/* ─── TOKENS ─────────────────────────────────────────────── */
:root {
  scroll-padding-top: 72px;
  --bg-base:    #00000d;
  --bg-card:    #0d0d14;
  --border:     #1e1e2a;
  --border-hi:  #2e2e3d;
  --text:       #f4f4f4;
  --text-muted: #9999aa;
  --text-dim:   #7a7a8e;
  --pink:       #ff2d8d;
  --pink-dim:   #cc1a6a;
  --green:      #7cff6b;
  --green-dim:  #4acc3a;
  --purple:     #cc88ff;
  --orange:     #ffaa44;
  --radius:     10px;
  --radius-sm:  6px;
  --shadow:     0 8px 40px rgba(0,0,0,.7);
}

/* ─── RESET ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg-base);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--pink); text-decoration: none; transition: color .2s; }
a:hover { color: #fff; }

/* ─── NAV ────────────────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(0,0,13,.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(16px, 5vw, 80px);
}
.nav-brand img { display: block; }
.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  font-size: .88rem;
  font-weight: 500;
  align-items: center;
}
.nav-links a { color: var(--text-muted); }
.nav-links a:hover { color: var(--text); }
.nav-links a.nav-active {
  color: var(--text);
  position: relative;
}
.nav-links a.nav-active::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--pink), var(--green));
  border-radius: 2px;
}
#mobile-menu a.nav-active { color: var(--pink); }
.nav-cta {
  background: var(--pink-dim);
  color: #fff !important;
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  font-size: .82rem;
  font-weight: 600;
  transition: background .2s;
}
.nav-cta:hover { background: var(--pink) !important; color: #fff !important; }

/* hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
  z-index: 200;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all .3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* mobile menu */
#mobile-menu {
  display: none;
  position: fixed;
  top: 60px; left: 0; right: 0;
  background: rgba(0,0,13,.97);
  border-bottom: 1px solid var(--border);
  z-index: 99;
  flex-direction: column;
  padding: 20px clamp(16px, 5vw, 40px);
  gap: 4px;
}
#mobile-menu.open { display: flex; }
#mobile-menu a {
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 500;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
#mobile-menu a:last-child { border-bottom: none; }
#mobile-menu a:hover { color: var(--pink); }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
}

/* ─── SECTIONS ───────────────────────────────────────────── */
section {
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(60px,10vw,100px) clamp(16px,5vw,40px);
}
.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: .78rem;
  color: var(--green);
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.2;
}
.section-divider {
  height: 2px;
  width: 50px;
  background: linear-gradient(90deg, var(--pink), var(--green));
  border-radius: 2px;
  margin-bottom: 48px;
}

/* ─── HERO ───────────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}
#hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(255,45,141,.20) 0%, transparent 65%);
  pointer-events: none;
}
#hero::after {
  content: '';
  position: absolute;
  bottom: -100px; left: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(124,255,107,.15) 0%, transparent 65%);
  pointer-events: none;
}

/* ─── ALTERNATING BANDS ─────────────────────────────────── */
.bg-band {
  background: var(--bg-card);
  width: 100%;
  position: relative;
  overflow: hidden;
}

/* ─── SECTION CORNER GLOWS ───────────────────────────────── */
#projects, #contact {
  position: relative;
  overflow: hidden;
}
#band-about::before {
  content: '';
  position: absolute;
  top: -160px; left: -160px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(124,255,107,.10) 0%, transparent 65%);
  pointer-events: none;
}
#skills {
  position: relative;
  overflow: hidden;
}
#skills::before {
  content: '';
  position: absolute;
  bottom: -160px; right: -160px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(255,45,141,.20) 0%, transparent 65%);
  pointer-events: none;
}
#band-credentials::before {
  content: '';
  position: absolute;
  top: -160px; right: -160px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(255,45,141,.10) 0%, transparent 65%);
  pointer-events: none;
}
#projects::before {
  content: '';
  position: absolute;
  bottom: -160px; left: -160px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(124,255,107,.18) 0%, transparent 65%);
  pointer-events: none;
}
#band-education::before {
  content: '';
  position: absolute;
  bottom: -160px; right: -160px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(124,255,107,.10) 0%, transparent 65%);
  pointer-events: none;
}
#band-experience::before {
  content: '';
  position: absolute;
  top: -160px; right: -160px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(255,45,141,.10) 0%, transparent 65%);
  pointer-events: none;
}
#contact::before {
  content: '';
  position: absolute;
  top: -180px; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(124,255,107,.18) 0%, transparent 60%);
  pointer-events: none;
}

