/* ================================================================
   FIKRI IRAWAN ABDURAHMAN — PERSONAL PORTFOLIO
   Dark theme inspired by usta.agency
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

/* ================================================================
   CSS CUSTOM PROPERTIES — DESIGN TOKENS
   ================================================================ */
:root {
  --color-bg:         #0a0a0a;
  --color-bg-card:    #111111;
  --color-bg-surface: #161616;
  --color-accent:     #caff57;
  --color-accent-dim: rgba(202, 255, 87, 0.12);
  --color-text:       #f0f0f0;
  --color-text-muted: #888888;
  --color-text-dim:   #555555;
  --color-border:     rgba(255,255,255,0.08);
  --color-border-accent: rgba(202, 255, 87, 0.3);

  --font-heading: 'Space Grotesk', sans-serif;
  --font-body:    'Inter', sans-serif;

  --size-xs:   0.75rem;
  --size-sm:   0.875rem;
  --size-base: 1rem;
  --size-lg:   1.125rem;
  --size-xl:   1.25rem;
  --size-2xl:  1.5rem;
  --size-3xl:  2rem;
  --size-4xl:  3rem;
  --size-5xl:  4.5rem;
  --size-6xl:  6rem;
  --size-hero: clamp(3rem, 10vw, 8rem);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  --transition-fast:   150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base:   300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   600ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  --shadow-card: 0 4px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(202, 255, 87, 0.15);
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--color-accent) var(--color-bg-surface);
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--color-bg-surface); }
::-webkit-scrollbar-thumb { background: var(--color-accent); border-radius: 999px; }

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: none; border: none; background: none; font-family: inherit; }

/* ================================================================
   CUSTOM CURSOR
   ================================================================ */
.cursor-dot {
  position: fixed;
  top: 0; left: 0;
  width: 8px; height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform var(--transition-fast), width var(--transition-base), height var(--transition-base);
}

.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  width: 40px; height: 40px;
  border: 1.5px solid rgba(202, 255, 87, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.12s ease-out, width var(--transition-base), height var(--transition-base), border-color var(--transition-base);
}

body.cursor-hover .cursor-dot { width: 14px; height: 14px; }
body.cursor-hover .cursor-ring { width: 60px; height: 60px; border-color: var(--color-accent); }

/* ================================================================
   NOISE TEXTURE OVERLAY
   ================================================================ */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  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)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ================================================================
   NAVBAR
   ================================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.5rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: padding var(--transition-base), background var(--transition-base), backdrop-filter var(--transition-base);
}

.navbar.scrolled {
  padding: 1rem 3rem;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: var(--size-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  transition: color var(--transition-base);
}
.nav-logo span { color: var(--color-accent); }

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

.nav-links a {
  font-family: var(--font-body);
  font-size: var(--size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

.nav-links a:hover { color: var(--color-text); }
.nav-links a:hover::after { width: 100%; }

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  background: var(--color-accent);
  color: #0a0a0a;
  font-family: var(--font-heading);
  font-size: var(--size-sm);
  font-weight: 700;
  letter-spacing: 0.03em;
  border-radius: var(--radius-full);
  transition: transform var(--transition-spring), box-shadow var(--transition-base), background var(--transition-fast);
}

.btn-cta:hover {
  transform: scale(1.05) translateY(-2px);
  box-shadow: 0 8px 30px rgba(202, 255, 87, 0.4);
}

.btn-cta svg { width: 16px; height: 16px; transition: transform var(--transition-base); }
.btn-cta:hover svg { transform: rotate(45deg); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: none;
}
.hamburger span {
  width: 26px; height: 2px;
  background: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-fast);
  transform-origin: center;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.97);
  backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}
.mobile-menu.open { opacity: 1; pointer-events: all; }
.mobile-menu a {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 700;
  color: var(--color-text-muted);
  transition: color var(--transition-fast), transform var(--transition-spring);
}
.mobile-menu a:hover { color: var(--color-accent); transform: translateX(10px); }

/* ================================================================
   SCROLL REVEAL
   ================================================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ================================================================
   SECTION COMMON
   ================================================================ */
section { position: relative; z-index: 1; }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 3rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
}
.section-label::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--color-accent);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

/* ================================================================
   HERO SECTION
   ================================================================ */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 6rem;
  padding-top: 8rem;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(202, 255, 87, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(202, 255, 87, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-glow {
  position: absolute;
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(202, 255, 87, 0.04) 0%, transparent 70%);
  top: -200px; right: -200px;
  border-radius: 50%;
  pointer-events: none;
}

/* Particle Sphere Canvas */
.particle-canvas {
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

@media (max-width: 768px) {
  .particle-canvas {
    width: 100%;
    height: 60%;
    top: auto;
    bottom: 0;
    opacity: 0.5;
  }
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-border-accent);
  border-radius: var(--radius-full);
  font-size: var(--size-xs);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  background: var(--color-accent-dim);
}

