/* -------------------------------------------------------------
   Jaynesh Shingala - Full Stack Software Engineer Portfolio
   Premium CSS Stylesheet - Agency & SaaS Aesthetic (Dark Mode)
   ------------------------------------------------------------- */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&family=Fira+Code:wght@400;500&display=swap');

/* CSS Custom Properties / Design System */
:root {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.7);
  --bg-card-hover: rgba(255, 255, 255, 0.95);

  --color-primary: #0284c7;
  /* Sky blue */
  --color-secondary: #4f46e5;
  /* Indigo */
  --color-accent: #7c3aed;
  /* Purple */
  --color-success: #059669;
  /* Emerald Green */

  --text-main: #0f172a;
  /* Slate 900 */
  --text-muted: #475569;
  /* Slate 600 */
  --text-dark: #94a3b8;
  /* Slate 400 */

  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  --gradient-dark: linear-gradient(180deg, #f1f5f9 0%, #f8fafc 100%);
  --gradient-glow: radial-gradient(circle, rgba(2, 132, 199, 0.08) 0%, rgba(79, 70, 229, 0.03) 50%, transparent 100%);

  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'Fira Code', monospace;

  --glass-border: 1px solid rgba(15, 23, 42, 0.08);
  --glass-border-hover: 1px solid rgba(2, 132, 199, 0.3);
  --glass-shadow: 0 8px 32px 0 rgba(15, 23, 42, 0.04);
  --glass-shadow-hover: 0 12px 40px 0 rgba(2, 132, 199, 0.08);

  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;

  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

  --cursor-size: 20px;
}

/* Modern CSS Reset & Core Styling */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

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

/* Selection colors */
::selection {
  background-color: rgba(56, 189, 248, 0.3);
  color: #ffffff;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: rgba(56, 189, 248, 0.2);
  border-radius: 4px;
  transition: var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(56, 189, 248, 0.5);
}

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

p {
  color: var(--text-muted);
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Containers */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

@media (max-width: 768px) {
  .container {
    padding: 0 1.25rem;
  }
}

/* Glowing Backdrops */
.glow-backdrop-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: -1;
  pointer-events: none;
}

.glow-bg {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  animation: float-around 25s infinite alternate ease-in-out;
}

.glow-bg-1 {
  top: 10%;
  left: -10%;
  width: 500px;
  height: 500px;
  background-color: var(--color-primary);
  animation-duration: 20s;
}

.glow-bg-2 {
  top: 40%;
  right: -10%;
  width: 600px;
  height: 600px;
  background-color: var(--color-secondary);
  animation-duration: 28s;
  animation-delay: -5s;
}

.glow-bg-3 {
  bottom: 10%;
  left: 15%;
  width: 450px;
  height: 450px;
  background-color: var(--color-accent);
  animation-duration: 22s;
  animation-delay: -10s;
}

/* Custom Cursor */
.custom-cursor {
  width: var(--cursor-size);
  height: var(--cursor-size);
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  position: fixed;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 9999;
  transition: width 0.3s, height 0.3s, border-color 0.3s;
  mix-blend-mode: difference;
}

.custom-cursor-dot {
  width: 4px;
  height: 4px;
  background-color: var(--color-primary);
  border-radius: 50%;
  position: fixed;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 10000;
  mix-blend-mode: difference;
}

.custom-cursor.hover {
  width: 40px;
  height: 40px;
  background-color: rgba(56, 189, 248, 0.1);
  border-color: var(--color-accent);
}

@media (max-width: 1024px) {

  .custom-cursor,
  .custom-cursor-dot {
    display: none;
  }
}

/* Dynamic Spotlight Glow Background for Cards */
.project-card,
.service-card,
.why-card,
.visual-canvas,
.timeline-card {
  background-image:
    radial-gradient(600px circle at var(--mouse-x, -999px) var(--mouse-y, -999px),
      rgba(56, 189, 248, 0.08),
      transparent 40%) !important;
  background-color: var(--bg-card);
}

