/* 
   1mr.in | Premium 3D Spatial Portfolio
   Gold, Cream, and Deep Obsidian Luxury Design System
   Dedicated to Mukesh Rana — Sales Executive & Creative Coder
*/

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,600&family=Syncopate:wght@400;700&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,700;1,300;1,400&display=swap');

/* --- DESIGN SYSTEM TOKENS --- */
:root {
  /* Default Theme: Brilliant Gold & Obsidian */
  --bg-primary: #030303;
  --bg-secondary: #090909;
  
  --gold: #c9a84c;
  --gold-light: #e8c97a;
  --gold-dim: #7a6030;
  --cream: #f5efe6;
  
  --accent-base: 45, 54%;
  --accent-color: var(--gold);
  --accent-glow: rgba(201, 168, 76, 0.25);
  --accent-secondary: var(--gold-light);
  --accent-dim: var(--gold-dim);
  
  /* Neutral Palette */
  --text-primary: var(--cream);
  --text-secondary: rgba(245, 239, 230, 0.55);
  --text-muted: rgba(245, 239, 230, 0.3);
  --border-color: rgba(201, 168, 76, 0.16);
  --border-hover: rgba(201, 168, 76, 0.35);
  
  /* Glassmorphism Primitives */
  --glass-bg: rgba(9, 9, 9, 0.72);
  --glass-border: rgba(201, 168, 76, 0.08);
  --glass-blur: blur(16px);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.6);
  
  /* Typography */
  --font-display: 'Syncopate', sans-serif;
  --font-serif: 'Cormorant Garamond', serif;
  --font-body: 'DM Sans', sans-serif;
  
  /* Layout */
  --container-max: 1200px;
  --header-height: 80px;
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  
  /* Animation */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Theme Swaps */
body.theme-silver {
  --gold: #d1d5db;
  --gold-light: #f3f4f6;
  --gold-dim: #6b7280;
  --accent-glow: rgba(209, 213, 219, 0.2);
  --border-color: rgba(209, 213, 219, 0.16);
  --border-hover: rgba(209, 213, 219, 0.35);
}

body.theme-amber {
  --gold: #f59e0b;
  --gold-light: #fef08a;
  --gold-dim: #b45309;
  --accent-glow: rgba(245, 158, 11, 0.25);
  --border-color: rgba(245, 158, 11, 0.16);
  --border-hover: rgba(245, 158, 11, 0.35);
}

/* Accessibility Console Modifications */
body.perf-no-3d .spline-bg,
body.perf-no-3d .three-bg {
  display: none !important;
}
body.perf-no-3d .spline-fallback {
  display: block !important;
}
body.perf-no-cursor .custom-cursor {
  display: none !important;
}
body.perf-no-cursor * {
  cursor: auto !important;
}
body.perf-no-motion * {
  animation: none !important;
  transition: none !important;
  scroll-behavior: auto !important;
  transform: none !important;
}

/* --- RESET & BASIC STYLES --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  overflow-y: auto !important; /* Critical fix for Spline scroll hijacking */
  position: relative;
  letter-spacing: 0.02em;
}

/* Film Grain Overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E");
  opacity: .18;
  mix-blend-mode: overlay;
}

/* Selection Highlight */
::selection {
  background-color: var(--accent-color);
  color: var(--bg-primary);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: rgba(201, 168, 76, 0.15);
  border: 1px solid var(--bg-primary);
  border-radius: var(--border-radius-sm);
  transition: var(--transition-fast);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color);
}

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 300;
  line-height: 1.1;
  color: var(--text-primary);
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 40%, var(--accent-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gold {
  color: var(--gold);
}

.font-serif-italic {
  font-family: var(--font-serif);
  font-style: italic;
}

/* --- GLASSMORPHISM UTILITY --- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-sm);
  box-shadow: var(--glass-shadow);
  transition: border-color var(--transition-smooth), transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.glass-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 8px 24px 0 rgba(201, 168, 76, 0.1);
}

/* --- ADVANCED 3D CSS TILT SYSTEM --- */
.tilt-card {
  transform-style: preserve-3d;
  perspective: 1000px;
  position: relative;
  will-change: transform;
}

.tilt-card > * {
  transform: translateZ(20px);
}

.card-shine {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at var(--shine-x, 50%) var(--shine-y, 50%), rgba(201,168,76,0.06) 0%, transparent 60%);
  pointer-events: none;
  z-index: 5;
}

/* --- REVEAL ANIMATIONS (Intersection Observer) --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  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; }

