/* ========================================
   Entelijan Studios — styles.css
   Black / White / Yellow theme
   ======================================== */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700;800&display=swap');

/* --- Custom Properties --- */
:root {
  --black: #000000;
  --near-black: #0a0a0a;
  --dark-gray: #111111;
  --mid-gray: #1a1a1a;
  --border-gray: #222222;
  --text-gray: #999999;
  --text-light: #e0e0e0;
  --white: #ffffff;
  --yellow: #FFD60A;
  --yellow-dim: #b89a00;
  --yellow-glow: rgba(255, 214, 10, 0.4);
  --yellow-glow-strong: rgba(255, 214, 10, 0.6);
  --yellow-subtle: var(--yellow-subtle);
  --yellow-line: var(--yellow-line);

  --glass-bg: var(--glass-bg);
  --glass-border: var(--glass-border);
  --glass-hover: var(--glass-hover);
  --glass-bg-strong: var(--glass-bg-strong);

  --font-heading: 'JetBrains Mono', monospace;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --container: 1140px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  --spacing-xxl: 8rem;

  --radius: 8px;
  --radius-lg: 16px;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--black);
  color: var(--text-light);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Page fade-in --- */
body {
  animation: pageFadeIn 0.8s ease-out;
}

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

/* --- Custom Selection --- */
::selection {
  background: var(--yellow);
  color: var(--black);
}

::-moz-selection {
  background: var(--yellow);
  color: var(--black);
}

/* --- Noise Texture Overlay --- */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* --- Cursor Glow --- */
.cursor-glow {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 214, 10, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
  opacity: 0;
}

.cursor-glow.active {
  opacity: 1;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

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

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }

p {
  color: var(--text-light);
  line-height: 1.8;
  max-width: 65ch;
}

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

a:hover {
  color: var(--white);
}

/* --- Animated Link Underline --- */
.nav-link {
  position: relative;
  color: var(--text-light);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--yellow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover {
  color: var(--yellow);
}

.nav-link:hover::after {
  transform: scaleX(1);
}

.nav-link.active {
  color: var(--yellow);
}

.nav-link.active::after {
  transform: scaleX(1);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
}

.btn-primary {
  background: var(--yellow);
  color: var(--black);
  border: 2px solid var(--yellow);
  box-shadow: 0 0 20px var(--yellow-glow);
}

.btn-primary:hover {
  background: var(--white);
  color: var(--black);
  box-shadow: 0 0 30px var(--yellow-glow-strong);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--yellow);
  border: 2px solid var(--yellow);
}

.btn-outline:hover {
  background: var(--yellow);
  color: var(--black);
  box-shadow: 0 0 20px var(--yellow-glow);
  transform: translateY(-2px);
}

/* --- Magnetic Button Wrapper --- */
.magnetic-wrap {
  display: inline-block;
}

/* ========================================
   NAVIGATION — Floating Pill
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  transition: background 0.4s ease, backdrop-filter 0.4s ease, border-color 0.4s ease;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-gray);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 36px;
  width: auto;
}

/* Pill container for links */
.nav-pill {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-hover);
  border-radius: 100px;
  padding: 0.35rem;
  position: relative;
  left: auto;
  transform: none;
  margin: 0 auto;
}

/* Wrapper to center the pill */
.nav-center {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav-pill li {
  list-style: none;
}

/* Override link styles inside pill */
.nav-pill .nav-link {
  display: block;
  padding: 0.45rem 1.1rem;
  border-radius: 100px;
  font-size: 0.8rem;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 1;
}

.nav-pill .nav-link::after {
  display: none;
}

.nav-pill .nav-link:hover {
  color: var(--white);
  background: var(--glass-hover);
}

.nav-pill .nav-link.active {
  color: var(--black);
  background: var(--yellow);
}

.nav-pill .nav-link.active:hover {
  background: var(--yellow);
  color: var(--black);
}

/* CTA in nav */
.nav-cta {
  display: inline-flex;
}

.nav-cta .btn {
  font-size: 0.75rem;
  padding: 0.55rem 1.2rem;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

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

/* Mobile Nav */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-center {
    position: fixed;
    top: 0;
    left: 0;
    right: auto;
    width: 100%;
    height: 100vh;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(0, 0, 0, 0.97);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
  }

