
    gap: 0.6rem;
  }
  .ascii-art {
    font-size: 0.45rem;
    line-height: 1.05;
  }
  .info-item {
    font-size: 0.74rem;
    margin-bottom: 0.25rem;
  }
  .info-key {
    min-width: 70px;
    font-size: 0.72rem;
  }
  .info-val {
    font-size: 0.72rem;
  }

  .glass-card { padding: 1.1rem; }
  .section-header { margin-bottom: 1.8rem; }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}