/* --- CUSTOM MAGNETIC CURSOR --- */
.custom-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  background-color: var(--accent-color);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.3s ease, height 0.3s ease, background-color 0.3s ease;
  mix-blend-mode: difference;
}

.custom-cursor-follower {
  position: fixed;
  top: 0;
  left: 0;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(201, 168, 76, 0.7);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1), height 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
}

body:hover .custom-cursor,
body:hover .custom-cursor-follower {
  opacity: 1;
}

/* Hover States for Interactive Elements */
.custom-cursor.hovering {
  width: 12px;
  height: 12px;
  background-color: var(--accent-secondary);
}

.custom-cursor-follower.hovering {
  width: 56px;
  height: 56px;
  border-color: var(--accent-secondary);
  background-color: rgba(201, 168, 76, 0.05);
}

/* --- WebGL 3D THREE.JS BACKGROUND CANVAS --- */
.three-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* --- SPLINE BACKGROUND ENGINE --- */
.spline-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: all;
  opacity: 0;
  transition: opacity 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.spline-bg.loaded {
  opacity: 1;
}

.spline-canvas {
  width: 100%;
  height: 100%;
  contain: strict;
}

.spline-fallback {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  background: radial-gradient(circle at 50% 50%, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  display: block;
}

.fallback-glow {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  animation: pulse-glow 8s infinite alternate;
}

.active-pulse {
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: var(--accent-color);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-color);
  animation: blink 1.5s infinite;
  margin-right: 8px;
}

/* --- HEADER / NAVIGATION --- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

header.scrolled {
  background-color: rgba(3, 3, 3, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: 100%;
  margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
}

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

.nav-links {
  display: flex;
  gap: 40px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(245, 239, 230, 0.45);
  position: relative;
  padding: 8px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--accent-color);
  transition: width var(--transition-fast);
}

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.cta-button {
  background: var(--gold);
  color: var(--bg-primary);
  padding: 12px 32px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px var(--accent-glow);
}

.cta-button:active {
  transform: translateY(0);
}

.menu-toggle {
  display: none;
  font-size: 1.5rem;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
}

/* --- MAIN INTERFACE SECTION WRAPPER --- */
.content-wrapper {
  position: relative;
  z-index: 10;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 60px;
}

/* --- HERO SECTION --- */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  position: relative;
  padding-bottom: 100px;
  width: 100%;
}

.hero-wrapper {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  width: 100%;
  gap: 60px;
}

.hero-content {
  flex: 1.2;
  max-width: 700px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-ambient-portrait {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-image: url('assets/avatar.jpg');
  background-size: cover;
  background-position: center 25%;
  background-repeat: no-repeat;
  opacity: 0.12; /* Elegant low opacity so it is subtle and premium */
  z-index: 1; /* In front of base three-bg/spline-bg but behind header/main elements (z-index 10) */
  pointer-events: none;
  filter: grayscale(40%) contrast(110%) brightness(0.65); /* Luxurious gold-blend visual filtering */
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 1) 75%, rgba(0, 0, 0, 0) 100%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 1) 75%, rgba(0, 0, 0, 0) 100%); /* Gorgeous bottom fade transition */
}

.badge {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 6px;
  color: var(--gold);
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  width: fit-content;
}

.badge::before {
  content: '';
  width: 40px;
  height: 1px;
  background-color: var(--gold);
  display: inline-block;
  margin-right: 16px;
}

.hero-title {
  font-size: clamp(60px, 9vw, 110px);
  line-height: 0.95;
  letter-spacing: -2px;
  font-weight: 300;
}

.hero-subtitle {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 5px;
  color: rgba(245, 239, 230, 0.35);
  text-transform: uppercase;
  margin-top: 10px;
}

.hero-desc {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 239, 230, 0.5);
  max-width: 480px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-top: 24px;
}

.sec-button {
  background: transparent;
  color: var(--text-primary);
  padding: 12px 32px;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  border: 1px solid var(--border-color);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.sec-button:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 4px;
  color: rgba(245, 239, 230, 0.25);
  writing-mode: vertical-rl;
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, transparent, var(--gold));
  animation: scrollPulse 2s ease-in-out infinite;
}

/* --- ABOUT / BENTO INFO SECTION --- */
#about {
  padding: 140px 0;
}

.section-header {
  margin-bottom: 60px;
}

.section-label {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 6px;
  color: var(--gold);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--gold);
}

.section-title {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 300;
  line-height: 1.1;
}

