/* =============================================
   CSS Custom Properties
   ============================================= */
:root {
  --bg-dark:        #0d1117;
  --bg-mid:         #111620;
  --bg-card:        #161b22;
  --accent-gold:        #c9a84c;
  --accent-gold-light:  #e2c570;
  --accent-gold-dim:    rgba(201, 168, 76, 0.12);
  --accent-gold-glow:   rgba(201, 168, 76, 0.25);
  --text-primary:   #f0ece4;
  --text-muted:     #8b949e;
  --text-dim:       #4d5561;
  --border:         rgba(201, 168, 76, 0.18);
  --border-subtle:  rgba(255, 255, 255, 0.06);

  --font-display: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body:    'DM Sans', system-ui, -apple-system, sans-serif;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 2.5rem;
  --space-6: 3.5rem;
  --space-7: 5rem;
  --space-8: 7rem;

  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --transition: 0.3s ease;
  --transition-slow: 0.6s ease;

  --max-w: 1180px;
  --max-w-narrow: 820px;
  --nav-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }

/* =============================================
   Keyframe Animations
   ============================================= */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0);    }
}

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

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 0.5; }
  50%       { transform: scaleY(1.4); opacity: 1; }
}

/* Hero staggered entrance */
.fade-in {
  opacity: 0;
  animation: fadeInUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.35s; }
.delay-3 { animation-delay: 0.55s; }
.delay-4 { animation-delay: 0.72s; }
.delay-5 { animation-delay: 0.90s; }

/* Scroll-triggered reveal */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   Navigation
   ============================================= */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(13, 17, 23, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--border-subtle);
}

.nav__container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--accent-gold);
  letter-spacing: 0.04em;
  transition: opacity var(--transition);
}
.nav__logo:hover { opacity: 0.75; }

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.nav__links a {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  position: relative;
  transition: color var(--transition);
}
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-gold);
  transition: width var(--transition);
}
.nav__links a:hover        { color: var(--accent-gold); }
.nav__links a:hover::after { width: 100%; }

/* Hamburger */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text-primary);
  border-radius: 1px;
  transform-origin: center;
  transition: transform var(--transition), opacity var(--transition);
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* =============================================
   Layout Utilities
   ============================================= */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-3);
}
.container--narrow {
  max-width: var(--max-w-narrow);
}

.section {
  padding: var(--space-8) 0;
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-6);
}
.section__label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: var(--space-1);
}
.section__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 500;
  line-height: 1.15;
  color: var(--text-primary);
}
.section__subtitle {
  margin-top: var(--space-2);
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* =============================================
   Buttons
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.9rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--accent-gold);
  color: #0d1117;
  border-color: var(--accent-gold);
}
.btn--primary:hover {
  background: var(--accent-gold-light);
  border-color: var(--accent-gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px var(--accent-gold-glow);
}
.btn--outline {
  background: transparent;
  color: var(--accent-gold);
  border-color: var(--border);
}
.btn--outline:hover {
  background: var(--accent-gold-dim);
  border-color: var(--accent-gold);
  transform: translateY(-2px);
}
.btn__icon {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

/* =============================================
   Hero
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-h) + var(--space-7)) var(--space-3) var(--space-7);
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(30, 38, 60, 0.9) 0%, transparent 70%),
    var(--bg-dark);
  overflow: hidden;
}

/* SVG grain overlay */
.hero__grain {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 250px 250px;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 680px;
  width: 100%;
}

/* Gold-ring portrait */
.hero__image-wrap {
  width: 156px;
  height: 156px;
  margin: 0 auto var(--space-4);
  border-radius: 50%;
  padding: 3px;
  background: conic-gradient(
    var(--accent-gold) 0deg,
    rgba(201,168,76,0.15) 120deg,
    var(--accent-gold) 240deg,
    rgba(201,168,76,0.15) 360deg
  );
  box-shadow: 0 0 50px rgba(201, 168, 76, 0.18);
}
.hero__image {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 3px solid var(--bg-dark);
  background: var(--bg-card);
}