.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--size-hero);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.92;
  margin-bottom: 2rem;
}

.hero-title .line { overflow: hidden; display: block; }
.hero-title .word { display: inline-block; animation: wordReveal 0.9s cubic-bezier(0.16, 1, 0.3, 1) both; }
.hero-title .word:nth-child(2) { animation-delay: 0.1s; }
.hero-title .word-accent { color: var(--color-accent); }

@keyframes wordReveal {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.hero-sub {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.hero-desc {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--color-text-muted);
  max-width: 480px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 2rem;
  background: var(--color-accent);
  color: #0a0a0a;
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: 700;
  border-radius: var(--radius-full);
  transition: transform var(--transition-spring), box-shadow var(--transition-base);
}
.btn-primary:hover {
  transform: scale(1.04) translateY(-3px);
  box-shadow: 0 12px 40px rgba(202, 255, 87, 0.45);
}
.btn-primary svg { width: 18px; height: 18px; transition: transform var(--transition-base); }
.btn-primary:hover svg { transform: rotate(45deg); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 2rem;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: border-color var(--transition-base), background var(--transition-base), transform var(--transition-spring);
}
.btn-outline:hover {
  border-color: var(--color-text-muted);
  background: rgba(255,255,255,0.04);
  transform: translateY(-3px);
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--size-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-dim);
  animation: fadeInUp 1.5s 1.2s both;
}

.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ================================================================
   STATS BAR
   ================================================================ */
.stats-bar {
  background: var(--color-bg-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 2.5rem 0;
  position: relative;
  z-index: 1;
}

.stats-bar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stat-item {
  text-align: center;
  padding: 1rem;
  border-right: 1px solid var(--color-border);
}
.stat-item:last-child { border-right: none; }

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-label {
  font-size: var(--size-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ================================================================
   ABOUT SECTION
   ================================================================ */
#about {
  padding: 8rem 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.about-left {}

.about-description {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 2rem;
}

.tag {
  padding: 0.4rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--size-xs);
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  transition: border-color var(--transition-base), color var(--transition-base), background var(--transition-base);
}
.tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-dim);
}

.about-right {}

.info-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 1.5rem;
  transition: border-color var(--transition-base), transform var(--transition-spring), box-shadow var(--transition-base);
}
.info-card:hover {
  border-color: var(--color-border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.info-card-label {
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.2rem;
}

.info-list { display: flex; flex-direction: column; gap: 0.75rem; }
.info-list-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--size-sm);
  color: var(--color-text-muted);
}
.info-list-item svg {
  width: 16px; height: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
}
.info-list-item strong { color: var(--color-text); }

/* ================================================================
   MARQUEE / TICKER SECTION
   ================================================================ */
.marquee-section {
  padding: 4rem 0;
  overflow: hidden;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-surface);
  position: relative;
  z-index: 1;
}

.marquee-track {
  display: flex;
  white-space: nowrap;
  gap: 0;
}

.marquee-content {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
  animation: marquee 30s linear infinite;
}

.marquee-content.reverse {
  animation: marqueeReverse 25s linear infinite;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes marqueeReverse {
  from { transform: translateX(-50%); }
  to { transform: translateX(0); }
}

.marquee-item {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2.5vw, 2rem);
  font-weight: 600;
  color: var(--color-text-dim);
  padding: 0 2.5rem;
  letter-spacing: -0.01em;
  transition: color var(--transition-base);
  white-space: nowrap;
}

.marquee-item.accent { color: var(--color-accent); font-weight: 700; }

.marquee-sep {
  font-size: 1rem;
  color: var(--color-accent);
  opacity: 0.5;
}

.marquee-section:hover .marquee-content { animation-play-state: paused; }

/* ================================================================
   EXPERIENCE SECTION
   ================================================================ */
#experience {
  padding: 8rem 0;
}

.experience-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.experience-count {
  font-family: var(--font-heading);
  font-size: clamp(5rem, 12vw, 10rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  color: transparent;
  -webkit-text-stroke: 1px var(--color-border);
  line-height: 1;
  user-select: none;
}

.experience-list { display: flex; flex-direction: column; gap: 0; }

.experience-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 2rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--color-border);
  cursor: none;
  position: relative;
  transition: padding-left var(--transition-base);
}

.experience-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-bg-surface);
  opacity: 0;
  transition: opacity var(--transition-base);
  border-radius: var(--radius-md);
  margin: 0 -1.5rem;
}

.experience-item:hover::before { opacity: 1; }
.experience-item:hover { padding-left: 1.5rem; }

.exp-index {
  font-family: var(--font-heading);
  font-size: var(--size-xs);
  font-weight: 600;
  color: var(--color-text-dim);
  letter-spacing: 0.1em;
  padding-top: 0.4rem;
  position: relative;
  z-index: 1;
}