.project-card:hover,
.service-card:hover,
.why-card:hover,
.visual-canvas:hover,
.timeline-card:hover {
  background-color: var(--bg-card-hover);
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  transition: var(--transition-medium);
  padding: 1.5rem 0;
}

header.scrolled {
  padding: 0.8rem 0;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

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

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.logo span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-primary);
}

/* Desktop Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 0.5rem 0;
}

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

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

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

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

/* CTA Button Header */
.nav-cta {
  display: flex;
  align-items: center;
}

/* Mobile Menu Toggle */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 101;
  padding: 0.5rem;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-main);
  margin: 5px 0;
  transition: var(--transition-fast);
}

@media (max-width: 768px) {

  .nav-links,
  .nav-cta {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  /* Mobile Menu Open State classes handled in JS */
  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background-color: var(--bg-primary);
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2.5rem;
  transition: var(--transition-medium);
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav a {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: #ffffff;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Buttons Styling */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.8rem 1.8rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition-medium);
  font-family: var(--font-heading);
}

.btn-primary {
  background: var(--gradient-primary);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.25);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: 0.5s ease-in-out;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(56, 189, 248, 0.4);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border: var(--glass-border);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: var(--glass-shadow-hover);
}

.btn-sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
}

/* Scroll Progress Line */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--gradient-primary);
  width: 0%;
  z-index: 1001;
  transition: width 0.1s ease-out;
}

/* Sections Base */
section {
  padding: 8rem 0;
  position: relative;
}

@media (max-width: 768px) {
  section {
    padding: 5rem 0;
  }
}

.section-header {
  max-width: 600px;
  margin-bottom: 4.5rem;
  position: relative;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* Scroll Animations Reveal classes */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

.reveal-delay-4 {
  transition-delay: 0.4s;
}

/* ---------------- HERO SECTION ---------------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 8rem;
  overflow: hidden;
}

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

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
}

.hero-subtitle {
  font-family: var(--font-mono);
  color: var(--color-primary);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 2px;
  margin-bottom: 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-badge-pulse {
  width: 8px;
  height: 8px;
  background-color: var(--color-success);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse-success 2s infinite;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 1.5rem;
}

.hero-title span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.typed-text {
  display: inline-block;
  min-height: 1.2em;
  vertical-align: bottom;
  white-space: nowrap;
}

@media (max-width: 768px) {
  .typed-text {
    font-size: clamp(1.1rem, 4.5vw, 1.8rem);
  }
}

.hero-desc {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 2.5rem;
}

@media (max-width: 992px) {
  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  margin-bottom: 4rem;
}

@media (max-width: 992px) {
  .hero-ctas {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-ctas {
    flex-direction: column;
    width: 100%;
  }

  .hero-ctas .btn {
    width: 100%;
  }
}

/* Stats Ribbon */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  padding-top: 2rem;
}

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

.stat-num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat-num span {
  color: var(--color-primary);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Visual Canvas Layout - Custom Interactive Card in Hero */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 400px;
}

.visual-canvas {
  width: 100%;
  max-width: 420px;
  height: 380px;
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--border-radius-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--glass-shadow);
  padding: 1.5rem;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-slow);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.visual-canvas:hover {
  transform: translateY(-5px);
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: 0 20px 40px rgba(56, 189, 248, 0.15);
}

.canvas-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  padding-bottom: 1rem;
  margin-bottom: 1rem;
}

.canvas-dots {
  display: flex;
  gap: 6px;
}

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

.canvas-dot.red {
  background-color: #ef4444;
}

.canvas-dot.yellow {
  background-color: #f59e0b;
}

.canvas-dot.green {
  background-color: #10b981;
}

.canvas-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dark);
}

.canvas-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.code-snippet {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-main);
}

