:root{
  --bg:          #0e0e0e;
  --bg-alt:      #141414;
  --bg-card:     #1a1a1a;
  --border:      #2a2a2a;
  --border-light:#333;
  --text:        #e8e0d0;
  --text-muted:  #7a7166;
  --text-dim:    #4a4540;
  --accent:      #c9a84c;
  --accent-light:#e8c97a;
  --accent-dim:  #7a6030;
  --white:       #f5f0e8;
  --font-serif:  'Playfair Display', Georgia, serif;
  --font-mono:   'JetBrains Mono', 'Courier New', monospace;
  --font-sans:   'DM Sans', sans-serif;
  --radius:      6px;
  --radius-lg:   12px;
  --nav-h:       68px;
  --transition:  0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body.light{
  --bg:          #f5f0e8;
  --bg-alt:      #ede8df;
  --bg-card:     #ffffff;
  --border:      #ddd8ce;
  --border-light:#ccc8be;
  --text:        #1a1814;
  --text-muted:  #5a5550;
  --text-dim:    #9a9590;
  --accent:      #a07830;
  --accent-light:#c09040;
  --accent-dim:  #c09848;
  --white:       #1a1814;
}

body.light .hero-bg-text{
  -webkit-text-stroke: 1px var(--border);
}

body.light .navbar.scrolled{
  background: rgba(245, 240, 232, 0.92);
}

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

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

body{
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
}

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='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.6;
}

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

img{
  max-width: 100%;
  display: block;
}

button{
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

.mono{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

.container{
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── NAVBAR ── */

.navbar{
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 100;
  transition: background var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled{
  background: rgba(14, 14, 14, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
}

.nav-inner{
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-logo{
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.nav-logo .dot{
  color: var(--accent);
}

.nav-links{
  display: flex;
  list-style: none;
  gap: 1.6rem;
}

.nav-link{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
  position: relative;
  white-space: nowrap;
}

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

.nav-link:hover,
.nav-link.active{
  color: var(--text);
}

.nav-link:hover::after,
.nav-link.active::after{
  width: 100%;
}

.nav-right{
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.theme-toggle{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  color: var(--text-muted);
  transition: all var(--transition);
}

.theme-toggle:hover{
  border-color: var(--accent);
  color: var(--accent);
}

.theme-toggle .icon-sun{
  display: none;
}

.theme-toggle .icon-moon{
  display: block;
}

body.light .theme-toggle .icon-sun{
  display: block;
}

body.light .theme-toggle .icon-moon{
  display: none;
}

.hamburger{
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.hamburger span{
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text);
  transition: var(--transition);
}

.hamburger.open span:nth-child(1){
  transform: translateY(6.5px) rotate(45deg);
}

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

.hamburger.open span:nth-child(3){
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ── BUTTONS ── */

.btn{
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  font-weight: 500;
  transition: all var(--transition);
  cursor: pointer;
}

.btn-primary{
  background: var(--accent);
  color: #0e0e0e;
  border: 1px solid var(--accent);
}

.btn-primary:hover{
  background: var(--accent-light);
  border-color: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 168, 76, 0.25);
}

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

.btn-ghost:hover{
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ── SECTIONS ── */

.section{
  padding: 6rem 0;
}

.section-label{
  color: var(--accent);
  margin-bottom: 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-heading{
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 3rem;
}

.section-heading em{
  font-style: italic;
  color: var(--accent);
}

.reveal{
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ── HERO ── */

.hero{
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-h) + 0.5rem) 1.25rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero-bg-text{
  position: absolute;
  right: -2%;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-serif);
  font-size: clamp(8rem, 25vw, 22rem);
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1px var(--border);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  opacity: 0.4;
}

.hero-content{
  max-width: 1160px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-eyebrow{
  color: var(--accent);
  margin-bottom: 1.25rem;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}

.hero-name{
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 10vw, 8.5rem);
  font-weight: 900;
  line-height: 0.95;
  color: var(--white);
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-name em{
  font-style: italic;
  color: var(--accent);
}