.exp-body { position: relative; z-index: 1; }

.exp-company {
  font-size: var(--size-xs);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.exp-role {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.exp-desc {
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 560px;
}

.exp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}

.exp-tag {
  padding: 0.25rem 0.6rem;
  background: rgba(202, 255, 87, 0.08);
  border: 1px solid rgba(202, 255, 87, 0.2);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}

.exp-year {
  font-family: var(--font-heading);
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  white-space: nowrap;
  padding-top: 0.4rem;
  position: relative;
  z-index: 1;
}

/* ================================================================
   SKILLS SECTION
   ================================================================ */
#skills {
  padding: 8rem 0;
  background: var(--color-bg-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
}

.skill-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color var(--transition-base), transform var(--transition-spring), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.skill-card:hover {
  border-color: var(--color-border-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.skill-card:hover::before { opacity: 1; }

.skill-card-icon {
  width: 48px; height: 48px;
  background: var(--color-accent-dim);
  border: 1px solid var(--color-border-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.4rem;
}

.skill-card-title {
  font-family: var(--font-heading);
  font-size: var(--size-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1.2rem;
  letter-spacing: -0.01em;
}

.skill-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.skill-list-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}
.skill-card:hover .skill-list-item { color: var(--color-text); }

.skill-list-item::before {
  content: '';
  width: 4px; height: 4px;
  background: var(--color-accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* Education card span full width on smaller grids */
.skill-card.wide {
  grid-column: span 3;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

.education-entries { display: flex; flex-direction: column; gap: 1.5rem; }
.education-entry {}
.edu-degree {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-text);
  font-size: var(--size-base);
  margin-bottom: 0.3rem;
}
.edu-school {
  font-size: var(--size-sm);
  color: var(--color-text-muted);
}

/* ================================================================
   CONTACT SECTION
   ================================================================ */
#contact {
  padding: 10rem 0;
  position: relative;
  overflow: hidden;
}

.contact-bg-glow {
  position: absolute;
  width: 900px; height: 900px;
  background: radial-gradient(circle, rgba(202, 255, 87, 0.06) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.contact-content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.contact-title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 1;
  margin-bottom: 2rem;
}

.contact-title .highlight {
  color: var(--color-accent);
  display: inline-block;
  animation: textGlow 3s ease-in-out infinite alternate;
}

@keyframes textGlow {
  from { text-shadow: 0 0 20px rgba(202, 255, 87, 0.3); }
  to { text-shadow: 0 0 60px rgba(202, 255, 87, 0.6); }
}

.contact-subtitle {
  font-size: var(--size-lg);
  color: var(--color-text-muted);
  max-width: 520px;
  margin: 0 auto 3rem;
  line-height: 1.7;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-text);
  padding: 1.2rem 2.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: border-color var(--transition-base), background var(--transition-base), transform var(--transition-spring), box-shadow var(--transition-base);
  margin-bottom: 3rem;
}
.contact-email:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-dim);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}
.contact-email svg { color: var(--color-accent); width: 24px; height: 24px; }

.contact-availability {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  margin-bottom: 3rem;
}
.contact-availability .available-dot {
  width: 8px; height: 8px;
  background: #4ade80;
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(74, 222, 128, 0.6);
  animation: pulse 2s ease-in-out infinite;
}

.contact-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.05em;
  padding: 0.6rem 1.2rem;
  border: 1px solid transparent;
  border-radius: var(--radius-full);
  transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}
.contact-link svg { width: 16px; height: 16px; }
.contact-link:hover {
  color: var(--color-accent);
  border-color: var(--color-border-accent);
  background: var(--color-accent-dim);
}

/* ================================================================
   FOOTER
   ================================================================ */
footer {
  background: var(--color-bg-surface);
  border-top: 1px solid var(--color-border);
  padding: 2.5rem 0;
  position: relative;
  z-index: 1;
}

footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: var(--size-lg);
  font-weight: 700;
}
.footer-logo span { color: var(--color-accent); }

.footer-copy {
  font-size: var(--size-xs);
  color: var(--color-text-dim);
  letter-spacing: 0.05em;
}

.footer-back-top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--size-xs);
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--transition-base);
}
.footer-back-top svg { width: 16px; height: 16px; transition: transform var(--transition-spring); }
.footer-back-top:hover { color: var(--color-accent); }
.footer-back-top:hover svg { transform: translateY(-3px); }

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 4rem; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .skill-card.wide { grid-column: span 2; }
  .stats-bar .container { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
}