.code-comment {
  color: #64748b;
  /* Slate 500 */
}

.code-keyword {
  color: #b45309;
  /* Amber 700 */
}

.code-string {
  color: #0f766e;
  /* Teal 700 */
}

.code-function {
  color: #0369a1;
  /* Sky 700 */
}

.canvas-chart {
  background: rgba(15, 23, 42, 0.03);
  border: 1px solid rgba(15, 23, 42, 0.05);
  border-radius: var(--border-radius-sm);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.chart-title {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

.chart-bar-container {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.chart-bar-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chart-bar-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  width: 50px;
}

.chart-bar-fill {
  height: 6px;
  background: var(--gradient-primary);
  border-radius: 3px;
  flex: 1;
  position: relative;
}

.chart-bar-fill::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #ffffff;
  box-shadow: 0 0 8px #ffffff;
}

/* Floating Badges */
.floating-badge {
  position: absolute;
  padding: 0.6rem 1rem;
  background: rgba(255, 255, 255, 0.85);
  border: var(--glass-border);
  border-radius: var(--border-radius-sm);
  box-shadow: var(--glass-shadow);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  animation: float-slow 4s infinite alternate ease-in-out;
  z-index: 10;
}

.floating-badge.badge-1 {
  top: 15%;
  right: -5%;
  animation-duration: 5s;
}

.floating-badge.badge-2 {
  bottom: 15%;
  left: -8%;
  animation-duration: 4.5s;
  animation-delay: -1.5s;
}

.floating-badge-icon {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.floating-badge-text {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
}

@media (max-width: 992px) {
  .hero-visual {
    margin-top: 2rem;
    height: auto;
  }

  .visual-canvas {
    max-width: 380px;
  }
}

/* ---------------- ABOUT SECTION ---------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: flex-start;
}

@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
}

.about-intro-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-main);
}

.about-p {
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.about-highlight-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.about-highlight-card {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--border-radius-sm);
  padding: 1.25rem;
  transition: var(--transition-medium);
}

.about-highlight-card:hover {
  border-color: var(--color-primary);
  background: var(--bg-card-hover);
}

.about-card-icon {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.about-card-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.about-card-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Skills Container (Tabs Component) */
.skills-container {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 2rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--glass-shadow);
  width: 100%;
}

.skills-tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
  overflow-x: auto;
  scrollbar-width: none;
  /* Hide scrollbar for Firefox */
}

.skills-tabs::-webkit-scrollbar {
  display: none;
  /* Hide scrollbar for Chrome/Safari */
}

.skills-tab-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-weight: 600;
  padding: 0.5rem 1.25rem;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.skills-tab-btn.active {
  background: rgba(56, 189, 248, 0.1);
  color: var(--color-primary);
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.skills-pane {
  display: none;
  animation: fadeIn 0.4s ease-out forwards;
}

.skills-pane.active {
  display: block;
}

.skills-grid-layout {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 1rem;
}

.skill-tag-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: rgba(15, 23, 42, 0.02);
  border: 1px solid rgba(15, 23, 42, 0.05);
  border-radius: var(--border-radius-sm);
  padding: 1.25rem 1rem;
  transition: var(--transition-fast);
}

.skill-tag-item:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  background: rgba(56, 189, 248, 0.05);
}

.skill-icon-wrap {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.skill-tag-item:hover .skill-icon-wrap {
  color: var(--color-primary);
}

.skill-name {
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
}

/* ---------------- SERVICES SECTION ---------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

.service-card {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 2.5rem 2rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--glass-shadow);
  transition: var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition-medium);
}

.service-card:hover {
  transform: translateY(-5px);
  background: var(--bg-card-hover);
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: var(--glass-shadow-hover);
}

.service-card:hover::after {
  opacity: 1;
}

.service-icon {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.service-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.service-desc {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-muted);
}

/* ---------------- FEATURED PROJECTS ---------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

@media (max-width: 992px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

.project-card {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--glass-shadow);
  transition: var(--transition-medium);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: rgba(56, 189, 248, 0.35);
  box-shadow: 0 15px 35px rgba(56, 189, 248, 0.12);
  background: var(--bg-card-hover);
}