  .nav-center.open {
    transform: translateX(0);
  }

  .nav-pill {
    flex-direction: column;
    background: none;
    border: none;
    backdrop-filter: none;
    gap: 0.5rem;
    padding: 0;
  }

  .nav-pill .nav-link {
    font-size: 1.2rem;
    padding: 0.75rem 2rem;
  }

  .nav-cta {
    display: none;
  }
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: var(--spacing-xxl) 0 var(--spacing-xl);
}

/* Dot grid background */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle, var(--border-gray) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: 0.5;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Intro video overlay */
.hero-intro-video {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s ease;
}

.hero-intro-video video {
  max-width: 80%;
  max-height: 80%;
  object-fit: contain;
}

.hero-intro-video.hidden {
  opacity: 0;
  pointer-events: none;
}

/* Hero text reveal */
.hero-title .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(30px);
  animation: wordReveal 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

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

.hero-motto {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--text-gray);
  margin-top: var(--spacing-sm);
  letter-spacing: 0.1em;
}

.hero-motto .highlight {
  color: var(--yellow);
  font-weight: 700;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--text-gray);
  margin-top: var(--spacing-sm);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  margin-top: var(--spacing-lg);
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* Particle canvas */
#particle-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

/* ========================================
   SECTIONS
   ======================================== */
section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-header h2 {
  margin-bottom: var(--spacing-xs);
}

.section-label {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  color: var(--yellow);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--spacing-xs);
  display: block;
}

.section-divider {
  width: 60px;
  height: 3px;
  background: var(--yellow);
  margin: var(--spacing-sm) auto 0;
  border-radius: 2px;
}

/* ========================================
   GLASSMORPHISM CARDS
   ======================================== */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--yellow-line), transparent);
  opacity: 0;
  transition: var(--transition);
}

.card:hover {
  border-color: var(--yellow-subtle);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card:hover::before {
  opacity: 1;
}

/* 3D Tilt effect applied via JS */
.card.tilt {
  transform-style: preserve-3d;
  perspective: 1000px;
}

/* --- Service Cards Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

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

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Legacy card-icon removed — using .card-label instead */

/* Monospace label instead of emoji icon */
.card-label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  color: var(--yellow);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--spacing-sm);
  display: block;
  opacity: 0.7;
}

/* Numbered list layout (alternative to card grid) */
.numbered-list {
  max-width: 700px;
  margin: 0 auto;
}

.numbered-item {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--border-gray);
  align-items: flex-start;
}

.numbered-item:last-child {
  border-bottom: none;
}

.numbered-item .num {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--yellow);
  opacity: 0.4;
  flex-shrink: 0;
  width: 40px;
  line-height: 1.2;
}

.numbered-item h3 {
  margin-bottom: 0.25rem;
}

.numbered-item p {
  color: var(--text-gray);
  font-size: 0.95rem;
}

/* Split layout (text left, visual right) */
.split-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

@media (min-width: 768px) {
  .split-section {
    grid-template-columns: 1fr 1fr;
  }
}

.split-section.reverse {
  direction: ltr;
}

@media (min-width: 768px) {
  .split-section.reverse {
    direction: rtl;
  }

  .split-section.reverse > * {
    direction: ltr;
  }
}

/* Featured card — spans full width */
.card-featured {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .card-featured {
    grid-template-columns: auto 1fr;
    align-items: center;
  }
}

.card-featured:hover {
  border-color: var(--yellow-subtle);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card-featured .card-label {
  font-size: 0.85rem;
}

/* Contact items without emoji */
.contact-marker {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  color: var(--yellow);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  flex-shrink: 0;
  width: 40px;
  opacity: 0.6;
}

.card h3 {
  margin-bottom: var(--spacing-xs);
}

.card p {
  color: var(--text-gray);
  font-size: 0.95rem;
}

/* ========================================
   SOCIAL PROOF / TESTIMONIALS
   ======================================== */
.testimonials {
  background: var(--near-black);
  border-top: 1px solid var(--border-gray);
  border-bottom: 1px solid var(--border-gray);
}

.testimonial-card {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.testimonial-card blockquote {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-style: italic;
  color: var(--text-light);
  line-height: 1.8;
  position: relative;
  padding: 0 var(--spacing-md);
}

