/* ----------------------------------------------------
   AURORA MAXIMALISM DESIGN SYSTEM - PORTFOLIO STYLING
   ---------------------------------------------------- */

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

/* CSS Variables */
:root {
  /* Aurora Colors */
  --color-bg: #080415; /* Deep Space Violet */
  --color-card-bg: rgba(18, 11, 40, 0.45); /* Glassmorphic dark */
  --color-card-bg-hover: rgba(26, 17, 56, 0.65);
  --color-card-border: rgba(93, 52, 208, 0.2); /* Soft violet border */
  --color-card-border-hover: rgba(0, 240, 255, 0.45); /* Glowing cyan border */
  
  /* Neons */
  --color-violet: #5D34D0;
  --color-magenta: #FF006E;
  --color-cyan: #00F0FF;
  
  /* Text */
  --color-text-header: #ffffff;
  --color-text-body: #a9a4c5;
  --color-text-muted: #7d779f;
  
  /* Fonts */
  --font-display: 'Space Grotesk', sans-serif;
  --font-sans: 'Inter', sans-serif;
  
  /* Spacing */
  --space-unit: 8px;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 80px;
  --space-xxl: 120px;
  
  /* Layout */
  --container-width: 1140px;
  
  /* Borders */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-circle: 50%;
  
  /* Transitions */
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
  background-color: var(--color-bg);
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-body);
  background-color: var(--color-bg);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
  overflow-x: hidden;
  padding-bottom: var(--space-xl);
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
  background: rgba(93, 52, 208, 0.3);
  border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-cyan);
  box-shadow: 0 0 10px var(--color-cyan);
}

/* Drifting Nebula Background */
.nebula-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  pointer-events: none;
  overflow: hidden;
  background-color: var(--color-bg);
}

.nebula-spot {
  position: absolute;
  border-radius: var(--radius-circle);
  filter: blur(140px);
  opacity: 0.38;
  mix-blend-mode: screen;
}

.spot-1 {
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, var(--color-violet) 0%, rgba(93, 52, 208, 0) 70%);
  top: -15%;
  left: -10%;
  animation: drift-1 30s ease-in-out infinite alternate;
}

.spot-2 {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, var(--color-magenta) 0%, rgba(255, 0, 110, 0) 70%);
  bottom: -10%;
  right: -5%;
  animation: drift-2 25s ease-in-out infinite alternate;
}

.spot-3 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--color-cyan) 0%, rgba(0, 240, 255, 0) 70%);
  top: 35%;
  left: 45%;
  animation: drift-3 35s ease-in-out infinite alternate;
}

@keyframes drift-1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(150px, 80px) scale(1.15); }
}

@keyframes drift-2 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-100px, -140px) scale(0.9); }
}

@keyframes drift-3 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-140px, 100px) scale(1.1); }
}

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

h1 {
  font-size: clamp(2.8rem, 6.5vw, 4.8rem);
  font-weight: 800;
  letter-spacing: -2px;
}

h2 {
  font-size: clamp(2.2rem, 4.5vw, 3rem);
  letter-spacing: -1px;
  margin-bottom: var(--space-sm);
  position: relative;
  display: inline-block;
}

h3 {
  font-size: clamp(1.4rem, 2vw, 1.75rem);
  letter-spacing: -0.5px;
}

h4 {
  font-size: 1.25rem;
}

p {
  font-size: 1.05rem;
  color: var(--color-text-body);
}

a {
  color: var(--color-cyan);
  text-decoration: none;
  transition: var(--transition-smooth);
}

a:hover {
  color: var(--color-cyan);
  text-shadow: 0 0 8px rgba(0, 240, 255, 0.3);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

.grid {
  display: grid;
  gap: var(--space-md);
}

.grid-2 {
  grid-template-columns: 1fr;
}

.grid-3 {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.section-padding {
  padding-top: var(--space-xxl);
  padding-bottom: var(--space-xxl);
}

.text-center {
  text-align: center;
}

/* Glassmorphism Cards */
.card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-md);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0) 100%);
  pointer-events: none;
  z-index: 1;
}

