/* ==========================================================================
   DINESH A — PORTFOLIO DESIGN SYSTEM
   Light Theme + Premium Glassmorphism
   Typography: Plus Jakarta Sans & JetBrains Mono
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Color Palette - Light, Pristine & Modern */
  --bg-primary: #F8FAFC;
  --bg-secondary: #FFFFFF;
  --bg-subtle: #F1F5F9;
  --bg-alt: #EEF2F6;

  /* Glassmorphism Surfaces */
  --glass-bg-subtle: rgba(255, 255, 255, 0.55);
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-bg-hover: rgba(255, 255, 255, 0.92);
  --glass-bg-solid: rgba(255, 255, 255, 0.98);

  /* Glass Borders */
  --glass-border: rgba(255, 255, 255, 0.9);
  --glass-border-subtle: rgba(226, 232, 240, 0.8);
  --glass-border-hover: rgba(99, 102, 241, 0.4);
  --glass-border-strong: rgba(255, 255, 255, 0.98);

  /* Text & Content Colors - High Contrast */
  --text-primary: #0F172A;     /* Slate 900 */
  --text-secondary: #475569;   /* Slate 600 */
  --text-muted: #64748B;       /* Slate 500 */
  --text-light: #94A3B8;       /* Slate 400 */
  --text-inverse: #FFFFFF;

  /* Accents & Gradients */
  --accent-primary: #4F46E5;   /* Indigo 600 */
  --accent-primary-hover: #4338CA;
  --accent-secondary: #7C3AED; /* Violet 600 */
  --accent-cyan: #0891B2;      /* Cyan 600 */
  --accent-blue: #2563EB;      /* Blue 600 */
  --accent-emerald: #059669;   /* Emerald 600 */
  --accent-amber: #D97706;     /* Amber 600 */

  /* Gradient Presets */
  --gradient-brand: linear-gradient(135deg, #4F46E5 0%, #7C3AED 50%, #2563EB 100%);
  --gradient-brand-subtle: linear-gradient(135deg, rgba(79, 70, 229, 0.08) 0%, rgba(124, 58, 237, 0.08) 100%);
  --gradient-card-glow: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.6) 100%);
  --gradient-hero-title: linear-gradient(135deg, #0F172A 30%, #4F46E5 70%, #7C3AED 100%);
  --gradient-accent-text: linear-gradient(135deg, #4F46E5 0%, #7C3AED 50%, #0891B2 100%);

  /* Shadows - Layered Soft Depth */
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 10px 30px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 20px 50px rgba(15, 23, 42, 0.08);
  --shadow-xl: 0 30px 70px rgba(15, 23, 42, 0.12);
  --shadow-glass: 0 18px 45px rgba(15, 23, 42, 0.05), 0 2px 6px rgba(15, 23, 42, 0.02);
  --shadow-accent-glow: 0 12px 35px rgba(79, 70, 229, 0.22);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout & Spacing */
  --container-width: 1200px;
  --container-padding: clamp(1.25rem, 4vw, 2.5rem);
  --header-height: 76px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Animation Timings */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: light;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.drawer-open {
  overflow: hidden;
}

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

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

button, input, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

/* Accessible focus styling */
:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text-primary);
  color: var(--text-inverse);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  z-index: 9999;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   3. Ambient Background & Glass Atmosphere
   -------------------------------------------------------------------------- */
.ambient-background {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

/* Ambient Radial Blobs */
.ambient-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.65;
  will-change: transform;
}

.ambient-blob--indigo {
  width: 650px;
  height: 650px;
  top: -150px;
  left: -100px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.18) 0%, rgba(99, 102, 241, 0) 70%);
  animation: blob-float-1 22s ease-in-out infinite alternate;
}

.ambient-blob--violet {
  width: 700px;
  height: 700px;
  top: 25%;
  right: -150px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.16) 0%, rgba(139, 92, 246, 0) 70%);
  animation: blob-float-2 26s ease-in-out infinite alternate;
}

.ambient-blob--cyan {
  width: 600px;
  height: 600px;
  bottom: 15%;
  left: 5%;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.14) 0%, rgba(6, 182, 212, 0) 70%);
  animation: blob-float-3 20s ease-in-out infinite alternate;
}

.ambient-blob--blue {
  width: 550px;
  height: 550px;
  bottom: -100px;
  right: 5%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, rgba(59, 130, 246, 0) 70%);
  animation: blob-float-1 24s ease-in-out infinite alternate-reverse;
}

