/* ============================================
   SAROJ SHRESTHA — PORTFOLIO
   Design: Editorial Tech / Sharp Minimal
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Mono:ital,wght@0,300;0,400;0,500;1,300&family=Instrument+Serif:ital@0;1&display=swap');

/* ── CSS Variables ── */
:root {
  --bg:        #0a0a0f;
  --bg-2:      #111118;
  --bg-card:   #14141d;
  --border:    rgba(255,255,255,0.07);
  --border-2:  rgba(255,255,255,0.13);
  --text:      #f0f0f5;
  --text-muted:#7a7a8c;
  --accent:    #5affd6;
  --accent-2:  #ff5a87;
  --accent-3:  #ffe45a;
  --line:      rgba(26, 157, 124, 0.25);
  --radius:    12px;
  --radius-lg: 20px;
  --font-head: , sans-serif;
  --font-mono: 'DM Mono', monospace;
  --font-serif:'Instrument Serif', serif;
  --nav-h:     68px;
  --gutter:    clamp(20px, 5vw, 80px);
  --transition: 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* LIGHT MODE */
body.light {
  --bg:        #f4f4f0;
  --bg-2:      #eaeae4;
  --bg-card:   #ffffff;
  --border:    rgba(0,0,0,0.08);
  --border-2:  rgba(0,0,0,0.14);
  --text:      #0d0d14;
  --text-muted:#666678;
  --accent:    #008c70;
  --accent-2:  #c41b4a;
  --accent-3:  #b8860b;
  --line:      rgba(0,140,112,0.2);
}

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

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

body {
  font-family: var(--font-head);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  transition: background 0.4s, color 0.4s;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Selection ── */
::selection { background: var(--accent); color: #000; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 2px; }

/* ── Noise 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: 9999;
  opacity: 0.4;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  padding: 0 var(--gutter);
  transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
}

.nav.scrolled {
  background: rgba(10,10,15,0.85);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

body.light .nav.scrolled {
  background: rgba(244,244,240,0.85);
}

.nav__inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__logo span {
  display: inline-block;
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav__links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 100%;
  height: 1px;
  background: var(--accent);
  transition: right var(--transition);
}

.nav__links a:hover,
.nav__links a.active { color: var(--text); }
.nav__links a:hover::after,
.nav__links a.active::after { right: 0; }

.nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-theme {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-2);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  font-size: 1rem;
  transition: all var(--transition);
  background: var(--bg-card);
}
.btn-theme:hover { color: var(--accent); border-color: var(--accent); }

.btn-resume {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 9px 20px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--accent);
  transition: all var(--transition);
  background: transparent;
}
.btn-resume:hover {
  background: var(--accent);
  color: #000;
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
}
.nav__hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}
.nav__hamburger.open span:nth-child(1) { transform: rotate(45deg) translateY(7px); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: rotate(-45deg) translateY(-7px); }

/* Mobile Menu */
.nav__mobile {
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 24px var(--gutter) 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transform: translateY(-120%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 999;
}
.nav__mobile.open { transform: translateY(0); }
.nav__mobile a {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
}
.nav__mobile a:hover { color: var(--accent); }

/* ============================================
   SECTION COMMONS
   ============================================ */
section {
  padding: clamp(80px, 10vw, 140px) var(--gutter);
  position: relative;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-label::before {
  content: '';
  width: 32px; height: 1px;
  background: var(--accent);
  opacity: 0.5;
  display: inline-block;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--text);
  margin-bottom: 20px;
}

.section-title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

.section-subtitle {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 520px;
}

/* ── Reveal Animations ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ============================================
   HERO
   ============================================ */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-h) + 40px);
  overflow: hidden;
  position: relative;
}

.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.hero__glow {
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(90,255,214,0.08) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero__eyebrow::before {
  content: '';
  width: 40px; height: 1px;
  background: var(--accent);
  opacity: 0.6;
}

.hero__name {
  font-size: clamp(3.5rem, 9vw, 7.5rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.95;
  margin-bottom: 18px;
  animation: fadeInUp 0.8s ease 0.35s both;
}

.hero__name .line-1 { display: block; }
.hero__name .line-2 {
  display: block;
  color: var(--accent);
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 0.85em;
}

.hero__title {
  font-family: var(--font-mono);
  font-size: clamp(0.8rem, 1.8vw, 1rem);
  color: var(--text-muted);
  letter-spacing: 0.06em;
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease 0.5s both;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.hero__title span {
  display: flex; align-items: center; gap: 10px;
}
.hero__title span::before {
  content: '//';
  color: var(--accent);
  opacity: 0.5;
}

.hero__tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 540px;
  margin-bottom: 48px;
  animation: fadeInUp 0.8s ease 0.65s both;
}

.hero__tagline strong { color: var(--text); font-weight: 600; }

.hero__cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.8s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: var(--accent);
  color: #000;
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  border-radius: 8px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.btn-primary:hover::after { opacity: 1; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(90,255,214,0.3); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border: 1px solid var(--border-2);
  color: var(--text);
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 8px;
  transition: all var(--transition);
  background: var(--bg-card);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 40px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fadeInUp 1s ease 1.2s both;
  cursor: pointer;
}