.section-title em {
  font-style: italic;
  color: var(--gold);
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
  grid-auto-rows: minmax(180px, auto);
}

.bento-item {
  padding: 40px 36px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.bento-col-4 { grid-column: span 4; }
.bento-col-8 { grid-column: span 8; }
.bento-col-12 { grid-column: span 12; }

.bento-about-text h3 {
  font-size: 26px;
  font-weight: 400;
  margin-bottom: 16px;
}

.bento-about-text p {
  font-size: 15px;
  line-height: 1.9;
  color: rgba(245, 239, 230, 0.5);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.tech-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 8px;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.tech-card i {
  font-size: 1.8rem;
  color: rgba(245, 239, 230, 0.45);
  transition: color var(--transition-fast);
}

.tech-card:hover {
  transform: translateY(-4px) translateZ(12px);
  border-color: var(--accent-color);
}

.tech-card:hover i {
  color: var(--accent-color);
}

.experience-counter {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.experience-counter .number {
  font-family: var(--font-serif);
  font-size: 64px;
  font-weight: 300;
  line-height: 1;
  color: var(--gold);
}

.experience-counter .label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(245, 239, 230, 0.35);
  margin-top: 8px;
}

.bento-clock {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.clock-display {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  margin-top: 10px;
}

.clock-status {
  font-size: 8px;
  letter-spacing: 2px;
  font-family: var(--font-display);
  text-transform: uppercase;
  color: var(--gold);
}

.metrics-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(201, 168, 76, 0.08);
  padding-bottom: 8px;
}

.metric-name {
  font-size: 13px;
  color: var(--text-secondary);
}

.metric-val {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--accent-color);
}

/* --- TIMELINE / EXPERIENCE SECTION --- */
#experience {
  padding: 140px 0;
}

.timeline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.exp-card {
  padding: 48px;
  position: relative;
  overflow: hidden;
}

.exp-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(201, 168, 76, 0.06) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
}

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

.exp-card.featured {
  grid-column: span 2;
  border-color: var(--gold-dim);
  background: linear-gradient(135deg, rgba(201, 168, 76, 0.03) 0%, var(--glass-bg) 60%);
}

.exp-period {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 4px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.exp-role {
  font-size: 28px;
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 8px;
}

.exp-card.featured .exp-role {
  font-size: 36px;
}

.exp-company {
  font-size: 11px;
  color: rgba(245, 239, 230, 0.35);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 24px;
  font-family: var(--font-display);
}

.exp-bullets {
  list-style: none;
}

.exp-bullets li {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 239, 230, 0.5);
  padding-left: 20px;
  position: relative;
  margin-bottom: 10px;
}

.exp-bullets li::before {
  content: '◆';
  position: absolute;
  left: 0;
  color: var(--gold);
  font-size: 7px;
  top: 5px;
}

/* --- UTILITY PROJECTS SHOWCASE --- */
#projects {
  padding: 140px 0;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 24px;
}

.project-card {
  position: relative;
  overflow: hidden;
  height: 380px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 48px;
}

.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(3, 3, 3, 0.95) 0%, rgba(3, 3, 3, 0.3) 60%, transparent 100%);
  z-index: 1;
}

.project-bg-mesh {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(circle at 100% 0%, var(--accent-glow) 0%, transparent 50%);
  opacity: 0.3;
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

.project-card:hover .project-bg-mesh {
  opacity: 0.8;
  transform: scale(1.1);
}

.project-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.project-num {
  font-family: var(--font-serif);
  font-size: 72px;
  font-weight: 300;
  color: rgba(201, 168, 76, 0.08);
  line-height: 1;
  position: absolute;
  top: -160px;
  right: 0;
  transition: color var(--transition-smooth);
}

.project-card:hover .project-num {
  color: rgba(201, 168, 76, 0.18);
}

.project-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.project-tag {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
}

.project-title {
  font-size: 30px;
  font-weight: 400;
  line-height: 1.2;
}

.project-desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 239, 230, 0.5);
}

.project-link {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  margin-top: 8px;
}

.project-link i {
  transition: transform var(--transition-fast);
}

.project-card:hover .project-link i {
  transform: translateX(4px);
}

/* --- PROGRAMMATIC 3D SANDBOX --- */
#sandbox {
  padding: 140px 0;
}

.sandbox-container {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: center;
}

.sandbox-ui {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.sandbox-desc {
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 239, 230, 0.5);
}