@media (max-width: 768px) {
  .container { padding: 0 1.5rem; }
  .navbar { padding: 1.2rem 1.5rem; }
  .navbar.scrolled { padding: 0.8rem 1.5rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  #hero { padding-bottom: 4rem; }
  .hero-sub { flex-direction: column; align-items: flex-start; }
  .experience-item { grid-template-columns: 1fr; gap: 0.75rem; }
  .exp-year { position: static; }
  .experience-count { display: none; }
  .skills-grid { grid-template-columns: 1fr; }
  .skill-card.wide { grid-column: span 1; grid-template-columns: 1fr; }
  .stats-bar .container { grid-template-columns: repeat(2, 1fr); }
  .contact-title { font-size: clamp(2.5rem, 10vw, 4rem); }
  footer .container { flex-direction: column; text-align: center; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .stats-bar .container { grid-template-columns: 1fr 1fr; }
  .stat-item { border-right: none; }
  .stat-item:nth-child(odd) { border-right: 1px solid var(--color-border); }
}

/* ================================================================
   TEXT ANIMATIONS
   ================================================================ */

/* ── Hero Role Typewriter ── */
.hero-role-type {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 2rem;
  font-family: var(--font-body);
  font-size: clamp(0.85rem, 1.4vw, 1.05rem);
  letter-spacing: 0.04em;
  min-height: 1.5em;
}

.type-prefix {
  color: var(--color-accent);
  font-weight: 700;
  font-size: 1.1em;
}

#typeRole {
  color: var(--color-text);
  font-weight: 500;
}

.typewriter-cursor {
  display: inline-block;
  width: 2px;
  height: 0.9em;
  background: var(--color-accent);
  margin-left: 1px;
  vertical-align: middle;
  border-radius: 1px;
  animation: twBlink 0.85s step-end infinite;
}

@keyframes twBlink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ── Glitch Effect ── */
.glitch {
  position: relative;
  display: inline-block;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}

.glitch::before {
  color: #64c8ff;
  clip-path: polygon(0 28%, 100% 28%, 100% 52%, 0 52%);
  animation: glitchTop 7s 2s infinite;
}

.glitch::after {
  color: var(--color-accent);
  clip-path: polygon(0 60%, 100% 60%, 100% 82%, 0 82%);
  animation: glitchBot 7s 2s infinite;
}

@keyframes glitchTop {
  0%, 86%, 100% { transform: translate(0); opacity: 0; }
  87%  { transform: translate(-5px,  2px); opacity: 0.85; }
  89%  { transform: translate( 5px, -2px); opacity: 0.85; }
  91%  { transform: translate(-3px,  1px); opacity: 0.55; }
  93%  { transform: translate( 0);        opacity: 0; }
  96%  { transform: translate(-4px,  2px); opacity: 0.75; }
  98%  { transform: translate( 0);        opacity: 0; }
}

@keyframes glitchBot {
  0%, 84%, 100% { transform: translate(0); opacity: 0; }
  85%  { transform: translate( 5px, -2px); opacity: 0.75; }
  88%  { transform: translate(-5px,  2px); opacity: 0.75; }
  90%  { transform: translate( 0);        opacity: 0; }
  94%  { transform: translate( 4px, -1px); opacity: 0.65; }
  97%  { transform: translate( 0);        opacity: 0; }
}

/* ── Animated Gradient Flow Text ── */
.text-gradient-flow {
  background: linear-gradient(
    100deg,
    var(--color-accent)  0%,
    #7dd3fc             22%,
    var(--color-accent)  44%,
    #ffb347             66%,
    var(--color-accent) 100%
  );
  background-size: 300% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientFlow 5s linear infinite;
}

@keyframes gradientFlow {
  0%   { background-position:   0% center; }
  100% { background-position: 300% center; }
}

/* ── Highlight Underline Reveal ── */
.highlight-reveal {
  position: relative;
  display: inline-block;
}

.highlight-reveal::after {
  content: '';
  position: absolute;
  bottom: -5px; left: 0;
  height: 3px; width: 0;
  background: linear-gradient(90deg, var(--color-accent), #7dd3fc);
  border-radius: 2px;
  transition: width 1.3s cubic-bezier(0.16, 1, 0.3, 1) 0.5s;
}

.highlight-reveal.visible::after { width: 100%; }

/* ── Text Scramble — inline flash colour ── */
.scramble-target { display: inline-flex; }

/* ── Contact background word ── */
.contact-bg-word {
  position: absolute;
  font-family: var(--font-heading);
  font-size: clamp(8rem, 22vw, 20rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(202, 255, 87, 0.045);
  user-select: none;
  pointer-events: none;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -52%);
  white-space: nowrap;
  z-index: 0;
  animation: bgWordFloat 10s ease-in-out infinite;
}

@keyframes bgWordFloat {
  0%, 100% { transform: translate(-50%, -52%) scale(1); }
  50%       { transform: translate(-50%, -55%) scale(1.015); }
}