.hero-role{
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
}

.hero-tagline{
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.hero-tagline strong{
  color: var(--text);
  font-weight: 400;
}

.hero-cta{
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ── ABOUT ── */

.about{
  background: var(--bg);
}

.about-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.about-text p{
  margin-bottom: 1.25rem;
  color: var(--text-muted);
  line-height: 1.8;
}

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

.about-stat-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.stat-item{
  text-align: center;
}

.stat-number{
  display: block;
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-label{
  color: var(--text-muted);
}

.about-edu-label{
  color: var(--accent);
  margin-bottom: 0.75rem;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.about-edu p{
  color: var(--text-muted);
  line-height: 1.6;
}

.about-edu strong{
  color: var(--text);
  font-weight: 500;
}

/* ── SKILLS ── */

.skills{
  background: var(--bg-alt);
}

.skills-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.skill-category{
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.skill-cat-label{
  color: var(--accent);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.skill-item{
  margin-bottom: 1.25rem;
}

.skill-item:last-child{
  margin-bottom: 0;
}

.skill-name{
  display: block;
  font-size: 0.88rem;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.skill-bar{
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.skill-fill{
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent-dim), var(--accent));
  border-radius: 2px;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.tech-tags{
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.tag{
  display: inline-block;
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  transition: all var(--transition);
}

.tag:hover,
.project-tech .tag:hover{
  border-color: var(--accent);
  color: var(--accent);
}

/* ── PROJECTS ── */

.projects{
  background: var(--bg);
}

.projects-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

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

.project-card:hover{
  border-color: var(--accent-dim);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}

.project-card.featured{
  grid-column: 1 / -1;
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
}

.project-accent{
  display: none;
}

.project-card.featured .project-accent{
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle at top right, rgba(201,168,76,0.08), transparent 70%);
  pointer-events: none;
}

.project-number{
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1rem;
}

.project-title{
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.project-desc{
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.project-tech{
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.project-links{
  display: flex;
  gap: 1.25rem;
}

.project-link{
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  transition: color var(--transition);
}

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

/* ── EDUCATION / EXPERIENCE ── */

#education{
  background: var(--bg-alt);
}

#experience{
  background: var(--bg);
}

.resume-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.resume-col-label{
  color: var(--accent);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.timeline{
  position: relative;
}

.timeline::before{
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 1px;
  height: calc(100% - 16px);
  background: var(--border);
}

.timeline-item{
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 2.5rem;
}

.timeline-item:last-child{
  margin-bottom: 0;
}

.timeline-dot{
  position: absolute;
  left: -4px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-alt);
}

#experience .timeline-dot{
  border-color: var(--bg);
}

.timeline-date{
  color: var(--accent);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 0.4rem;
}

.timeline-body h4{
  font-size: 1rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 0.2rem;
}

.timeline-company{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}

.timeline-body p{
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.resume-download{
  text-align: center;
  margin-top: 3rem;
}

/* ── CONTACT ── */

.contact{
  background: var(--bg-alt);
}

.contact-grid{
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-blurb{
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.contact-details{
  margin-bottom: 2rem;
}

.contact-detail{
  display: flex;
  flex-direction: column;
  margin-bottom: 1rem;
}

.contact-detail-label{
  color: var(--accent);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

.contact-detail a:hover{
  color: var(--accent);
}

.social-links{
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.social-link{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  color: var(--text-muted);
  transition: all var(--transition);
}

.social-link:hover{
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.contact-form{
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.form-group{
  margin-bottom: 1.25rem;
}

.form-label{
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.form-input{
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: border-color var(--transition);
  outline: none;
  resize: vertical;
}

.form-input::placeholder{
  color: var(--text-dim);
}

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

.form-input.error{
  border-color: #e05555;
}

.form-textarea{
  min-height: 120px;
}

.form-error{
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #e05555;
  margin-top: 0.3rem;
  height: 0.9rem;
}