.hero__name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.8rem);
  font-weight: 500;
  line-height: 1.0;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.hero__subtitle {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: var(--space-3);
}

.hero__tagline {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.5vw, 1.55rem);
  font-weight: 300;
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: var(--space-5);
  line-height: 1.5;
}

.hero__cta {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  flex-wrap: wrap;
}

/* Scroll indicator line */
.hero__scroll-down {
  position: absolute;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0;
  animation: fadeIn 1s ease 1.4s forwards;
}
.hero__scroll-line {
  display: block;
  width: 1px;
  height: 52px;
  background: linear-gradient(to bottom, transparent, var(--accent-gold) 60%, transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* =============================================
   About
   ============================================= */
.about {
  background: var(--bg-mid);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--space-7);
  align-items: start;
}

.about__text p {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}
.about__text p:last-child { margin-bottom: 0; }

.about__sidebar {
  position: sticky;
  top: calc(var(--nav-h) + var(--space-3));
}

.about__skills-heading {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border);
}

.skills__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.skill-badge {
  display: inline-block;
  padding: 0.38rem 0.95rem;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--accent-gold);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--accent-gold-dim);
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  cursor: default;
}
.skill-badge:hover {
  background: rgba(201, 168, 76, 0.22);
  border-color: rgba(201, 168, 76, 0.5);
  transform: translateY(-1px);
}

/* =============================================
   Reflection
   ============================================= */
.reflection {
  background: var(--bg-dark);
}

.reflection__body p {
  font-size: 1.05rem;
  line-height: 1.92;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

/* References block */
.references {
  margin-top: var(--space-6);
  padding: var(--space-4);
  background: var(--bg-card);
  border-left: 3px solid var(--accent-gold);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.references__title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: var(--space-3);
}

.references__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.references__list li {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--text-muted);
  padding-left: 1.4rem;
  position: relative;
}
.references__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 1px;
  background: var(--accent-gold);
  opacity: 0.6;
}

.references__list a {
  color: var(--accent-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
  word-break: break-all;
  transition: opacity var(--transition);
}
.references__list a:hover { opacity: 0.75; }

/* =============================================
   Assessments
   ============================================= */
.assessments {
  background: var(--bg-mid);
}

.assessments__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  align-items: start;
}

.assessment-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

/* Top accent line */
.assessment-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--accent-gold) 50%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition);
}

.assessment-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  border-color: var(--border);
}
.assessment-card:hover::before { opacity: 1; }

/* Staggered reveal delays for cards */
.assessments__grid .assessment-card:nth-child(1) { transition-delay: 0s; }
.assessments__grid .assessment-card:nth-child(2) { transition-delay: 0.12s; }
.assessments__grid .assessment-card:nth-child(3) { transition-delay: 0.24s; }

.assessment-card__icon {
  width: 44px;
  height: 44px;
  color: var(--accent-gold);
}
.assessment-card__icon svg { width: 100%; height: 100%; }

.assessment-card__source {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-gold);
}

.assessment-card__title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.2;
}

.assessment-card__score {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.score-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.score-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--accent-gold);
  line-height: 1;
}

.assessment-card__desc {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--text-muted);
  margin-top: auto;
}

/* Skill bars (Card 1) */
.assessment-card__bars {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.bar-item {
  display: grid;
  grid-template-columns: 72px 1fr 28px;
  align-items: center;
  gap: 0.5rem;
}
.bar-label { font-size: 0.72rem; color: var(--text-muted); }
.bar-track {
  height: 4px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 2px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  width: var(--pct);
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-gold-light));
  border-radius: 2px;
}
.bar-num { font-size: 0.68rem; color: var(--accent-gold); text-align: right; }