/* ── Floating background skill words (skills section) ── */
.float-bg-text {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.float-word {
  position: absolute;
  font-family: var(--font-heading);
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-text);
  white-space: nowrap;
  letter-spacing: -0.05em;
  user-select: none;
  will-change: transform;
}

@keyframes floatDriftA {
  0%, 100% { transform: translateY(0px)   translateX(0px)   rotate(var(--rot)); }
  33%       { transform: translateY(-18px)  translateX(10px)  rotate(var(--rot)); }
  66%       { transform: translateY(-8px)   translateX(-8px)  rotate(var(--rot)); }
}

@keyframes floatDriftB {
  0%, 100% { transform: translateY(0px)   translateX(0px)   rotate(var(--rot)); }
  40%       { transform: translateY(-22px)  translateX(-12px) rotate(var(--rot)); }
  70%       { transform: translateY(-10px)  translateX(14px)  rotate(var(--rot)); }
}

@keyframes floatDriftC {
  0%, 100% { transform: translateY(0px)   translateX(0px)   rotate(var(--rot)); }
  25%       { transform: translateY(-14px)  translateX(16px)  rotate(var(--rot)); }
  75%       { transform: translateY(-20px)  translateX(-6px)  rotate(var(--rot)); }
}

/* Make sure skills section stacks correctly */
#skills .container { position: relative; z-index: 1; }

/* ── Experience section bg text ── */
.experience-bg-text {
  position: absolute;
  left: 0; right: 0; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-heading);
  font-size: clamp(6rem, 16vw, 13rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,0.025);
  text-align: center;
  user-select: none;
  pointer-events: none;
  z-index: 0;
  white-space: nowrap;
  animation: bgWordFloat 14s ease-in-out infinite;
}

/* ensure experience container is above its bg text */
#experience .container { position: relative; z-index: 1; }
#experience { position: relative; }

/* ── About section subtle bg word ── */
.about-bg-word {
  position: absolute;
  right: -2rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-heading);
  font-size: clamp(5rem, 12vw, 11rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(202, 255, 87, 0.035);
  user-select: none;
  pointer-events: none;
  z-index: 0;
  white-space: nowrap;
  animation: bgWordFloat 12s ease-in-out infinite;
}

#about .container { position: relative; z-index: 1; }

/* ================================================================
   PORTFOLIO V2 — NEW SECTIONS & ENHANCEMENTS
   ================================================================ */

/* Section Subheading */
.section-sub {
  color: var(--color-text-muted);
  font-size: var(--size-base);
  margin-top: 0.5rem;
  max-width: 650px;
}

/* ── WHAT I DO SECTION ── */
#what-i-do {
  padding: 6rem 0;
  position: relative;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-surface) 50%, var(--color-bg) 100%);
  border-top: 1px solid var(--color-border);
}

.what-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.what-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.2rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

.what-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.what-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-border-accent);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4), var(--shadow-glow);
}

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

.what-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-accent-dim);
  border: 1px solid var(--color-border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
}

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

.what-card-title {
  font-family: var(--font-heading);
  font-size: var(--size-xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.what-card-desc {
  color: var(--color-text-muted);
  font-size: var(--size-sm);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.what-pillars {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
}

.what-pillar {
  font-size: var(--size-xs);
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  color: #c0c0c0;
  font-family: var(--font-body);
}

/* ── PROFESSIONAL JOURNEY (15+ YEARS ENGINEERING) ── */
#journey {
  padding: 6rem 0;
  position: relative;
}

.journey-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem auto;
}

.journey-track {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.2rem;
  position: relative;
  margin-top: 2rem;
}

.journey-step {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.2rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.journey-step:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-accent);
}

.journey-step.highlight {
  border-color: var(--color-border-accent);
  background: linear-gradient(180deg, var(--color-bg-card) 0%, rgba(202, 255, 87, 0.05) 100%);
}

.journey-year {
  font-family: var(--font-heading);
  font-size: var(--size-sm);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.journey-title {
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.journey-desc {
  font-size: var(--size-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ── SELECTED WORK ── */
#work {
  padding: 6rem 0;
  position: relative;
  border-top: 1px solid var(--color-border);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.work-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.work-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-border-accent);
  box-shadow: 0 16px 40px rgba(0,0,0,0.5), var(--shadow-glow);
}

.work-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.2rem;
}

.work-badge {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--color-accent-dim);
  color: var(--color-accent);
  border: 1px solid var(--color-border-accent);
}

.work-badge.enterprise {
  background: rgba(255, 255, 255, 0.06);
  color: #d1d5db;
  border-color: rgba(255, 255, 255, 0.12);
}

.work-card-arrow {
  color: var(--color-text-dim);
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.work-card:hover .work-card-arrow {
  color: var(--color-accent);
  transform: translate(3px, -3px);
}

.work-card-title {
  font-family: var(--font-heading);
  font-size: var(--size-xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.work-card-desc {
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 1.8rem;
}