.form-submit{
  width: 100%;
  justify-content: center;
  margin-top: 0.5rem;
}

.form-success{
  display: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  text-align: center;
  padding: 0.75rem;
  margin-top: 0.75rem;
  border: 1px solid var(--accent-dim);
  border-radius: var(--radius);
}

.form-success.show{
  display: block;
}

/* ── FOOTER ── */

.footer{
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}

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

.footer-left{
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.footer-copy{
  color: var(--text-dim);
  font-size: 0.7rem;
}

.footer-center{
  color: var(--text-dim);
  font-size: 0.7rem;
}

.footer-social{
  display: flex;
  gap: 0.75rem;
}

/* ── ANIMATIONS ── */

.hero-eyebrow{
  animation: fadeUp 0.6s ease 0.2s both;
}

.hero-name{
  animation: fadeUp 0.8s ease 0.35s both;
}

.hero-role{
  animation: fadeUp 0.6s ease 0.55s both;
}

.hero-tagline{
  animation: fadeUp 0.6s ease 0.7s both;
}

.hero-cta{
  animation: fadeUp 0.6s ease 0.85s both;
}

@keyframes fadeUp{
  from{
    opacity: 0;
    transform: translateY(24px);
  }
  to{
    opacity: 1;
    transform: translateY(0);
  }
}

/* ══════════════════════════════════════════
   TABLET  — max 960px
══════════════════════════════════════════ */

@media (max-width: 960px){
  .container{
    padding: 0 1.5rem;
  }

  .nav-links{
    gap: 1.25rem;
  }

  .about-grid{
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

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

  .project-card.featured{
    grid-column: 1;
    flex-direction: column;
    gap: 0;
  }

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

  .resume-single{
    max-width: 100%;
  }
}

/* ══════════════════════════════════════════
   MOBILE  — max 768px
══════════════════════════════════════════ */

@media (max-width: 768px){
  .container{
    padding: 0 1rem;
  }

  .section{
    padding: 4rem 0;
  }

  .nav-links{
    display: none;
    position: fixed;
    inset: 0 0 0 auto;
    width: min(78vw, 280px);
    background: var(--bg-alt);
    border-left: 1px solid var(--border);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 3rem 2rem;
    gap: 2rem;
    z-index: 99;
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .nav-links.open{
    display: flex;
    transform: translateX(0);
  }

  .nav-link{
    font-size: 0.95rem;
    letter-spacing: 0.06em;
  }

  .hamburger{
    display: flex;
  }

  .hero{
    min-height: unset;
    justify-content: flex-start;
    padding: calc(var(--nav-h) + 1rem) 1rem 3rem;
  }

  .hero-bg-text{
    font-size: clamp(5rem, 38vw, 10rem);
    opacity: 0.15;
    right: -5%;
  }

  .hero-name{
    font-size: clamp(2.8rem, 13vw, 4.5rem);
  }

  .hero-role{
    font-size: 0.72rem;
    letter-spacing: 0.06em;
  }

  .hero-tagline{
    font-size: 0.95rem;
  }

  .hero-cta{
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .btn{
    width: 100%;
    justify-content: center;
  }

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

  .stat-number{
    font-size: 2rem;
  }

  .about-card{
    padding: 1.5rem;
  }

  .skills-grid{
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .skill-category{
    padding: 1.5rem;
  }

  .project-card{
    padding: 1.5rem;
  }

  .project-title{
    font-size: 1.25rem;
  }

  .contact-form{
    padding: 1.5rem;
  }

  .footer-inner{
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
  }

  .footer-left{
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
  }

  .footer-center{
    order: 3;
  }
}

/* ══════════════════════════════════════════
   SMALL MOBILE  — max 400px
══════════════════════════════════════════ */

@media (max-width: 400px){
  .hero-name{
    font-size: clamp(2.4rem, 14vw, 3.5rem);
  }

  .section-heading{
    font-size: clamp(1.8rem, 8vw, 2.5rem);
  }

  .stat-number{
    font-size: 1.8rem;
  }

  .contact-form{
    padding: 1.25rem;
  }

  .nav-links{
    width: 85vw;
  }
}