.control-panel {
  padding: 32px;
}

.panel-row {
  margin-bottom: 24px;
}

.panel-row:last-child {
  margin-bottom: 0;
}

.panel-label {
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.button-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.panel-btn {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 10px 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 8px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.panel-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--accent-color);
}

.panel-btn.active {
  background: var(--accent-glow);
  border-color: var(--accent-color);
  color: var(--text-primary);
}

.sandbox-visualizer {
  height: 500px;
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
  background: radial-gradient(circle, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.sandbox-viewer {
  width: 100%;
  height: 100%;
  display: block;
}

.sandbox-overlay-hud {
  position: absolute;
  top: 24px;
  left: 24px;
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 1px;
  color: rgba(245, 239, 230, 0.4);
  pointer-events: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  z-index: 2;
}

.sandbox-overlay-hud span {
  color: var(--gold-light);
}

.sandbox-status-text {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  font-family: monospace;
  font-size: 12px;
  color: var(--text-secondary);
  background: rgba(3, 3, 3, 0.85);
  backdrop-filter: blur(8px);
  padding: 8px 16px;
  border: 1px solid var(--border-color);
  pointer-events: none;
  z-index: 2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sandbox-loader-overlay {
  position: absolute;
  inset: 0;
  background-color: var(--bg-primary);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 16px;
  z-index: 5;
  transition: opacity var(--transition-smooth);
}

.loader-spinner {
  width: 40px;
  height: 40px;
  border: 2px solid rgba(201, 168, 76, 0.05);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loader-text {
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
}

/* --- BOOK SHOWCASE SECTION --- */
#book {
  padding: 140px 0;
}

/* --- FOOTER --- */
footer {
  border-top: 1px solid var(--border-color);
  padding: 36px 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 3px;
  color: rgba(245, 239, 230, 0.2);
  position: relative;
  z-index: 2;
}

.footer-gold {
  color: var(--gold);
}

.gold-divider {
  width: 100%;
  height: 1px;
  position: relative;
  z-index: 2;
}

.gold-divider::before {
  content: '';
  display: block;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--gold-dim) 30%, var(--gold) 50%, var(--gold-dim) 70%, transparent 100%);
}

/* --- ACCESSIBILITY / SETTINGS TOGGLE PANEL --- */
.dev-console-trigger {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(3, 3, 3, 0.85);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(8px);
  color: var(--text-primary);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.25rem;
  cursor: pointer;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.dev-console-trigger:hover {
  transform: rotate(45deg);
  border-color: var(--accent-color);
}

.dev-console {
  position: fixed;
  bottom: 84px;
  right: 24px;
  width: 320px;
  z-index: 999;
  padding: 24px;
  display: none;
  flex-direction: column;
  gap: 20px;
  transform: translateY(20px);
  opacity: 0;
  transition: transform var(--transition-smooth), opacity var(--transition-smooth);
}

.dev-console.active {
  display: flex;
  transform: translateY(0);
  opacity: 1;
}

.console-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.console-title {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 1px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.console-title i {
  color: var(--accent-color);
}

.console-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.console-label {
  font-size: 12px;
  color: var(--text-secondary);
}

/* Custom Checkbox Toggle Switches */
.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 22px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  transition: .3s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-secondary);
  transition: .3s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--accent-glow);
  border-color: var(--accent-color);
}

input:checked + .slider:before {
  transform: translateX(22px);
  background-color: var(--accent-color);
}

.theme-swatch-group {
  display: flex;
  gap: 12px;
}

.theme-swatch {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition-fast);
}

.theme-swatch.active {
  border-color: #ffffff;
  transform: scale(1.1);
}

.swatch-purple { background-color: #c9a84c; } /* Gold */
.swatch-emerald { background-color: #d1d5db; } /* Silver */
.swatch-volcanic { background-color: #f59e0b; } /* Amber */

/* Custom Text Input for custom Spline code */
.console-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 8px 12px;
  color: var(--text-primary);
  font-family: monospace;
  font-size: 11px;
  outline: none;
  transition: border-color var(--transition-fast);
  margin-top: 8px;
}

.console-input:focus {
  border-color: var(--accent-color);
}

/* --- KEYFRAME ANIMATIONS --- */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

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

@keyframes pulse-glow {
  0% { transform: translate(-50%, -50%) scale(1.0); opacity: 0.3; }
  100% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.5; }
}

@keyframes scrollPulse {
  0%, 100% { opacity: .2; transform: scaleY(.5); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
}

