/* ==========================================================================
   1. CORE SETUP, FONTS & VARIABLES
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --bg-color: #030712;
  --text-main: #f0f0f5;
  --text-muted: #9ba1a6;
  --accent: #38b6ffea;
  --accent-glow: rgb(56, 182, 255);
  --glass-bg: rgba(34, 34, 36, 0.03);
  --glass-border: rgba(56, 182, 255, 0.432);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Outfit', sans-serif;
}

/* ===== RESET & BASE STATE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

h1, h2, h3, .logo, .hero-tag {
  font-family: var(--font-display);
}

a { 
  text-decoration: none; 
  color: inherit; 
}

ul { 
  list-style: none; 
}

.accent { 
  color: var(--accent); 
  text-shadow: 0 0 10px var(--accent-glow); 
}

/* ==========================================================================
   2. BACKGROUND INFRASTRUCTURE (THREE.JS & GLOW ALIGNMENT)
   ========================================================================== */
#three-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;          /* Dropped back below the ambient glow layer */
  pointer-events: none;
}

/* Fixed ambient underlay for deep, seamless color transitions */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;          /* Sandwiched safely between layout elements and 3D canvas */
  pointer-events: none;
  background-image: 
    radial-gradient(circle at 10% 15%, rgba(56, 182, 255, 0.18) 0%, transparent 50%),
    radial-gradient(circle at 90% 85%, rgba(56, 182, 255, 0.18) 0%, transparent 55%),
    radial-gradient(circle at 50% 50%, rgba(3, 7, 18, 0.3) 0%, var(--bg-color) 100%);
}

/* ==========================================================================
   3. STRUCTURAL UTILITIES & NAVIGATION
   ========================================================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-heading {
  font-size: 2.5rem;
  margin-bottom: 3rem;
  font-weight: 700;
}

/* ===== FIXED NAVBAR ===== */
#navbar {
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 100;
  padding: 1.5rem 0;
  transition: all 0.3s ease;
  background: transparent;
}

#navbar.scrolled {
  background: rgba(3, 7, 18, 0.4);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 0.1rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -1px;
}

.logo span { 
  font-weight: 400; 
  color: var(--text-muted); 
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  font-size: 1rem;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--accent);
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--accent);
  transition: width 0.3s ease;
  box-shadow: 0 0 8px var(--accent-glow);
}

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

.hamburger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--text-main);
  transition: 0.3s;
}

/* ==========================================================================
   4. HERO INTERACTIVE LAYOUT
   ========================================================================== */
.hero-section {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 80px;
}

.hero-wrapper {
  max-width: 1200px;
  padding: 0 2rem;
  text-align: center;
  z-index: 1;
  transform-style: preserve-3d;
  perspective: 1000px;
}

.hero-tag {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 3px;
  font-weight: 600;
  margin-bottom: 1rem;
  transform: translateZ(20px);
}

.hero-text h1 {
  font-size: clamp(4rem, 8vw, 6rem);
  line-height: 1.1;
  margin-bottom: 0.5rem;
  transform: translateZ(50px);
}

.hero-text h2 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-weight: 400;
  transform: translateZ(30px);
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  transform: translateZ(10px);
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  transform: translateZ(40px);
}

.btn {
  padding: 0.8rem 2rem;
  border-radius: 4px;
  font-weight: 600;
  font-family: var(--font-display);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 15px var(--accent-glow);
}

.btn-primary:hover {
  box-shadow: 0 0 30px var(--accent-glow);
  transform: translateY(-2px);
}

.btn-outline {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--accent);
  background: rgba(0, 240, 255, 0.1);
}

/* SCROLL MOUSE GRAPHIC */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  opacity: 0.6;
}

.mouse {
  width: 24px;
  height: 36px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  position: relative;
}

.mouse::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
  animation: scroll 1.5s infinite;
}

@keyframes scroll {
  0% { top: 6px; opacity: 1; }
  100% { top: 20px; opacity: 0; }
}

/* ==========================================================================
   5. PREMIUM SNAPPY 3D GLASS CARDS
   ========================================================================== */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 2rem;
  transform-style: preserve-3d;
  will-change: transform;
  
  /* HIGH-FIDELITY RE-TIMING: Accelerated down to 0.2s for crisp response feedback */
  transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
              box-shadow 0.2s ease, 
              border-color 0.2s ease;
}

.glass-card.reset-transition {
  transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.glass-card:hover {
  border-color: rgba(0, 238, 255, 0.484);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 20px var(--accent-glow);
}