.hero-layout {
  display: flex;
  align-items: center;
  gap: 56px;
}
.hero-text { flex: 1; }

/* avatar */
.hero-avatar {
  flex-shrink: 0;
  width: 200px; height: 200px;
  border-radius: 50%;
  border: 3px solid var(--pink);
  overflow: hidden;
  position: relative;
  box-shadow: 0 0 40px rgba(255,45,141,.3);
}
.hero-avatar img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center top;
}
.hero-avatar::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, transparent 52%, rgba(0,0,13,.72) 82%);
  pointer-events: none;
}
.hero-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: .88rem;
  color: var(--green);
  margin-bottom: 12px;
}
.hero-eyebrow::before { content: '// '; opacity: .5; }
.hero-name {
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.03em;
  background: linear-gradient(90deg, #ffffff 0%, var(--pink) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
}
.hero-title {
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 18px;
}
.hero-title strong { color: var(--pink); font-weight: 600; }
#tw-cursor { animation: blink .7s step-end infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }
.hero-bio {
  max-width: 560px;
  font-size: .97rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 28px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
  font-size: .83rem;
  color: var(--text-dim);
}
.hero-meta span { display: flex; align-items: center; gap: 6px; }
.hero-meta .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; transform:scale(1); }
  50%      { opacity:.5; transform:scale(1.4); }
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }

@media (max-width: 680px) {
  .hero-layout { flex-direction: column-reverse; gap: 32px; align-items: flex-start; }
  .hero-avatar { width: 120px; height: 120px; }
}

/* ─── BUTTONS ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: .88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s;
  border: none;
  line-height: 1;
}
.btn-primary { background: var(--pink-dim); color: #fff; }
.btn-primary:hover { background: var(--pink); color: #fff; }
.btn-green { background: transparent; color: var(--green); border: 1px solid var(--green-dim); }
.btn-green:hover { background: rgba(124,255,107,.1); color: var(--green); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border-hi); }
.btn-outline:hover { border-color: var(--pink); color: var(--pink); background: rgba(255,45,141,.06); }

/* ─── ABOUT ──────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 680px) { .about-grid { grid-template-columns: 1fr; } }
.about-text p { color: var(--text-muted); line-height: 1.8; margin-bottom: 16px; }
.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}
.about-card h3 {
  font-size: .75rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--green);
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.stat-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.stat-item:last-child { border-bottom: none; }
.stat-label { font-size: .83rem; color: var(--text-muted); }
.stat-value { font-size: .83rem; font-weight: 600; color: var(--text); }
.tag-pink   { color: var(--pink); }
.tag-green  { color: var(--green); }
.tag-orange { color: var(--orange); }

/* ─── SKILLS ─────────────────────────────────────────────── */
#skills { background: var(--bg-base); }
#skills > .inner { max-width: 1100px; margin: 0 auto; padding: clamp(60px,10vw,100px) clamp(16px,5vw,40px); }
.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 20px; }
@media (max-width: 680px) { .skills-legend { width: 100% !important; gap: 14px !important; } }
.skill-group {
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color .2s, transform .2s;
}
.skill-group:hover { border-color: var(--border-hi); transform: translateY(-2px); }
.skill-group-title {
  font-size: .73rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-dim);
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
  padding: 3px 10px;
  border-radius: 20px;
  font-size: .76rem;
  font-weight: 500;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all .15s;
}
.badge:hover { border-color: var(--pink); color: var(--pink); background: rgba(255,45,141,.08); }
.badge.hi    { border-color: var(--pink-dim); color: var(--pink); background: rgba(255,45,141,.1); }
.badge.green { border-color: var(--green-dim); color: var(--green); background: rgba(124,255,107,.1); }
.badge.purple{ border-color: #6e40c9; color: var(--purple); background: rgba(110,64,201,.12); }
.badge.orange{ border-color: #9e6a03; color: var(--orange); background: rgba(255,170,68,.1); }