.work-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.8rem;
}

.work-tag {
  font-size: var(--size-xs);
  padding: 0.25rem 0.6rem;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: #a0a0a0;
}

.work-card-link {
  font-family: var(--font-heading);
  font-size: var(--size-sm);
  font-weight: 600;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  transition: gap var(--transition-fast);
}

.work-card-link:hover {
  gap: 0.75rem;
}

/* ── METHODOLOGY: HOW I EVALUATE AI ── */
#methodology {
  padding: 6rem 0;
  position: relative;
  background: var(--color-bg-surface);
  border-top: 1px solid var(--color-border);
}

.methodology-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.8rem;
  margin-top: 3.5rem;
}

.methodology-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

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

.methodology-step-num {
  font-family: var(--font-heading);
  font-size: var(--size-2xl);
  font-weight: 800;
  color: var(--color-accent);
  opacity: 0.85;
  margin-bottom: 0.6rem;
  display: block;
}

.methodology-title {
  font-family: var(--font-heading);
  font-size: var(--size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.6rem;
}

.methodology-desc {
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ── PROFESSIONAL STRENGTHS BADGES ── */
.strengths-wrapper {
  margin-top: 3rem;
}

.strengths-title {
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.2rem;
}

.strengths-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.strength-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--size-sm);
  color: var(--color-text);
  transition: all var(--transition-base);
}

.strength-badge::before {
  content: '✦';
  color: var(--color-accent);
  font-size: 0.75rem;
}

.strength-badge:hover {
  border-color: var(--color-border-accent);
  background: var(--color-accent-dim);
  color: var(--color-accent);
  transform: translateY(-2px);
}

/* ── RESUME SECTION (COMPLETE PROFESSIONAL PROFILE) ── */
#resume {
  padding: 6rem 0;
  position: relative;
  border-top: 1px solid var(--color-border);
}

.resume-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.resume-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all var(--transition-base);
}

.resume-card.featured {
  border-color: var(--color-border-accent);
  background: linear-gradient(180deg, var(--color-bg-card) 0%, rgba(202, 255, 87, 0.04) 100%);
}

.resume-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-border-accent);
  box-shadow: 0 16px 40px rgba(0,0,0,0.5), var(--shadow-glow);
}

.resume-card-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.8rem;
}

.resume-card-title {
  font-family: var(--font-heading);
  font-size: var(--size-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.8rem;
}

.resume-card-roles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.resume-role-pill {
  font-size: var(--size-xs);
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-full);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  color: #c0c0c0;
}

.resume-card-desc {
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 2rem;
}

.btn-resume {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: var(--size-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-resume.primary {
  background: var(--color-accent);
  color: #0a0a0a;
}

.btn-resume.primary:hover {
  background: #d8ff7a;
  box-shadow: 0 0 25px rgba(202, 255, 87, 0.4);
}

.btn-resume.outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-resume.outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ================================================================
   CASE STUDY STANDALONE REPORT STYLING
   ================================================================ */
.case-study-page {
  background-color: var(--color-bg);
  color: var(--color-text);
}

.case-study-container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 8rem 2rem 6rem 2rem;
}

.cs-header-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.cs-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.cs-back-link svg {
  width: 18px;
  height: 18px;
}

.cs-back-link:hover {
  color: var(--color-accent);
}

.cs-badge-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.cs-badge {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
}

.cs-badge.accent {
  background: var(--color-accent-dim);
  color: var(--color-accent);
  border: 1px solid var(--color-border-accent);
}

.cs-badge.demo {
  background: rgba(255, 255, 255, 0.06);
  color: #e0e0e0;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.cs-hero-section {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 3rem;
  margin-bottom: 4rem;
}

.cs-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.cs-lead {
  font-size: var(--size-lg);
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 850px;
  margin-bottom: 2.5rem;
}

.cs-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.cs-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.cs-meta-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.cs-meta-value {
  font-size: var(--size-sm);
  color: var(--color-text);
  font-weight: 500;
}

/* Case Study Sections */
.cs-section {
  margin-bottom: 4.5rem;
}

.cs-section-header {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.cs-step-num {
  font-family: var(--font-heading);
  font-size: var(--size-2xl);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.cs-section-title {
  font-family: var(--font-heading);
  font-size: var(--size-2xl);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
}

.cs-section-sub {
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  margin-top: 0.35rem;
}

/* Prompt Box */
.cs-prompt-box {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  margin-bottom: 1.5rem;
}

.cs-prompt-box.refined {
  border-color: var(--color-border-accent);
  background: rgba(202, 255, 87, 0.02);
}

.cs-box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.cs-box-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.cs-box-tag.pass {
  color: var(--color-accent);
}

.cs-box-constraint {
  font-size: var(--size-xs);
  color: var(--color-text-muted);
}