.glass-card > * {
  transform: translateZ(30px);
}

/* ==========================================================================
   6. INTERACTIVE BIO PROFILE & STRATEGIC CONTENT FIELDS
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.image{
  width: 100%; 
  height: auto; 
  display: block; 
  border-radius: 16px; 
  object-fit: cover;
}

.about-image {
  
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

/* Specialized image glass-card glow mechanics matching home theme colors */
.about-image .glass-card {
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45), 0 0 40px rgba(56, 182, 255, 0.03);
  transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
              box-shadow 0.3s ease, 
              border-color 0.3s ease;
             
}

.about-image .glass-card:hover {
  border-color: rgba(56, 182, 255, 0.5);
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6), 0 0 40px var(--accent-glow);
}

.about-image img {
  transition: filter 0.3s ease;
}

.about-image .glass-card:hover img {
  filter: brightness(1.04) contrast(1.02);
}

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

.lead {
  font-size: 1.4rem;
  color: var(--text-main);
  margin-bottom: 1.5rem;
  text-align: left;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  text-align: left;
}

.skills-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.skill-chip {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  padding: 0.5rem 1rem;
  border-radius: 30px;
  font-size: 0.9rem;
  font-family: var(--font-display);
  transition: all 0.3s ease;
}

.skill-chip:hover {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow);
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.stat-card {
  text-align: center;
  padding: 2rem 1rem;
}

.stat-card h3 {
  font-size: 3rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
  text-shadow: 0 0 15px var(--accent-glow);
}

/* ==========================================================================
   7. GRID SYSTEM FOR ENGINES & PORTFOLIO PIECES
   ========================================================================== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 50px;
  width: 100%;
}

.featured-mini-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(0, 240, 255, 0.15);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 420px;
  width: 100%;
  overflow: hidden;
  box-sizing: border-box;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.featured-mini-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 240, 255, 0.4);
}

/* HOVER ASSET SCALE SYSTEM */
.mini-card-img-wrapper, 
.card-image-wrapper {
  width: 100%;
  height: auto;
  border-radius: 7px;
  overflow: hidden;
  margin-bottom: 20px;
}

.mini-card-img-wrapper img,
.card-image-wrapper img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

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

.card-content h2 {
  font-size: 1.1rem;
  color: #ffffff;
  line-height: 1.4;
  margin-bottom: 15px;
  font-weight: 600;
}

.card-title {
  margin-bottom: 20px;
}

.learn-more-btn {
  background: transparent;
  border: none;
  color: #00f0ff;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0;
  text-align: left;
  transition: color 0.2s ease;
  align-self: flex-start;
  margin-top: auto;   /* Automatically pushes down to sit cleanly along card bottom edge */
}

.learn-more-btn:hover {
  color: #ffffff;
  text-shadow: 0 0 8px rgba(0, 240, 255, 0.6);
}

/* ==========================================================================
   8. PROJECT SLIDE-IN OVERLAY SYSTEM (RESPONSIVE ALIGNMENT FIX)
   ========================================================================== */
.project-slide-overlay {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100%;
  background: rgba(3, 7, 18, 0.855);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  z-index: 10000;
  transition: right 0.6s cubic-bezier(0.77, 0, 0.175, 1);
  overflow-y: auto;
  padding: 40px 20px;
  display: block !important;
}

.project-slide-overlay.active {
  right: 0;
}

.slide-content-container {
  max-width: 900px;
  margin: 0 auto;
  padding-top: 60px;
}

.close-slide-btn {
  background: transparent;
  color:  #00c3ff;
  border: 1px solid rgb(0, 195, 255);
  padding: 10px 25px;
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: pointer;
  transition: 0.3s;
  margin-bottom: 40px;
}

.close-slide-btn:hover {
  background: rgba(0, 195, 255, 0.101);
  border-color: rgb(0, 195, 255);
}

/* MOBILE FIX: Adaptive layout limits to safely maintain image alignment under 600px widths */
.slide-hero-img {
  width: 100%;
  max-width: 600px;
  height: auto;
  margin: 0 auto 40px;   /* Perfectly centers layout constraints across viewports */
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 191, 255, 0.215);
}

.slide-hero-img img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

#slideTitle {
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  color: #ffffff;
  margin-bottom: 20px;
  font-weight: 800;
}