.hero__scroll-indicator span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollLine 2s 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; }
}

.hero__stats {
  display: flex;
  gap: 40px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  animation: fadeInUp 0.8s ease 0.95s both;
}

.stat { display: flex; flex-direction: column; gap: 4px; }
.stat__num {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--text);
}
.stat__num .accent { color: var(--accent); }
.stat__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

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

/* ============================================
   ABOUT
   ============================================ */
#about { background: var(--bg-2); }

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

.about__visual {
  position: relative;
}

.about__avatar {
  width: 100%;
  max-width: 380px;
  aspect-ratio: 3/4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border-2);
}

.about__avatar-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(90,255,214,0.05) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 5rem;
  color: var(--text-muted);
}

.about__avatar-placeholder p {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.about__badge {
  position: absolute;
  bottom: -20px; right: -20px;
  background: var(--accent);
  color: #000;
  padding: 14px 20px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  box-shadow: 0 8px 32px rgba(90,255,214,0.25);
  text-align: center;
}
.about__badge strong {
  display: block;
  font-size: 1.5rem;
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1;
  margin-bottom: 2px;
}

.about__corner-tag {
  position: absolute;
  top: -16px; left: -16px;
  border: 1px solid var(--border-2);
  background: var(--bg-card);
  padding: 10px 14px;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.about__corner-tag::before {
  content: '●';
  color: var(--accent);
  font-size: 0.5rem;
  animation: pulse 2s infinite;
}

.about__text p {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.about__text p strong { color: var(--text); font-weight: 600; }

.about__highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 32px 0;
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}
.highlight-item:hover { border-color: var(--border-2); }

.highlight-item .icon {
  font-size: 1.3rem;
  line-height: 1;
  flex-shrink: 0;
}
.highlight-item h4 {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}
.highlight-item p {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.4;
}

/* ============================================
   SKILLS
   ============================================ */
#skills {
  background: var(--bg);
}

.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 60px auto 0;
}

.skills__category {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}

.skills__category::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--cat-color, var(--accent));
  opacity: 0;
  transition: opacity var(--transition);
}
.skills__category:hover { border-color: var(--border-2); transform: translateY(-4px); }
.skills__category:hover::before { opacity: 1; }

.cat-web     { --cat-color: #5affd6; }
.cat-prog    { --cat-color: #ff5a87; }
.cat-tools   { --cat-color: #ffe45a; }
.cat-elec    { --cat-color: #a78bfa; }

.skills__cat-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  line-height: 1;
}

.skills__cat-title {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.skill-item {
  margin-bottom: 18px;
}
.skill-item:last-child { margin-bottom: 0; }

.skill-item__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.skill-item__name {
  font-size: 0.87rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.skill-item__pct {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

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

.skill-bar__fill {
  height: 100%;
  background: var(--cat-color, var(--accent));
  border-radius: 2px;
  width: 0;
  transition: width 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.skill-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 5px 12px;
  border: 1px solid var(--border-2);
  border-radius: 100px;
  color: var(--text-muted);
  transition: all var(--transition);
}
.skill-tag:hover {
  border-color: var(--cat-color, var(--accent));
  color: var(--cat-color, var(--accent));
}

/* ============================================
   PROJECTS
   ============================================ */
#projects { background: var(--bg-2); }

.projects__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto 48px;
}

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

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 16px;
  border: 1px solid var(--border-2);
  border-radius: 100px;
  color: var(--text-muted);
  background: var(--bg-card);
  transition: all var(--transition);
  cursor: pointer;
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(90,255,214,0.05);
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  border-color: var(--border-2);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.project-card.hidden {
  display: none;
}

.project-card__img {
  height: 200px;
  overflow: hidden;
  position: relative;
}

.project-card__thumb {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  position: relative;
}

.project-card__thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, var(--bg-card));
}

.thumb-web    { background: linear-gradient(135deg, #0d2b22, #0a1a14); }
.thumb-ml     { background: linear-gradient(135deg, #1a0d2b, #110a1a); }
.thumb-net    { background: linear-gradient(135deg, #0d1a2b, #0a1020); }
.thumb-hw     { background: linear-gradient(135deg, #2b1a0d, #1a100a); }

.project-card__badge {
  position: absolute;
  top: 16px; left: 16px;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  background: var(--accent);
  color: #000;
  border-radius: 100px;
  font-weight: 500;
}

.project-card__body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.project-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.project-card__desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.65;
  flex: 1;
}

.project-card__tech {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border: 1px solid var(--border-2);
  border-radius: 4px;
  color: var(--text-muted);
}

.project-card__links {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.project-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
}
.project-link:hover { color: var(--accent); }
.project-link svg { width: 14px; height: 14px; }

/* ============================================
   EXPERIENCE
   ============================================ */
#experience { background: var(--bg); }

.experience__layout {
  max-width: 1100px;
  margin: 60px auto 0;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
}