/* Purpose meter (Card 2) */
.purpose-meter {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.purpose-meter__track {
  height: 6px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 3px;
  overflow: hidden;
}
.purpose-meter__fill {
  height: 100%;
  width: var(--pct);
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-gold-light));
  border-radius: 3px;
}
.purpose-meter__labels {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.68rem;
  color: var(--text-dim);
}
.purpose-meter__badge {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent-gold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Top 1% badge (Card 3) */
.top1-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  background: var(--accent-gold-dim);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-gold);
  align-self: flex-start;
}

/* =============================================
   Video Section
   ============================================= */
.video-section {
  background: var(--bg-dark);
}

.video__wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.video__placeholder {
  background: var(--bg-card);
  border: 2px dashed rgba(201, 168, 76, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-7) var(--space-4);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}
.video__placeholder-icon {
  width: 60px;
  height: 60px;
  color: var(--text-dim);
}
.video__placeholder h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--text-muted);
}
.video__placeholder p {
  font-size: 0.9rem;
  color: var(--text-dim);
}

.video__embed-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.video__embed-wrap iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

/* =============================================
   Connect
   ============================================= */
.connect {
  background: var(--bg-mid);
  text-align: center;
}

.connect__text {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto var(--space-5);
}

.connect__buttons {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  flex-wrap: wrap;
}

/* =============================================
   Footer
   ============================================= */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-4) 0 var(--space-3);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2);
}

.footer__name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text-primary);
}
.footer__role {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.footer__linkedin {
  width: 34px;
  height: 34px;
  color: var(--text-dim);
  transition: color var(--transition), transform var(--transition);
}
.footer__linkedin:hover { color: var(--accent-gold); transform: translateY(-2px); }
.footer__linkedin svg { width: 100%; height: 100%; }

.footer__copy {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* =============================================
   Back to Top
   ============================================= */
.back-to-top {
  position: fixed;
  bottom: var(--space-4);
  right: var(--space-4);
  width: 42px;
  height: 42px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--accent-gold);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), background var(--transition);
  z-index: 900;
}
.back-to-top svg { width: 18px; height: 18px; }
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover { background: var(--accent-gold-dim); }

/* =============================================
   Responsive: Tablet
   ============================================= */
@media (max-width: 1024px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }
  .about__sidebar {
    position: static;
  }
  .assessments__grid {
    grid-template-columns: 1fr;
    max-width: 520px;
    margin: 0 auto;
  }
}

/* =============================================
   Responsive: Mobile
   ============================================= */
@media (max-width: 768px) {
  :root {
    --space-8: 5rem;
    --space-7: 3.5rem;
  }

  /* Mobile nav */
  .nav__links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(13, 17, 23, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: var(--space-3) var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-subtle);
    transform: translateY(-110%);
    opacity: 0;
    transition: transform var(--transition), opacity var(--transition);
    pointer-events: none;
  }
  .nav__links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  .nav__links li {
    border-bottom: 1px solid var(--border-subtle);
  }
  .nav__links a {
    display: block;
    padding: var(--space-2) 0;
    font-size: 0.88rem;
  }
  .nav__links a::after { display: none; }
  .nav__toggle { display: flex; }

  .hero__image-wrap { width: 128px; height: 128px; }

  .hero__cta {
    flex-direction: column;
    align-items: center;
  }

  .connect__buttons {
    flex-direction: column;
    align-items: center;
  }

  .footer__inner {
    flex-direction: column;
    gap: var(--space-2);
    text-align: center;
  }

  .back-to-top {
    bottom: var(--space-3);
    right: var(--space-3);
  }
}

/* =============================================
   Responsive: Small Mobile
   ============================================= */
@media (max-width: 480px) {
  :root {
    --space-8: 4rem;
  }

  .hero__name { font-size: 2.6rem; }
  .section__title { font-size: 1.9rem; }

  .references { padding: var(--space-3); }

  .bar-item {
    grid-template-columns: 64px 1fr 24px;
  }
}