/* Ambient Interactive Mouse Spotlight */
.mouse-spotlight {
  position: absolute;
  width: 550px;
  height: 550px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, rgba(139, 92, 246, 0) 65%);
  filter: blur(50px);
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-normal);
  will-change: left, top;
}

/* Subtle Geometric Dot Grid Pattern Overlay */
.ambient-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(15, 23, 42, 0.065) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.85;
  mask-image: radial-gradient(ellipse at 50% 50%, black 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 40%, transparent 85%);
}

@keyframes blob-float-1 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.08); }
  100% { transform: translate(-30px, 80px) scale(0.95); }
}

@keyframes blob-float-2 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-50px, 60px) scale(1.1); }
  100% { transform: translate(40px, -40px) scale(0.92); }
}

@keyframes blob-float-3 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, -50px) scale(1.06); }
  100% { transform: translate(-60px, -20px) scale(0.98); }
}

/* --------------------------------------------------------------------------
   4. Glassmorphism Utilities
   -------------------------------------------------------------------------- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glass);
  border-radius: var(--radius-lg);
  position: relative;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.glass-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.2) 60%, rgba(99, 102, 241, 0.15) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.glass-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.09), 0 4px 12px rgba(99, 102, 241, 0.08);
}

.glass-card--interactive:hover {
  transform: translateY(-5px);
}

.glass-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   5. Typography System & Containers
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.section {
  padding-top: clamp(4.5rem, 8vw, 6.5rem);
  padding-bottom: clamp(4.5rem, 8vw, 6.5rem);
  position: relative;
}

.scroll-target {
  scroll-margin-top: calc(var(--header-height) + 1.5rem);
}

/* Section Header Structure */
.section-head {
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
  text-align: left;
}

.section-head--center {
  text-align: center;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-primary);
  margin-bottom: 0.75rem;
}

.section-tag::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-primary);
  box-shadow: 0 0 10px rgba(79, 70, 229, 0.6);
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--text-secondary);
  margin-top: 0.75rem;
  max-width: 640px;
  line-height: 1.6;
}

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

/* --------------------------------------------------------------------------
   6. Buttons & Interactive Elements
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9375rem;
  line-height: 1.2;
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-brand);
  color: var(--text-inverse);
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.28), 0 1px 3px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.25) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(79, 70, 229, 0.38), 0 2px 6px rgba(0, 0, 0, 0.1);
  color: var(--text-inverse);
}

.btn-primary:hover::after {
  opacity: 1;
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--accent-primary);
}

.btn-secondary:active {
  transform: translateY(0);
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.84rem;
}

.btn-block {
  width: 100%;
}

.btn-icon {
  width: 1.15em;
  height: 1.15em;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   7. Navigation Bar (Floating Glass Navbar)
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 1rem;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  justify-content: center;
  padding: 0 var(--container-padding);
  pointer-events: none;
}

.header-container {
  width: 100%;
  max-width: 1100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem 0.6rem 1.4rem;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-full);
  box-shadow: 0 10px 35px rgba(15, 23, 42, 0.07), 0 1px 3px rgba(0, 0, 0, 0.02);
  pointer-events: auto;
  transition: all var(--transition-normal);
}

.site-header.is-scrolled .header-container {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 40px rgba(15, 23, 42, 0.1);
  padding-top: 0.45rem;
  padding-bottom: 0.45rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--gradient-brand);
  color: var(--text-inverse);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  box-shadow: 0 4px 10px rgba(79, 70, 229, 0.25);
}

.brand-text {
  font-weight: 800;
}

/* Nav Links List */
.primary-nav {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.nav-link {
  position: relative;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(15, 23, 42, 0.04);
}

.nav-link.is-active {
  color: var(--accent-primary);
  font-weight: 700;
  background: rgba(79, 70, 229, 0.08);
}

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

.hamburger-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.04);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  transition: background-color var(--transition-fast);
}

.hamburger-btn:hover {
  background: rgba(15, 23, 42, 0.08);
}

/* --------------------------------------------------------------------------
   8. Mobile Navigation Drawer
   -------------------------------------------------------------------------- */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1100;
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
}

.drawer-overlay.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(340px, 85vw);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-left: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: -10px 0 40px rgba(15, 23, 42, 0.15);
  z-index: 1200;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
}

.mobile-drawer.is-open {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--glass-border-subtle);
}

.drawer-close-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.05);
  color: var(--text-primary);
}