.card:hover {
  background: var(--color-card-bg-hover);
  border-color: var(--color-card-border-hover);
  transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(93, 52, 208, 0.25);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  transition: var(--transition-smooth);
  cursor: pointer;
  border: 1px solid transparent;
  gap: var(--space-xs);
}

.btn-primary {
  background: var(--color-cyan);
  color: var(--color-bg);
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(0, 240, 255, 0.15);
}

.btn-primary:hover {
  background: #00d5e3;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 240, 255, 0.35);
  color: var(--color-bg);
}

.btn-outline {
  background: transparent;
  border-color: rgba(0, 240, 255, 0.4);
  color: var(--color-cyan);
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.05);
}

.btn-outline:hover {
  background: var(--color-cyan);
  color: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 240, 255, 0.3);
}

.btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: var(--radius-circle);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-text-header);
  font-size: 1.2rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-icon:hover {
  background: rgba(0, 240, 255, 0.1);
  color: var(--color-cyan);
  border-color: var(--color-cyan);
  transform: scale(1.08);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 50px;
  background-color: rgba(0, 240, 255, 0.06);
  color: var(--color-cyan);
  border: 1px solid rgba(0, 240, 255, 0.2);
  text-shadow: 0 0 5px rgba(0, 240, 255, 0.2);
  font-family: var(--font-display);
}

/* Sticky Glassmorphic Navbar */
.navbar-wrapper {
  position: fixed;
  top: 20px;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition-smooth);
}

.navbar {
  background: rgba(8, 4, 21, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
  transition: var(--transition-smooth);
}

.navbar-wrapper.scrolled {
  top: 0;
}

.navbar-wrapper.scrolled .navbar {
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  border-top: none;
  border-left: none;
  border-right: none;
  padding: 12px var(--space-md);
  background: rgba(8, 4, 21, 0.85);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.navbar-brand h4 {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--color-text-header);
}

.navbar-nav {
  display: none;
  list-style: none;
  gap: var(--space-md);
}

.nav-link {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text-body);
  position: relative;
  padding: 4px 0;
}

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

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-cyan);
  transition: var(--transition-smooth);
}

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

/* Mobile Nav Toggle Button */
.navbar-toggler {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.toggler-icon {
  width: 24px;
  height: 2px;
  background-color: var(--color-text-header);
  position: relative;
  display: block;
  transition: var(--transition-smooth);
}

.toggler-icon::before, .toggler-icon::after {
  content: "";
  width: 24px;
  height: 2px;
  background-color: var(--color-text-header);
  position: absolute;
  left: 0;
  transition: var(--transition-smooth);
}

.toggler-icon::before { top: -6px; }
.toggler-icon::after { top: 6px; }

.navbar-toggler.active .toggler-icon {
  background-color: transparent;
}
.navbar-toggler.active .toggler-icon::before {
  transform: rotate(45deg);
  top: 0;
}
.navbar-toggler.active .toggler-icon::after {
  transform: rotate(-45deg);
  top: 0;
}

@media (min-width: 768px) {
  .navbar-nav {
    display: flex;
  }
  .navbar-toggler {
    display: none;
  }
}

/* Mobile Nav Collapsible Panel */
.navbar-collapse {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: rgba(8, 4, 21, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-top: 10px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  display: none;
  opacity: 0;
  transform: translateY(-10px);
  transition: var(--transition-smooth);
}

.navbar-collapse.show {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.navbar-collapse .navbar-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: center;
}

/* Hero Section */
.hero-content {
  display: flex;
  flex-direction: column-reverse;
  gap: var(--space-lg);
  align-items: center;
}

@media (min-width: 992px) {
  .hero-content {
    flex-direction: row;
    justify-content: space-between;
    gap: var(--space-xl);
  }
  .hero-text {
    flex: 1.25;
  }
  .hero-image-container {
    flex: 0.75;
  }
}

.hero-text h1 span {
  display: inline-block;
  color: var(--color-cyan);
  text-shadow: none;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--color-text-body);
  margin-top: var(--space-md);
  margin-bottom: var(--space-lg);
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  align-items: center;
}