/* ─── PROJECTS ───────────────────────────────────────────── */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); gap: 22px; }
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: border-color .2s, transform .2s, box-shadow .2s;
  position: relative;
  overflow: hidden;
}
.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--pink), var(--green));
  opacity: 0;
  transition: opacity .2s;
}
.project-card:hover { border-color: var(--border-hi); transform: translateY(-3px); box-shadow: var(--shadow); }
.project-card:hover::before { opacity: 1; }
.project-card.featured { border-color: rgba(255,45,141,.35); background: linear-gradient(135deg, var(--bg-card) 0%, rgba(255,45,141,.05) 100%); }
.project-card.featured::before { opacity: 1; }
.project-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 10px; }
.project-icon { font-size: 1.4rem; }
.project-badge-featured {
  font-size: .67rem; padding: 3px 8px;
  background: rgba(255,45,141,.15); border: 1px solid var(--pink-dim);
  border-radius: 12px; color: var(--pink); font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
}
.project-badge-wip {
  font-size: .67rem; padding: 3px 8px;
  background: rgba(255,170,68,.15); border: 1px solid var(--orange);
  border-radius: 12px; color: var(--orange); font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
}
.project-name { font-size: 1rem; font-weight: 700; color: var(--text); margin-bottom: 3px; }
.project-org { font-size: .78rem; color: var(--text-dim); margin-bottom: 10px; }
.project-desc { font-size: .855rem; color: var(--text-muted); line-height: 1.7; flex: 1; margin-bottom: 16px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-top: auto; }
.project-tag {
  font-size: .7rem; font-family: 'JetBrains Mono', monospace;
  padding: 2px 7px; background: var(--bg-base);
  border: 1px solid var(--border); border-radius: 4px; color: var(--text-dim);
}

/* ─── EXPERIENCE ─────────────────────────────────────────── */
.timeline { position: relative; padding-left: 32px; margin-bottom: 64px; }
.timeline::before {
  content: ''; position: absolute; left: 0; top: 8px; bottom: 0;
  width: 2px; background: linear-gradient(180deg, var(--pink), var(--green), transparent);
  border-radius: 2px;
}
.timeline-item { position: relative; margin-bottom: 40px; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-dot {
  position: absolute; left: -38px; top: 6px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--pink-dim); border: 2px solid var(--pink);
  box-shadow: 0 0 12px rgba(255,45,141,.4);
}
.timeline-dot.current {
  background: var(--green-dim); border-color: var(--green);
  box-shadow: 0 0 12px rgba(124,255,107,.5);
  animation: pulse 2s infinite;
}
.timeline-period { font-family: 'JetBrains Mono', monospace; font-size: .74rem; color: var(--text-dim); margin-bottom: 3px; }
.timeline-role { font-size: 1.03rem; font-weight: 700; color: var(--text); margin-bottom: 2px; }
.timeline-company { font-size: .87rem; color: var(--pink); font-weight: 500; margin-bottom: 3px; }
.timeline-location { font-size: .78rem; color: var(--text-dim); margin-bottom: 10px; }
.timeline-bullets { list-style: none; display: flex; flex-direction: column; gap: 5px; }
.timeline-bullets li {
  font-size: .85rem; color: var(--text-muted); line-height: 1.65;
  padding-left: 16px; position: relative;
}
.timeline-bullets li::before { content: '▸'; position: absolute; left: 0; color: var(--green); font-size: .68rem; top: 4px; }
.timeline-stack { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 5px; }