.drawer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1.5rem;
  flex: 1;
  overflow-y: auto;
}

.drawer-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.drawer-link:hover, .drawer-link.is-active {
  color: var(--accent-primary);
  background: rgba(79, 70, 229, 0.08);
  font-weight: 600;
}

.drawer-footer {
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 1px solid var(--glass-border-subtle);
}

/* --------------------------------------------------------------------------
   9. Hero Section (Ultra Premium Two-Column Layout)
   -------------------------------------------------------------------------- */
.hero-section {
  padding-top: clamp(6.5rem, 12vw, 9rem);
  padding-bottom: clamp(4rem, 8vw, 6.5rem);
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

/* Hero Content (Left) */
.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge {
  margin-bottom: 1.5rem;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
  padding: 0.45rem 1.1rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.7);
  animation: pulse-emerald 2s infinite;
}

@keyframes pulse-emerald {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(5, 150, 105, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0); }
}

.hero-greeting {
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 1.8vw, 1.05rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.hero-name {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.hero-role-wrapper {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-bio {
  font-size: clamp(1.05rem, 2vw, 1.1875rem);
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.25rem;
}

.hero-socials {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.social-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

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

/* Hero Visual / Portrait Composition (Right) */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.portrait-halo {
  position: absolute;
  width: 110%;
  height: 110%;
  background: radial-gradient(circle at center, rgba(99, 102, 241, 0.18) 0%, rgba(139, 92, 246, 0.12) 40%, transparent 70%);
  border-radius: 50%;
  filter: blur(30px);
  z-index: 0;
  animation: pulse-halo 6s ease-in-out infinite alternate;
}

@keyframes pulse-halo {
  0% { transform: scale(0.95); opacity: 0.7; }
  100% { transform: scale(1.05); opacity: 1; }
}

.portrait-frame {
  position: relative;
  z-index: 1;
  width: clamp(280px, 32vw, 360px);
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-xl);
  padding: 16px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.95);
  box-shadow: 0 25px 60px rgba(15, 23, 42, 0.12), 0 4px 12px rgba(99, 102, 241, 0.08);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Stylized Developer Hero Card */
.dev-avatar-card {
  width: 100%;
  height: 100%;
  border-radius: calc(var(--radius-xl) - 12px);
  background: linear-gradient(145deg, #FFFFFF 0%, #F1F5F9 100%);
  border: 1px solid rgba(226, 232, 240, 0.8);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: inset 0 2px 6px rgba(255, 255, 255, 0.8);
}

.avatar-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.window-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.window-dot--red { background: #EF4444; }
.window-dot--amber { background: #F59E0B; }
.window-dot--green { background: #10B981; }

.avatar-monogram-circle {
  width: 180px;
  height: 180px;
  border-radius: 18px;
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #FFFFFF;
  border: 4px solid #FFFFFF;
  box-shadow: 0 12px 30px rgba(79, 70, 229, 0.25);
}

.avatar-profile-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.avatar-center-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin: auto 0;
  text-align: center;
}

.avatar-meta-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
}

.avatar-meta-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-primary);
  background: rgba(79, 70, 229, 0.08);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

.avatar-bottom-specs {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid rgba(226, 232, 240, 0.8);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.portrait-tag {
  position: absolute;
  bottom: -14px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.98);
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.1);
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Floating Micro Cards */
.hero-floating-card {
  position: absolute;
  z-index: 3;
  padding: 0.9rem 1.15rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.98);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.09);
  max-width: 220px;
  transition: transform var(--transition-normal);
}

.hero-floating-card:hover {
  transform: translateY(-4px) scale(1.02);
}

.floating-card-1 {
  top: -15px;
  right: -25px;
  animation: float-slow 5s ease-in-out infinite alternate;
}

.floating-card-2 {
  bottom: 25px;
  left: -35px;
  animation: float-reverse 6s ease-in-out infinite alternate;
}

.card-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 0.2rem;
}

.card-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 0.25rem;
}

.card-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

@keyframes float-slow {
  0% { transform: translateY(0); }
  100% { transform: translateY(-10px); }
}

@keyframes float-reverse {
  0% { transform: translateY(0); }
  100% { transform: translateY(10px); }
}

/* --------------------------------------------------------------------------
   10. Core Competencies / Capabilities (01 / CAPABILITIES)
   -------------------------------------------------------------------------- */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.capability-card {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.capability-header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.capability-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-brand-subtle);
  color: var(--accent-primary);
  border: 1px solid rgba(99, 102, 241, 0.15);
  flex-shrink: 0;
}