/* Hero Profile Frame - Clean Glass Border */
.hero-image-frame {
  position: relative;
  width: 280px;
  height: 280px;
  margin: 0 auto;
  border-radius: var(--radius-circle);
  padding: 4px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.02));
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (min-width: 768px) {
  .hero-image-frame {
    width: 320px;
    height: 320px;
  }
}

.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-circle);
  position: relative;
  z-index: 2;
  transition: var(--transition-smooth);
}

.hero-image-frame:hover img {
  transform: scale(1.03);
}

/* Headers Flourishes */
.section-title {
  margin-bottom: var(--space-xl);
  text-align: center;
}

.section-title p {
  max-width: 620px;
  margin: var(--space-sm) auto 0;
  color: var(--color-text-body);
}

.section-title h2::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--color-cyan);
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.3);
}

/* Experience / Resume Timeline Layout */
.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 900px;
  margin: 0 auto;
}

.timeline-item {
  padding: var(--space-md);
}

.timeline-header {
  display: flex;
  flex-direction: column;
  margin-bottom: var(--space-sm);
  gap: var(--space-xs);
}

@media (min-width: 768px) {
  .timeline-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.timeline-title h3 {
  color: var(--color-text-header);
  font-size: 1.45rem;
}

.timeline-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.timeline-meta .company {
  font-weight: 600;
  color: var(--color-cyan);
  font-size: 0.95rem;
}

.timeline-meta .location {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.timeline-date {
  align-self: flex-start;
  background-color: rgba(0, 240, 255, 0.06);
  color: var(--color-cyan);
  border-color: rgba(0, 240, 255, 0.15);
  text-shadow: none;
}

.timeline-body {
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  padding-left: var(--space-md);
  margin-left: 4px;
}

.timeline-body ul {
  list-style: none;
}

.timeline-body li {
  position: relative;
  margin-bottom: 12px;
  padding-left: 18px;
  font-size: 1rem;
  color: var(--color-text-body);
}

.timeline-body li::before {
  content: "✦";
  color: var(--color-cyan);
  position: absolute;
  left: 0;
  font-size: 0.85rem;
  line-height: 1.6;
}

.timeline-body li:last-child {
  margin-bottom: 0;
}

/* Portfolio Projects */
.project-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-image-wrapper {
  width: 100%;
  height: 200px;
  overflow: hidden;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  border: 1px solid rgba(255, 255, 255, 0.06);
  position: relative;
}

.project-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.project-card:hover .project-image-wrapper img {
  transform: scale(1.08);
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--space-sm);
}

.project-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
  color: var(--color-text-header);
}

.project-desc {
  font-size: 0.95rem;
  color: var(--color-text-body);
  margin-bottom: var(--space-md);
  flex-grow: 1;
}

.project-links {
  display: flex;
  gap: var(--space-xs);
  margin-top: auto;
}

/* Skills Layout */
.skills-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.skills-category {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: var(--transition-smooth);
}

.skills-category:hover {
  background: var(--color-card-bg-hover);
  border-color: var(--color-card-border-hover);
  box-shadow: 0 15px 40px rgba(0, 240, 255, 0.15);
}

.skills-category-title {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
  font-size: 1.25rem;
  color: var(--color-text-header);
}

.skills-category-title i {
  font-size: 1.45rem;
  color: var(--color-cyan);
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}

.skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skills-tags .tag {
  display: inline-block;
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text-body);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition-smooth);
}

.skills-tags .tag:hover {
  background: rgba(0, 240, 255, 0.1);
  color: var(--color-cyan);
  border-color: var(--color-cyan);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.25);
  transform: translateY(-2px);
}

/* Contact Section */
.contact-card {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-lg);
}

.contact-text {
  margin-bottom: var(--space-md);
  color: var(--color-text-body);
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

/* Footer Section */
footer {
  text-align: center;
  margin-top: var(--space-xxl);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: var(--space-md);
}

/* Entrance Scroll Animation Utilities */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}