.experience__timeline {
  position: relative;
}

.timeline__item {
  position: relative;
  padding-left: 32px;
  padding-bottom: 48px;
  border-left: 1px solid var(--border-2);
}

.timeline__item:last-child { padding-bottom: 0; border-left-color: transparent; }

.timeline__dot {
  position: absolute;
  top: 4px; left: -6px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  box-shadow: 0 0 12px rgba(90,255,214,0.4);
}

.timeline__period {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.timeline__company {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.timeline__role {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.timeline__desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.timeline__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

.timeline__tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border: 1px solid var(--border-2);
  border-radius: 4px;
  color: var(--text-muted);
}

/* ── Education ── */
.education__cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  transition: border-color var(--transition);
}
.edu-card:hover { border-color: var(--border-2); }

.edu-card__icon {
  font-size: 2.4rem;
  line-height: 1;
  flex-shrink: 0;
}

.edu-card__period {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

.edu-card__degree {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.edu-card__school {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.edu-card__desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================
   GITHUB SECTION
   ============================================ */
#github { background: var(--bg-2); }

.github__inner {
  max-width: 1100px;
  margin: 0 auto;
}

.github__cta-block {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  margin-top: 48px;
  position: relative;
  overflow: hidden;
}

.github__cta-block::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(90,255,214,0.05), transparent 70%);
  pointer-events: none;
}

.github__text h3 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 10px;
}
.github__text p {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.github__link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 36px;
  background: var(--text);
  color: var(--bg);
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 10px;
  transition: all var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}
.github__link:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(255,255,255,0.15);
}

.github__stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.github__stat-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.github__stat-card .num {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--accent);
}
.github__stat-card .lbl {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ============================================
   CONTACT
   ============================================ */
#contact { background: var(--bg); }

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  max-width: 1100px;
  margin: 60px auto 0;
}

.contact__info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.contact__info p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 40px;
}

.contact__item {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}
.contact__item:hover { border-color: var(--border-2); }

.contact__item .contact-icon {
  width: 40px; height: 40px;
  background: rgba(90,255,214,0.08);
  border: 1px solid rgba(90,255,214,0.2);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  color: var(--accent);
}

.contact__item .contact-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact__item .contact-val {
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: 2px;
}

.contact__socials {
  display: flex;
  gap: 12px;
  margin-top: 32px;
}

.social-btn {
  width: 44px; height: 44px;
  border: 1px solid var(--border-2);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  font-size: 1.1rem;
  transition: all var(--transition);
  background: var(--bg-card);
}
.social-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
}

/* ── Form ── */
.contact__form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form__group {
  margin-bottom: 16px;
}

.form__group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form__group input,
.form__group textarea,
.form__group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border-2);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font-head);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition);
  resize: none;
  appearance: none;
}

.form__group input:focus,
.form__group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(90,255,214,0.08);
}

.form__group textarea { height: 130px; }

.form__submit {
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: #000;
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 8px;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  border: none;
}
.form__submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(90,255,214,0.25);
}

.form__success {
  display: none;
  text-align: center;
  padding: 24px;
  background: rgba(90,255,214,0.05);
  border: 1px solid rgba(90,255,214,0.2);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  margin-top: 16px;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 48px var(--gutter) 32px;
}

.footer__inner {
  max-width: 1100px;
  margin: 0 auto;
}

.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.footer__brand .nav__logo {
  font-size: 1.1rem;
  margin-bottom: 12px;
}
.footer__brand p {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 280px;
}

.footer__links {
  display: flex;
  gap: 60px;
  flex-wrap: wrap;
}

.footer__col h4 {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer__col ul li {
  margin-bottom: 10px;
}
.footer__col ul li a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer__col ul li a:hover { color: var(--accent); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

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

.footer__socials {
  display: flex;
  gap: 12px;
}

.back-top {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
  cursor: pointer;
  background: none;
  border: none;
}
.back-top:hover { color: var(--accent); }
.back-top svg { width: 14px; height: 14px; }

/* ============================================
   CURSOR
   ============================================ */
.cursor {
  position: fixed;
  top: 0; left: 0;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent);
  pointer-events: none;
  z-index: 10000;
  mix-blend-mode: difference;
  transition: transform 0.15s ease, opacity 0.3s;
  transform: translate(-50%, -50%);
}

.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(90,255,214,0.5);
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.35s ease, width 0.3s, height 0.3s;
  transform: translate(-50%, -50%);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }

  .about__grid { grid-template-columns: 1fr; gap: 48px; }
  .about__visual { display: none; }

  .experience__layout { grid-template-columns: 1fr; gap: 48px; }

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

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

  .github__cta-block { padding: 32px; }

  .hero__stats { gap: 24px; }
}

@media (max-width: 600px) {
  .section-title { font-size: 2.2rem; }
  .hero__name { font-size: 3rem; }

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

  .projects__header { flex-direction: column; align-items: flex-start; }

  .footer__top { flex-direction: column; }
  .footer__links { gap: 40px; }

  .btn-resume { display: none; }

  .cursor, .cursor-ring { display: none; }
}