.cs-box-constraint.error {
  color: #ff6b6b;
}

.cs-prompt-content {
  font-size: var(--size-lg);
  font-style: italic;
  color: var(--color-text);
  line-height: 1.6;
}

.cs-code-block {
  background: #0d0d0d;
  padding: 1.2rem;
  border-radius: var(--radius-sm);
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: var(--size-sm);
  color: #e6e6e6;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.6;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.cs-constraint-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.cs-constraint-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.2rem;
}

.cs-constraint-card strong {
  display: block;
  font-size: var(--size-sm);
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.cs-constraint-card p {
  font-size: var(--size-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.cs-note-alert {
  background: rgba(202, 255, 87, 0.05);
  border-left: 3px solid var(--color-accent);
  padding: 1rem 1.4rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: var(--size-sm);
  color: #d8d8d8;
  line-height: 1.6;
}

/* Comparison Grid & Response Cards */
.cs-comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 1.8rem;
}

.cs-response-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
}

.cs-response-card.audited {
  border-color: rgba(255, 107, 107, 0.3);
}

.cs-response-card.refined {
  border-color: var(--color-border-accent);
}

.cs-response-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.2rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--color-border);
}

.cs-response-id {
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: 700;
  color: var(--color-text);
}

.cs-word-count {
  font-size: var(--size-xs);
  color: var(--color-accent);
}

.cs-word-count.error {
  color: #ff6b6b;
}

.cs-audit-status {
  font-size: var(--size-xs);
  font-weight: 600;
  color: #ff6b6b;
}

.cs-audit-status.verified {
  color: var(--color-accent);
}

.cs-response-text {
  font-size: var(--size-sm);
  line-height: 1.75;
  color: #d1d5db;
}

/* Claim highlighting inside audited response */
.highlight-claim {
  padding: 0.15rem 0.35rem;
  border-radius: 3px;
  font-weight: 500;
}

.highlight-claim.verified {
  background: rgba(202, 255, 87, 0.15);
  border-bottom: 2px solid var(--color-accent);
  color: #ffffff;
}

.highlight-claim.incorrect {
  background: rgba(255, 107, 107, 0.2);
  border-bottom: 2px solid #ff6b6b;
  color: #ffffff;
}

.highlight-claim.hallucinated {
  background: rgba(239, 68, 68, 0.3);
  border-bottom: 2px solid #ef4444;
  color: #ffc4c4;
}

/* Evaluation Table */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-top: 1rem;
  -webkit-overflow-scrolling: touch;
}

.cs-eval-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: var(--size-sm);
  background: var(--color-bg-card);
}

.cs-eval-table th,
.cs-eval-table td {
  padding: 1.2rem 1.4rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.cs-eval-table th {
  background: #141414;
  font-family: var(--font-heading);
  font-size: var(--size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.cs-eval-table tr:last-child td {
  border-bottom: none;
}

.cs-eval-table strong {
  display: block;
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.cs-eval-table p {
  font-size: var(--size-xs);
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-top: 0.4rem;
}

.sub-criterion {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-dim);
}

.score-pill {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.4rem;
}

.score-5 { background: rgba(202, 255, 87, 0.15); color: var(--color-accent); border: 1px solid var(--color-border-accent); }
.score-4 { background: rgba(74, 222, 128, 0.15); color: #4ade80; border: 1px solid rgba(74, 222, 128, 0.3); }
.score-3 { background: rgba(250, 204, 21, 0.15); color: #facc15; border: 1px solid rgba(250, 204, 21, 0.3); }
.score-1 { background: rgba(239, 68, 68, 0.15); color: #ef4444; border: 1px solid rgba(239, 68, 68, 0.3); }

.total-score {
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: 700;
}

.total-score.pass { color: var(--color-accent); }
.total-score.fail { color: #ef4444; }

/* Status Badges */
.status-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.status-verified {
  background: rgba(202, 255, 87, 0.15);
  color: var(--color-accent);
  border: 1px solid var(--color-border-accent);
}

.status-incorrect {
  background: rgba(249, 115, 22, 0.15);
  color: #f97316;
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.status-unsupported {
  background: rgba(234, 179, 8, 0.15);
  color: #eab308;
  border: 1px solid rgba(234, 179, 8, 0.3);
}

.status-hallucination {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.4);
}

/* Reasoning Grid & Cards */
.cs-reasoning-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.8rem;
}

.cs-reasoning-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.2rem 2rem;
}

.cs-reasoning-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.2rem;
}

.cs-reasoning-badge.pass {
  background: var(--color-accent-dim);
  color: var(--color-accent);
  border: 1px solid var(--color-border-accent);
}

.cs-reasoning-badge.fail {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.cs-reasoning-card h3 {
  font-family: var(--font-heading);
  font-size: var(--size-xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 1.2rem;
}