/* Interactive SVG/CSS Code Window representing Project Visual */
.project-visual-header {
  background: rgba(15, 23, 42, 0.03);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  padding: 0.8rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.project-visual-body {
  height: 180px;
  background: rgba(15, 23, 42, 0.015);
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Code UI visual decorations inside cards */
.project-visual-body::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 75% 20%, rgba(129, 140, 248, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.code-line {
  margin-bottom: 0.4rem;
  white-space: nowrap;
}

.code-indent-1 {
  padding-left: 1.25rem;
}

.code-indent-2 {
  padding-left: 2.5rem;
}

.tech-spec-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.7rem;
  border-top: 1px solid rgba(15, 23, 42, 0.05);
  padding-top: 0.75rem;
  margin-top: auto;
  color: var(--text-dark);
}

.spec-status {
  display: flex;
  align-items: center;
  gap: 5px;
}

.status-dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--color-success);
}

/* Project Info Details */
.project-info {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

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

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.tech-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.75rem;
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.15);
  border-radius: 100px;
  color: var(--color-primary);
}

.project-link-btn {
  width: 100%;
}

/* ---------------- WHY WORK WITH ME ---------------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 1024px) {
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .why-grid {
    grid-template-columns: 1fr;
  }
}

.why-card {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 2rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: var(--transition-medium);
  display: flex;
  flex-direction: column;
}

.why-card:hover {
  transform: translateY(-4px);
  background: var(--bg-card-hover);
  border-color: rgba(129, 140, 248, 0.35);
}

.why-icon-wrap {
  width: 42px;
  height: 42px;
  border-radius: var(--border-radius-sm);
  background: rgba(129, 140, 248, 0.1);
  border: 1px solid rgba(129, 140, 248, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  margin-bottom: 1.25rem;
  transition: var(--transition-fast);
}

.why-card:hover .why-icon-wrap {
  color: var(--color-primary);
  background: rgba(56, 189, 248, 0.1);
  border-color: rgba(56, 189, 248, 0.3);
}

.why-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.why-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---------------- CONTACT SECTION ---------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 5rem;
}

@media (max-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
}

.contact-info-wrap {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.contact-info-header-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-sm);
  background: var(--bg-card);
  border: var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-detail-text {
  display: flex;
  flex-direction: column;
}

.contact-label {
  font-size: 0.8rem;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-value {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
}

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

.contact-socials {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--border-radius-sm);
  background: var(--bg-card);
  border: var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.social-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
  box-shadow: var(--glass-shadow-hover);
}

.social-btn svg {
  width: 20px;
  height: 20px;
}

/* Contact Form Grid Card */
.contact-form-card {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 3rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--glass-shadow);
}

@media (max-width: 640px) {
  .contact-form-card {
    padding: 2rem 1.5rem;
  }
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.form-group.full-width {
  margin-bottom: 2rem;
}

.form-label {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.form-input,
.form-textarea {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: var(--border-radius-sm);
  padding: 1rem;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

/* Validation Styles */
.form-input.error,
.form-textarea.error {
  border-color: #ef4444;
}

.error-message {
  font-size: 0.75rem;
  color: #ef4444;
  margin-top: 0.25rem;
  display: none;
}

.error-message.active {
  display: block;
}

/* Submit Status */
.form-status {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  display: none;
  animation: fadeIn 0.4s ease forwards;
}

.form-status.success {
  display: block;
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.2);
  color: var(--color-success);
}

.form-status.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

/* ---------------- EXPERIENCE & EDUCATION SECTION ---------------- */
.experience-education {
  background-color: rgba(15, 23, 42, 0.015);
  position: relative;
}

.journey-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: flex-start;
}

@media (max-width: 992px) {
  .journey-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

.journey-column-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 2rem;
  font-family: var(--font-heading);
}