.testimonial-card blockquote::before {
  content: '\201C';
  font-family: var(--font-heading);
  font-size: 4rem;
  color: var(--yellow);
  position: absolute;
  top: -1.5rem;
  left: 0;
}

.testimonial-author {
  margin-top: var(--spacing-md);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  color: var(--yellow);
}

.testimonial-role {
  color: var(--text-gray);
  font-size: 0.85rem;
  margin-top: 0.25rem;
}

/* ========================================
   STATS
   ======================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  text-align: center;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--yellow);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-gray);
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========================================
   ABOUT PAGE
   ======================================== */
.page-hero {
  padding: calc(var(--spacing-xxl) + 2rem) 0 var(--spacing-lg);
  text-align: center;
  position: relative;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle, var(--border-gray) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: 0.3;
}

.page-hero .container {
  position: relative;
  z-index: 2;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .about-content {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.about-content p {
  margin-bottom: var(--spacing-sm);
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

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

@media (min-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ========================================
   SERVICES PAGE
   ======================================== */
.service-detail {
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--border-gray);
}

.service-detail:last-child {
  border-bottom: none;
}

.process-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  counter-reset: step;
}

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

@media (min-width: 1024px) {
  .process-steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

.step-card {
  counter-increment: step;
  position: relative;
  padding-top: var(--spacing-lg);
}

.step-card::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--yellow);
  opacity: 0.3;
  position: absolute;
  top: 0;
  left: var(--spacing-md);
}

/* ========================================
   CONTACT PAGE
   ======================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-item {
  display: flex;
  gap: var(--spacing-sm);
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
}

.contact-icon {
  font-size: 1.5rem;
  color: var(--yellow);
  flex-shrink: 0;
  width: 40px;
  text-align: center;
}

.contact-item h3 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.contact-item p {
  color: var(--text-gray);
  font-size: 0.95rem;
}

/* Placeholder form */
.contact-form-placeholder {
  background: var(--glass-bg);
  border: 1px dashed var(--border-gray);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
}

.contact-form-placeholder p {
  color: var(--text-gray);
  margin: 0 auto;
}

/* Typewriter effect */
.typewriter {
  display: inline-block;
  border-right: 3px solid var(--yellow);
  animation: blink 0.8s step-end infinite;
  overflow: hidden;
  white-space: nowrap;
}

@keyframes blink {
  50% { border-color: transparent; }
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--near-black);
  border-top: 1px solid var(--border-gray);
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

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

.footer-brand img {
  height: 30px;
  margin-bottom: var(--spacing-sm);
}

.footer-brand p {
  color: var(--text-gray);
  font-size: 0.9rem;
  max-width: 300px;
}

.footer h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
  color: var(--yellow);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--text-gray);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--yellow);
}

.footer-bottom {
  border-top: 1px solid var(--border-gray);
  padding-top: var(--spacing-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-bottom p {
  color: var(--text-gray);
  font-size: 0.85rem;
}

/* ========================================
   SCROLL REVEAL
   ======================================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Staggered reveals for cards */
.reveal-stagger .card,
.reveal-stagger .step-card,
.reveal-stagger .stat-item {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-stagger.visible .card,
.reveal-stagger.visible .step-card,
.reveal-stagger.visible .stat-item {
  opacity: 1;
  transform: translateY(0);
}

/* Delay classes for stagger */
.delay-1 { transition-delay: 0.1s !important; }
.delay-2 { transition-delay: 0.2s !important; }
.delay-3 { transition-delay: 0.3s !important; }
.delay-4 { transition-delay: 0.4s !important; }
.delay-5 { transition-delay: 0.5s !important; }
.delay-6 { transition-delay: 0.6s !important; }

/* ========================================
   UTILITY
   ======================================== */
.text-center { text-align: center; }
.text-yellow { color: var(--yellow); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

/* Dot grid pattern section backgrounds */
.dot-grid {
  position: relative;
}

.dot-grid::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle, var(--border-gray) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: 0.3;
  pointer-events: none;
}

/* ========================================
   LIGHTBULB SVG SECTION DIVIDER
   ======================================== */
.section-divider {
  width: auto;
  height: auto;
  background: none;
  margin: var(--spacing-sm) auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.section-divider::before,
.section-divider::after {
  content: '';
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--yellow));
  border-radius: 2px;
}

.section-divider::after {
  background: linear-gradient(90deg, var(--yellow), transparent);
}