.cs-reasoning-card ul {
  padding-left: 1.2rem;
  list-style: disc;
}

.cs-reasoning-card li {
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 1rem;
}

.cs-reasoning-card li strong {
  color: var(--color-text);
}

/* Defect Cards */
.cs-defect-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.cs-defect-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.8rem;
}

.defect-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.8rem;
}

.defect-num {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
}

.defect-header h4 {
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: 600;
  color: var(--color-text);
}

.cs-defect-card p {
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Rewrite Box */
.cs-rewrite-box {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-accent);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
}

.cs-rewrite-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.2rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--color-border);
}

.cs-rewrite-meta {
  font-size: var(--size-xs);
  color: var(--color-accent);
  font-weight: 500;
}

.cs-rewrite-content {
  font-size: var(--size-base);
  line-height: 1.75;
  color: #e5e7eb;
}

/* Takeaway Panel */
.cs-takeaway-panel {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.cs-takeaway-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.cs-takeaway-sub {
  font-size: var(--size-xs);
  color: var(--color-text-muted);
}

.cs-takeaway-body p {
  font-size: var(--size-base);
  color: #d1d5db;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.cs-action-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.cs-action-item {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.4rem;
}

.cs-action-item strong {
  display: block;
  font-size: var(--size-sm);
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.cs-action-item p {
  font-size: var(--size-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 0;
}

.cs-demo-footer {
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px dashed var(--color-border);
  text-align: center;
  font-size: var(--size-xs);
  color: var(--color-text-dim);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Bottom Navigation & CTA */
.cs-footer-nav {
  margin-top: 5rem;
  border-top: 1px solid var(--color-border);
  padding-top: 3.5rem;
}

.cs-nav-arrows {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.cs-nav-btn {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.8rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: all var(--transition-base);
  text-decoration: none;
}

.cs-nav-btn.next {
  justify-content: flex-end;
  text-align: right;
}

.cs-nav-btn svg {
  width: 22px;
  height: 22px;
  color: var(--color-text-dim);
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.cs-nav-btn:hover {
  border-color: var(--color-border-accent);
  transform: translateY(-3px);
}

.cs-nav-btn:hover svg {
  color: var(--color-accent);
}

.cs-nav-btn.prev:hover svg { transform: translateX(-4px); }
.cs-nav-btn.next:hover svg { transform: translateX(4px); }

.nav-dir {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.nav-title {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--size-base);
  font-weight: 600;
  color: var(--color-text);
  margin-top: 0.2rem;
}

.cs-cta-box {
  background: linear-gradient(180deg, var(--color-bg-card) 0%, rgba(202, 255, 87, 0.04) 100%);
  border: 1px solid var(--color-border-accent);
  border-radius: var(--radius-xl);
  padding: 3.5rem 2.5rem;
  text-align: center;
}

.cs-cta-box h3 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.8rem;
}

.cs-cta-box p {
  font-size: var(--size-base);
  color: var(--color-text-muted);
  max-width: 620px;
  margin: 0 auto 2rem auto;
}

.cs-cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.2rem;
}

/* ================================================================
   ACCESSIBILITY & RESPONSIVENESS ENHANCEMENTS
   ================================================================ */

/* Visible keyboard focus states */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

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

/* Prefers Reduced Motion */
@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;
  }

  .particle-canvas {
    display: none !important;
  }
}

/* Mobile & Tablet Media Queries */
@media (max-width: 1024px) {
  .journey-track {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .journey-track {
    grid-template-columns: 1fr;
  }

  .cs-nav-arrows {
    grid-template-columns: 1fr;
  }

  .cs-nav-btn.next {
    justify-content: flex-start;
    text-align: left;
  }

  .cs-nav-btn.next svg {
    order: -1;
  }

  .stats-bar .container {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }

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

  .hero-actions .btn-primary,
  .hero-actions .btn-outline {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .stats-bar .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

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

/* ================================================================
   AEO & FAQ SECTION (ANSWER ENGINE OPTIMIZATION)
   ================================================================ */
#faq {
  padding: 6rem 0;
  position: relative;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-surface);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 1.5rem;
  margin-top: 3.5rem;
}

.faq-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.2rem 2rem;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.faq-card:hover {
  border-color: var(--color-border-accent);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.faq-card-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.faq-icon-q {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  border: 1px solid var(--color-border-accent);
  border-radius: var(--radius-sm);
  padding: 0.2rem 0.6rem;
  line-height: 1.4;
  flex-shrink: 0;
}

.faq-question {
  font-family: var(--font-heading);
  font-size: var(--size-lg);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.35;
}

.faq-answer {
  font-size: var(--size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  padding-left: 2.6rem;
}

.faq-answer strong {
  color: var(--color-text);
}

.faq-geo-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1rem;
  padding-left: 2.6rem;
  font-size: 0.72rem;
  color: var(--color-accent);
  font-family: var(--font-heading);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}