.capability-icon svg {
  width: 24px;
  height: 24px;
}

.capability-meta {
  flex: 1;
}

.capability-cat {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent-primary);
  text-transform: uppercase;
}

.capability-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

.tech-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(226, 232, 240, 0.9);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.tech-tag:hover {
  background: var(--bg-secondary);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   11. About Section (02 / ABOUT)
   -------------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: start;
}

.about-editorial-card {
  padding: clamp(1.75rem, 3.5vw, 2.5rem);
}

.about-intro-text {
  font-size: 1.075rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.about-intro-text strong {
  color: var(--text-primary);
  font-weight: 700;
}

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

.pillar-item {
  padding: 1.25rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(226, 232, 240, 0.8);
  transition: all var(--transition-fast);
}

.pillar-item:hover {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(99, 102, 241, 0.25);
  transform: translateY(-2px);
}

.pillar-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent-primary);
  margin-bottom: 0.35rem;
}

.pillar-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.pillar-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* About Side Highlights Card */
.about-highlights-card {
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.highlights-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.stats-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.stat-box {
  padding: 1.15rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(226, 232, 240, 0.9);
  text-align: center;
}

.stat-box-val {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--accent-primary);
  line-height: 1.1;
  font-family: var(--font-mono);
}

.stat-box-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.focus-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.focus-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.focus-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-emerald);
  flex-shrink: 0;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   12. Education & Credentials Section (03 & 04)
   -------------------------------------------------------------------------- */
.timeline-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
}

.timeline-list::before {
  content: '';
  position: absolute;
  top: 1.5rem;
  bottom: 1.5rem;
  left: 24px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-primary), rgba(99, 102, 241, 0.15));
  z-index: 0;
}

.timeline-card {
  position: relative;
  z-index: 1;
  margin-left: 3rem;
  padding: 1.75rem;
}

.timeline-dot {
  position: absolute;
  top: 1.85rem;
  left: -3rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 3px solid var(--accent-primary);
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.2);
}

.timeline-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.timeline-period {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-primary);
  background: rgba(79, 70, 229, 0.08);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

.timeline-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
}

.timeline-institution {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.timeline-details {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.badge-cgpa {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8125rem;
  background: rgba(5, 150, 105, 0.1);
  color: var(--accent-emerald);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  margin-top: 0.5rem;
}

/* Certifications Grid */
.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.cert-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.cert-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: rgba(79, 70, 229, 0.08);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.cert-icon svg {
  width: 22px;
  height: 22px;
}

.cert-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.cert-org {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.cert-action {
  margin-top: auto;
  align-self: flex-start;
}

/* --------------------------------------------------------------------------
   13. Featured Projects (06 / SELECTED WORK)
   -------------------------------------------------------------------------- */
.projects-showcase {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

/* Featured Spotlight Project (RecordMate) */
.featured-spotlight-card {
  padding: clamp(1.75rem, 3.5vw, 2.75rem);
  display: grid;
  grid-template-columns: 1.05fr 1.15fr;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
  border: 1px solid rgba(99, 102, 241, 0.25);
  box-shadow: 0 25px 70px rgba(99, 102, 241, 0.09), 0 2px 8px rgba(15, 23, 42, 0.04);
}

.spotlight-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.spotlight-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-primary);
  background: rgba(79, 70, 229, 0.1);
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.spotlight-title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.spotlight-desc {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.spotlight-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.spotlight-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.spotlight-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #0F172A;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.6);
  aspect-ratio: 16 / 10;
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.featured-spotlight-card:hover .project-img {
  transform: scale(1.04);
}

/* Secondary Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.project-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.project-card-media {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  margin-bottom: 1.25rem;
  background: #0F172A;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  position: relative;
}

.project-card:hover .project-card-media .project-img {
  transform: scale(1.05);
}

.project-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.project-card-type {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-primary);
}

.project-card-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.project-card-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  flex: 1;
}

.project-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--glass-border-subtle);
  margin-top: auto;
}

.project-card-links {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

/* --------------------------------------------------------------------------
   14. Problem Solving & Live Stats (07 / THINKING & METRICS)
   -------------------------------------------------------------------------- */
.mindset-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.mindset-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.mindset-num {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent-primary);
  opacity: 0.85;
  margin-bottom: 0.5rem;
}