/* ─── CERTIFICATIONS ─────────────────────────────────────── */
.certs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; margin-bottom: 52px; }
.cert-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px;
  display: flex; gap: 12px; align-items: flex-start;
  transition: border-color .2s;
}
.cert-card:hover { border-color: var(--border-hi); }
.cert-icon { font-size: 1.5rem; flex-shrink: 0; margin-top: 2px; }
.cert-name { font-size: .88rem; font-weight: 600; color: var(--text); margin-bottom: 2px; }
.cert-issuer { font-size: .76rem; color: var(--text-dim); margin-bottom: 5px; }
.cert-link { font-size: .73rem; font-family: 'JetBrains Mono', monospace; color: var(--pink); }
.cert-wip { font-size: .7rem; padding: 2px 8px; background: rgba(255,170,68,.12); border: 1px solid var(--orange); border-radius: 10px; color: var(--orange); font-weight: 600; display: inline-block; }

/* ─── CV DOWNLOAD ────────────────────────────────────────── */
.cv-block {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.cv-block-text h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 5px; }
.cv-block-text p { font-size: .86rem; color: var(--text-muted); }
.cv-actions { display: flex; gap: 10px; flex-wrap: wrap; }
@media (max-width: 680px) {
  .cv-block { flex-direction: column; align-items: stretch; }
  .cv-actions { width: 100%; flex-direction: column; }
  .cv-actions .btn { width: 100%; justify-content: center; }
}

/* ─── COPY TOOLTIP ──────────────────────────────────────── */
#copy-email-btn {
  position: relative;
  -webkit-tap-highlight-color: transparent;
}
#copy-email-btn:active, #copy-email-btn:focus { color: inherit; outline: none; }
#copy-tooltip {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--green);
  color: #000;
  font-size: .72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity .15s, transform .15s;
}
#copy-tooltip::after {
  content: '';
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%);
  border: 4px solid transparent;
  border-top-color: var(--green);
}
#copy-tooltip.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ─── CONTACT ────────────────────────────────────────────── */
#contact { text-align: center; }
.contact-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.contact-link {
  display: flex; align-items: center; gap: 8px;
  padding: 11px 20px; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-muted); font-size: .88rem; font-weight: 500;
  transition: all .2s;
}
.contact-link:hover { border-color: var(--pink); color: var(--pink); background: rgba(255,45,141,.06); }

/* ─── SCROLL PROGRESS ───────────────────────────────────── */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--pink), var(--green));
  z-index: 200;
  transition: width .05s linear;
  pointer-events: none;
}

/* ─── BACK TO TOP ───────────────────────────────────────── */
#back-to-top {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-hi);
  color: var(--text-muted);
  font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  opacity: 0; pointer-events: none;
  transform: translateY(10px);
  transition: opacity .3s, transform .3s, border-color .2s, color .2s;
  z-index: 90;
}
#back-to-top.visible {
  opacity: 1; pointer-events: auto;
  transform: translateY(0);
}
#back-to-top:hover { border-color: var(--pink); color: var(--pink); }

/* ─── FOOTER ─────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border); text-align: center;
  padding: 26px 16px; font-size: .78rem; color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
}
footer span { color: var(--green); }

/* ─── SCROLL ANIMATION ───────────────────────────────────── */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity .5s ease, transform .5s ease; }
.fade-in.visible { opacity: 1; transform: none; }

/* ─── PRINT ──────────────────────────────────────────────── */
@media print {
  *, *::before, *::after { background: transparent !important; color: #000 !important; box-shadow: none !important; text-shadow: none !important; }
  body { background: #fff !important; font-size: 11pt; }
  #nav, #mobile-menu, #scroll-progress, #back-to-top, footer { display: none !important; }
  main { padding-top: 0 !important; }
  section { padding: 16pt 0 !important; max-width: 100% !important; page-break-inside: avoid; }
  .bg-band { background: #fff !important; }
  .hero-avatar { border: 1px solid #ccc !important; box-shadow: none !important; }
  .badge, .project-tag { border: 1px solid #ccc !important; color: #333 !important; background: #f5f5f5 !important; }
  .hero-name { -webkit-text-fill-color: #000 !important; background: none !important; }
  a[href]::after { content: " (" attr(href) ")"; font-size: 8pt; color: #555; }
  a[href^="#"]::after, a[href^="mailto"]::after { content: ""; }
}