/* --- MOBILE RESPONSIVENESS --- */
@media (max-width: 900px) {
  nav {
    padding: 20px 24px;
  }
  
  .menu-toggle {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    font-size: 26px;
    color: var(--text-primary);
    cursor: pointer;
    background: none;
    border: none;
    z-index: 100;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(3, 3, 3, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 30px 24px;
    gap: 20px;
    z-index: 99;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
    animation: mobileNavFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links li {
    width: 100%;
    text-align: center;
  }

  .nav-links li a {
    display: block;
    font-size: 16px;
    font-weight: 500;
    padding: 12px 0;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    transition: color var(--transition-fast);
  }

  .nav-links li:last-child a {
    border-bottom: none;
  }

  .nav-links li a:active,
  .nav-links li a.active {
    color: var(--gold);
  }

  @keyframes mobileNavFadeIn {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  #hero {
    padding: 120px 24px 80px;
    min-height: auto;
    align-items: center;
  }
  
  .hero-wrapper {
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    text-align: center;
    gap: 40px;
    width: 100%;
  }
  
  .hero-desc {
    margin: 12px auto 0;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  #experience, #projects, #resume, #book {
    padding: 80px 24px;
  }
  
  .bento-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
  }
  
  .bento-col-4,
  .bento-col-8,
  .bento-col-12 {
    grid-column: span 1;
  }
  
  .timeline {
    grid-template-columns: 1fr;
  }
  
  .exp-card.featured {
    grid-column: span 1;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .sandbox-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .custom-cursor,
  .custom-cursor-follower {
    display: none !important;
  }
  
  body {
    cursor: auto !important;
  }
  
  footer {
    padding: 24px;
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}



/* WebGL Not Supported Banner */
.webgl-unsupported-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 16px 24px;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: var(--border-radius-sm);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  animation: fade-in 0.5s var(--transition-smooth) forwards;
}

.webgl-unsupported-text {
  font-size: 13px;
  color: var(--cream);
}

.webgl-unsupported-text i {
  color: #ef4444;
  margin-right: 8px;
}

.webgl-unsupported-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 16px;
  transition: color var(--transition-fast);
}

.webgl-unsupported-close:hover {
  color: var(--cream);
}

/* --- PROJECTS ARCHIVE SUBPAGE STYLES --- */
#projects-hero {
  min-height: 70vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 140px;
  padding-bottom: 60px;
}

.view-all-container {
  grid-column: 1 / -1;
  display: flex;
  justify-content: center;
  margin-top: 50px;
  width: 100%;
}

@media (max-width: 900px) {
  #projects-hero {
    min-height: auto;
    padding-top: 120px;
    padding-bottom: 40px;
    text-align: center;
  }
  #projects-hero .hero-content {
    align-items: center;
  }
  #projects-hero .hero-desc {
    margin: 12px auto 0;
  }
  #projects-hero .hero-buttons {
    justify-content: center;
  }
}

/* --- MOBILE TOUCH & UX OPTIMIZATIONS --- */
@media (pointer: coarse) {
  .custom-cursor,
  .custom-cursor-follower {
    display: none !important;
  }
}

/* --- RESUME SECTION --- */
#resume {
  padding: 140px 0;
}

.resume-container {
  padding: 60px 48px;
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
}

.resume-split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.resume-info h3 {
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 400;
  margin-bottom: 16px;
  line-height: 1.2;
}

.resume-highlights {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 30px;
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.highlight-item i {
  font-size: 1.4rem;
  margin-top: 3px;
}

.highlight-item div {
  display: flex;
  flex-direction: column;
}

.highlight-item strong {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
}

.highlight-item span {
  font-size: 13px;
  color: var(--text-secondary);
}

.resume-action-box {
  display: flex;
  justify-content: center;
  width: 100%;
}

.action-card {
  background: rgba(255, 255, 255, 0.015);
  border: 1px solid var(--border-color);
  padding: 40px;
  border-radius: var(--border-radius-md);
  text-align: center;
  width: 100%;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

.action-card:hover {
  transform: translateY(-8px);
  border-color: var(--gold);
  box-shadow: 0 10px 30px rgba(201, 168, 76, 0.1);
}

.action-card h4 {
  font-size: 20px;
  font-weight: 400;
  margin-bottom: 8px;
}

@media (max-width: 900px) {
  #resume, #book {
    padding: 80px 0;
  }
  .resume-split {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .resume-container {
    padding: 40px 24px;
  }
  .action-card {
    max-width: 100%;
  }
}