.mindset-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.mindset-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Live Developer Metrics Grid */
.stats-showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.dev-stat-card {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
}

.dev-stat-card:hover {
  transform: translateY(-4px);
}

.dev-stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.dev-stat-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.dev-stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.dev-stat-icon svg {
  width: 22px;
  height: 22px;
}

.dev-stat-name {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
}

.dev-stat-handle {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.stat-metric-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  padding: 1rem 0;
  border-top: 1px solid var(--glass-border-subtle);
  border-bottom: 1px solid var(--glass-border-subtle);
  margin-bottom: 1.25rem;
  text-align: center;
}

.stat-metric-row--duo {
  grid-template-columns: repeat(2, 1fr);
}

.stat-metric-item dt {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.25rem;
}

.stat-metric-item dd {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
}

.stat-metric-item dd.easy { color: var(--accent-emerald); }
.stat-metric-item dd.medium { color: var(--accent-amber); }
.stat-metric-item dd.hard { color: #E11D48; }

.stat-card-cta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent-primary);
}

.stat-card-cta svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.dev-stat-card:hover .stat-card-cta svg {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   15. Contact Section (08 / CONNECT)
   -------------------------------------------------------------------------- */
.contact-container-card {
  padding: clamp(2rem, 4.5vw, 3.5rem);
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
}

.contact-headline {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.contact-subtext {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.contact-method-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.15rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(226, 232, 240, 0.9);
  transition: all var(--transition-fast);
}

.contact-method-item:hover {
  background: var(--bg-secondary);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

.contact-method-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(79, 70, 229, 0.08);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-method-icon svg {
  width: 18px;
  height: 18px;
}

.contact-method-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.contact-method-val {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(203, 213, 225, 0.9);
  color: var(--text-primary);
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
}

.form-control::placeholder {
  color: var(--text-light);
}

.form-control:focus {
  background: var(--bg-secondary);
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.12);
  outline: none;
}

.form-field.has-error .form-control {
  border-color: #EF4444;
  background: rgba(254, 242, 242, 0.7);
}

.form-error {
  font-size: 0.75rem;
  font-weight: 600;
  color: #EF4444;
  min-height: 1.1rem;
}

.form-status {
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  min-height: 1.5rem;
  margin-top: 0.5rem;
}

/* --------------------------------------------------------------------------
   16. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  padding-top: 3.5rem;
  padding-bottom: 2.5rem;
  border-top: 1px solid rgba(226, 232, 240, 0.8);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-brand-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
}

.footer-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border-subtle);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   17. Scroll Reveal & Entrance Animations
   -------------------------------------------------------------------------- */
.reveal-on-scroll {
  opacity: 1; /* Default visible for reliability and accessibility */
  transform: none;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

/* When JS is initialized, smooth entrance transitions are applied */
.js-anim .reveal-on-scroll:not(.is-revealed) {
  opacity: 0;
  transform: translateY(20px);
}

.js-anim .reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger Delays */
.delay-1 { transition-delay: 100ms; }
.delay-2 { transition-delay: 200ms; }
.delay-3 { transition-delay: 300ms; }
.delay-4 { transition-delay: 400ms; }

/* --------------------------------------------------------------------------
   18. Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
    text-align: center;
  }

  .hero-content {
    align-items: center;
  }

  .hero-actions {
    justify-content: center;
  }

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

  .featured-spotlight-card {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-container-card {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .primary-nav {
    display: none;
  }

  .hamburger-btn {
    display: flex;
  }
}

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

  .header-container {
    padding: 0.5rem 0.85rem 0.5rem 1rem;
  }

  .hero-floating-card {
    display: none;
  }

  .portrait-frame {
    width: 280px;
    height: 340px;
  }

  .about-pillars {
    grid-template-columns: 1fr;
  }

  .stats-summary-grid {
    grid-template-columns: 1fr;
  }

  .timeline-list::before {
    left: 16px;
  }

  .timeline-card {
    margin-left: 2.25rem;
    padding: 1.25rem;
  }

  .timeline-dot {
    left: -2.25rem;
  }

  .stat-metric-row {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 1rem;
  }

  .footer-top, .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size: 2.25rem;
  }

  .hero-role-wrapper {
    font-size: 1.5rem;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

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

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

/* --------------------------------------------------------------------------
   19. Reduced Motion Mode
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .ambient-blob, .hero-floating-card, .portrait-halo, .status-dot {
    animation: none !important;
  }

  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
  }
}