.slide-text-body {
  color: #ccc;
  line-height: 1.8;
  font-size: 1rem;
}

.btn-small {
  color: #fefefe;
}

/* ==========================================================================
   9. INTERACTIVE LEAD CAPTURE ENGINE (CONTACT & FORM)
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
}

.contact-info h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.info-items {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.1rem;
}

.info-item i {
  color: var(--accent);
  font-size: 1.3rem;
}

.social-row {
  display: flex;
  gap: 1rem;
}

.social-row a {
  width: 45px;
  height: 45px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.social-row a:hover {
  background: var(--accent);
  color: #080808e2;
  border-color: var(--accent);
  box-shadow: 0 0 15px var(--accent-glow);
}

#contact-form {
  transform: none !important;
  transition: none !important;
  cursor: default !important;
}

.form-group {
  position: relative;
  margin-bottom: 2rem;
}

.form-group input, .form-group textarea {
  width: 100%;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group label {
  position: absolute;
  left: 1rem;
  top: 1rem;
  color: var(--text-muted);
  pointer-events: none;
  transition: 0.3s ease;
}

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
  top: -0.5rem;
  left: 0.8rem;
  font-size: 0.8rem;
  background: #060b19;  /* Matches local form-group contextual depth layer */
  padding: 0 0.4rem;
  color: var(--accent);
}

.btn-submit {
  width: 100%;
  justify-content: center;
}

/* LOADER UTILITY EFFECT */
.loader {
  display: none;
  width: 48px;
  height: 48px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  border-top-color: var(--accent);
  animation: spin 1s ease-in-out infinite;
  margin: 2rem auto;
}

.loader.active {
  display: block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   10. INTERFACE FOOTER METADATA
   ========================================================================== */
#footer {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 2rem 0;
  text-align: center;
  background: rgba(3, 7, 18, 0.8);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* SCROLL REVEAL INITIAL ANCHORS */
[data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   10.5. PIPELINE GRID LAYOUT FOR PROJECT STEPS
   ========================================================================== */
.pipeline-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.pipeline-grid > :last-child {
  grid-column: 1 / -1;
  width: 50%;
  margin: 0 auto;
}

.pipeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(56, 182, 255, 0.2);
  border-radius: 12px;
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.pipeline-step:hover {
  background: rgba(56, 182, 255, 0.05);
  border-color: rgba(56, 182, 255, 0.4);
  transform: translateY(-4px);
}

.step-number {
  display: inline-block;
  width: 40px;
  height: 40px;
  background: var(--accent);
  color: #000;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 1rem;
  font-family: var(--font-display);
  box-shadow: 0 0 15px var(--accent-glow);
}

.pipeline-step h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.step-screenshot {
  width: 100%;
  height: auto;
  max-height: 120px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid rgba(56, 182, 255, 0.15);
  cursor: pointer;
  transition: all 0.3s ease;
}

.pipeline-step:hover .step-screenshot {
  border-color: rgba(56, 182, 255, 0.4);
  transform: scale(1.05);
  box-shadow: 0 0 15px rgba(56, 182, 255, 0.3);
}

/* IMAGE MODAL STYLES */
.image-modal {
  display: none;
  position: fixed;
  z-index: 20000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.image-modal.active {
  display: flex;
}

.image-modal-content {
  position: relative;
  max-width: 90%;
  max-height: 90vh;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
  animation: zoomIn 0.3s ease;
}

.image-modal-content img {
  width: 100%;
  height: auto;
  display: block;
}

.image-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(56, 182, 255, 0.5);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 28px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  font-family: var(--font-display);
}

.image-modal-close:hover {
  background: rgba(56, 182, 255, 0.3);
  border-color: var(--accent);
  color: var(--accent);
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes zoomIn {
  from {
    transform: scale(0.9);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* ==========================================================================
   11. DATA LAYOUT BREAKPOINTS & MEDIA HANDLERS
   ========================================================================== */
@media (max-width: 1100px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

  /* Positions layout portrait box cleanly over text strings on compressed displays */
  .about-image {
    grid-row: 1;
    margin-bottom: 0.5rem;
  }

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

  .pipeline-grid > :last-child {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .nav-links {
    position: fixed;
    right: -100%;
    top: 70px;
    flex-direction: column;
    background: rgba(3, 7, 18, 0.98);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    width: 100%;
    text-align: center;
    padding: 2rem 0;
    transition: 0.3s;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .hamburger {
    display: flex;
  }
  
  .footer-inner {
    flex-direction: column;
    gap: 1rem;
  }
}