.column-icon {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  border-left: 2px solid rgba(15, 23, 42, 0.06);
  padding-left: 1.5rem;
  position: relative;
  margin-left: 0.5rem;
}

.timeline-card {
  position: relative;
  background-color: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 2rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--glass-shadow);
  transition: transform var(--transition-medium), border-color var(--transition-medium), box-shadow var(--transition-medium);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.timeline-card:hover {
  border-color: rgba(56, 189, 248, 0.3);
  transform: translateY(-5px);
  box-shadow: var(--glass-shadow-hover);
}

.timeline-marker {
  position: absolute;
  top: 2.2rem;
  left: calc(-1.5rem - 6px - 1px);
  /* -1.5rem padding - 6px half of width - 1px border */
  width: 12px;
  height: 12px;
  background-color: var(--bg-primary);
  border: 3px solid var(--color-primary);
  border-radius: 50%;
  z-index: 2;
  box-shadow: 0 0 10px var(--color-primary);
  transition: var(--transition-fast);
}

.timeline-card:hover .timeline-marker {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  box-shadow: 0 0 12px var(--color-accent);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.timeline-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
}

.timeline-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 0.25rem;
}

.timeline-subtitle .company {
  color: var(--color-secondary);
  font-weight: 600;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-primary);
  background-color: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.15);
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
}

.timeline-card:hover .timeline-date {
  color: var(--color-accent);
  background-color: rgba(192, 132, 252, 0.08);
  border-color: rgba(192, 132, 252, 0.15);
}

.location-text {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.resume-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.resume-list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.resume-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-primary);
  font-weight: bold;
}

.timeline-card:hover .resume-list li::before {
  color: var(--color-accent);
}

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  background-color: rgba(15, 23, 42, 0.02);
  border: 1px solid rgba(15, 23, 42, 0.06);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  transition: var(--transition-fast);
}

.timeline-card:hover .tech-badge {
  border-color: rgba(2, 132, 199, 0.2);
  color: var(--color-primary);
  background-color: rgba(2, 132, 199, 0.04);
}

.education-meta {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

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

.education-details {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  line-height: 1.6;
}

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

/* ---------------- FEATURED PROJECTS GRID ---------------- */
.featured-projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  margin-bottom: 5rem;
}

@media (max-width: 992px) {
  .featured-projects-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

/* Featured Card overrides */
.featured-project-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.featured-project-card .project-visual-body {
  height: 180px;
  /* slightly taller visual body */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

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

.featured-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  background-color: rgba(192, 132, 252, 0.08);
  border: 1px solid rgba(192, 132, 252, 0.15);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
}

.project-duration {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dark);
}

.project-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.project-actions .btn {
  padding: 0.6rem 1.2rem;
  font-size: 0.85rem;
}

.projects-sub-header {
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  padding-top: 4rem;
}

/* ---------------- FOOTER ---------------- */
footer {
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  padding: 4rem 0 2.5rem 0;
  background: rgba(15, 23, 42, 0.02);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3.5rem;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-tagline {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 320px;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-main);
  letter-spacing: -0.25px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-links a {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.footer-links a:hover {
  color: var(--color-primary);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  padding-top: 2rem;
  font-size: 0.85rem;
  color: var(--text-dark);
}

@media (max-width: 640px) {
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

/* ---------------- ANIMATIONS ---------------- */
@keyframes float-around {
  0% {
    transform: translate(0, 0) scale(1);
  }

  50% {
    transform: translate(80px, 40px) scale(1.1);
  }

  100% {
    transform: translate(-40px, 80px) scale(0.95);
  }
}

@keyframes float-slow {
  0% {
    transform: translateY(0px) rotate(0deg);
  }

  100% {
    transform: translateY(-10px) rotate(2deg);
  }
}

@keyframes pulse-success {
  0% {
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.5);
  }

  70% {
    box-shadow: 0 0 0 6px rgba(52, 211, 153, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}