.section-divider svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ========================================
   CARD HOVER LIGHTBULB
   ======================================== */
.card::after {
  content: '';
  position: absolute;
  top: 12px;
  right: 12px;
  width: 20px;
  height: 20px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 28' fill='none'%3E%3Cpath d='M12 2C7.03 2 3 6.03 3 11c0 3.19 1.66 5.99 4.16 7.59.42.27.68.74.72 1.25L8 22h8l.12-2.16c.04-.51.3-.98.72-1.25C19.34 16.99 21 14.19 21 11c0-4.97-4.03-9-9-9z' stroke='%23FFD60A' stroke-width='1.5' fill='none' opacity='0.3'/%3E%3Cpath d='M9 24h6M10 26h4' stroke='%23FFD60A' stroke-width='1.5' stroke-linecap='round' opacity='0.3'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
  opacity: 0;
  transition: var(--transition);
  filter: drop-shadow(0 0 4px var(--yellow-glow));
}

.card:hover::after {
  opacity: 1;
  animation: bulbFlicker 0.3s ease-out;
}

@keyframes bulbFlicker {
  0% { opacity: 0; }
  30% { opacity: 0.8; }
  50% { opacity: 0.4; }
  70% { opacity: 1; }
  100% { opacity: 1; }
}

/* Scroll bulb removed — merged into mascot */

/* ========================================
   NAV LOGO GLOW
   ======================================== */
.nav-logo:hover img {
  filter: drop-shadow(0 0 8px var(--yellow-glow));
  transition: filter 0.3s ease;
}

.nav-logo img {
  transition: filter 0.3s ease;
}

/* ========================================
   FLYING BULB MASCOT
   ======================================== */
.bulb-mascot {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 60px;
  z-index: 998;
  cursor: pointer;
  transition: var(--transition);
  animation: mascotBob 3s ease-in-out infinite;
}

.bulb-mascot svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 6px transparent);
  transition: filter 0.3s ease;
}

.bulb-mascot:hover svg {
  filter: drop-shadow(0 0 20px var(--yellow-glow-strong));
}

/* Scroll-driven glow — JS sets --scroll-glow dynamically */
.bulb-mascot .mascot-body {
  transition: opacity 0.1s ease;
}

.bulb-mascot .mascot-rays {
  transition: opacity 0.3s ease;
}

.bulb-mascot.glow-bright svg {
  filter: drop-shadow(0 0 25px var(--yellow-glow-strong)) drop-shadow(0 0 50px var(--yellow-glow));
}

.bulb-mascot.flip {
  animation: mascotFlip 0.8s ease-in-out;
}

@keyframes mascotBob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes mascotFlip {
  0% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
  100% { transform: translateY(0) rotate(360deg); }
}

/* Mascot blink */
.bulb-mascot .mascot-eye {
  transition: opacity 0.1s;
}

.bulb-mascot.blink .mascot-eye {
  opacity: 0;
}

/* Mobile: smaller, peek from edge */
@media (max-width: 768px) {
  .bulb-mascot {
    width: 36px;
    height: 44px;
    bottom: 20px;
    right: 10px;
  }

  .scroll-bulb {
    width: 24px;
    height: 30px;
    top: 16px;
    right: 12px;
  }
}

/* ========================================
   SKIP INTRO BUTTON
   ======================================== */
.skip-intro {
  position: absolute;
  bottom: 40px;
  right: 40px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  color: var(--text-gray);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: var(--transition);
  z-index: 10001;
  border: 1px solid var(--border-gray);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  background: transparent;
}

.skip-intro:hover {
  color: var(--yellow);
  border-color: var(--yellow);
}

/* ========================================
   SPA PAGE TRANSITIONS
   ======================================== */
#page-content {
  transition: opacity 0.3s ease, transform 0.3s ease;
}

#page-content.fade-out {
  opacity: 0;
  transform: translateY(10px);
}

#page-content.fade-in {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   404 PAGE
   ======================================== */
.page-404 {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.page-404 svg {
  width: 120px;
  height: 150px;
  opacity: 0.3;
  margin-bottom: var(--spacing-md);
}

.page-404 h1 {
  margin-bottom: var(--spacing-xs);
}

.page-404 p {
  margin: 0 auto var(--spacing-md);
}