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

:root {
  --bg:        #0d0a10;
  --bg2:       #13101a;
  --surface:   #1a1625;
  --surface2:  #211c2f;
  --border:    rgba(255,255,255,0.07);
  --border-hi: rgba(255,255,255,0.14);
  --text:      #f0ecff;
  --muted:     #9d97b4;
  --accent:    #8C83FA;
  --accent2:   #7eb8ff;
  --accent3:   #a8e6cf;
  --radius:    14px;
  --radius-lg: 20px;
  --nav-h:     64px;
  --ease:      cubic-bezier(.22, 1, .36, 1);
  --shadow:    0 20px 60px rgba(0,0,0,0.45);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 20px);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

::selection { background: rgba(140,131,250,0.35); color: #fff; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--accent), var(--accent2));
  border-radius: 99px;
  border: 3px solid var(--bg);
}

/* ── Scroll progress bar ────────────────────────────────────────────────────── */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  z-index: 200;
  background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent3));
  box-shadow: 0 0 12px rgba(140,131,250,0.6);
  transition: width 0.1s linear;
}

/* ── Star canvas ────────────────────────────────────────────────────────────── */
#stars {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ── Nav ────────────────────────────────────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background 0.35s var(--ease), backdrop-filter 0.35s, border-color 0.35s, height 0.35s var(--ease);
}
#navbar.scrolled {
  background: rgba(13,10,16,0.72);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom-color: var(--border);
  height: 58px;
}

.nav-logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: filter 0.25s;
}
.nav-logo:hover { filter: brightness(1.3) drop-shadow(0 0 10px rgba(140,131,250,0.5)); }

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); }
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }

.nav-cta {
  display: inline-block;
  background: linear-gradient(135deg, #7c5cbf, #3d7cc9);
  border: none;
  color: #fff;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: box-shadow 0.25s, transform 0.15s;
  font-family: inherit;
  box-shadow: 0 4px 16px rgba(124,92,191,0.25);
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(124,92,191,0.5);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  padding: 0 9px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu panel */
#mobile-menu {
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  z-index: 99;
  display: flex;
  flex-direction: column;
  padding: 1rem 5vw 1.5rem;
  background: rgba(13,10,16,0.985);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
  transform-origin: top;
  animation: menu-in 0.28s var(--ease);
}
#mobile-menu[hidden] { display: none; }
#mobile-menu a {
  padding: 0.85rem 0;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  transition: color 0.2s, padding-left 0.2s;
}
#mobile-menu a:last-child { border-bottom: none; }
#mobile-menu a:hover { color: var(--text); padding-left: 6px; }
@keyframes menu-in {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: none; }
}

/* ── Sections shared ────────────────────────────────────────────────────────── */
section {
  position: relative;
  z-index: 1;
  padding: 120px 5vw 100px;
  isolation: isolate;
}

/* Ambient aurora glow behind every section */
section::before {
  content: '';
  position: absolute;
  z-index: -1;
  top: -10%;
  left: 50%;
  width: min(1000px, 120vw);
  height: 520px;
  transform: translateX(-50%);
  background:
    radial-gradient(45% 55% at 25% 40%, rgba(140,131,250,0.13), transparent 70%),
    radial-gradient(40% 50% at 78% 25%, rgba(126,184,255,0.10), transparent 70%);
  filter: blur(20px);
  pointer-events: none;
}

.section-inner { max-width: 1140px; margin: 0 auto; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;
  padding: 0.35rem 0.85rem 0.35rem 0.7rem;
  border: 1px solid rgba(140,131,250,0.28);
  border-radius: 999px;
  background: rgba(140,131,250,0.08);
}
.section-label::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px 2px rgba(140,131,250,0.7);
}

.section-title {
  font-size: clamp(2.1rem, 4.5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  background: linear-gradient(160deg, #ffffff 20%, #b9b0e8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin-bottom: 3.25rem;
}

/* ── Scroll reveal ──────────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s cubic-bezier(.22,1,.36,1), transform 0.7s cubic-bezier(.22,1,.36,1);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── Hero ───────────────────────────────────────────────────────────────────── */
#hero {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  gap: 3rem;
}

#hero::before { top: -20%; height: 780px; }

.hero-content { flex: 1; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.hero-eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent));
}

.hero-name {
  font-size: clamp(3.5rem, 9vw, 7rem);
  font-weight: 700;
  line-height: 1.0;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}
.hero-name span {
  background: linear-gradient(115deg, #c0a8ff 0%, #7eb8ff 40%, #a8e6cf 65%, #c0a8ff 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-drift 9s ease-in-out infinite;
}
@keyframes gradient-drift {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}

.hero-role {
  display: inline-block;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 1.1rem;
  letter-spacing: 0.02em;
  position: relative;
}
.hero-role::after {
  content: '';
  display: block;
  height: 2px;
  margin-top: 0.4rem;
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 2px;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 480px;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.btn-primary {
  position: relative;
  display: inline-block;
  padding: 0.85rem 1.9rem;
  background: linear-gradient(135deg, #7c5cbf, #3d7cc9);
  color: #fff;
  font-weight: 600;
  border-radius: 11px;
  font-size: 0.95rem;
  overflow: hidden;
  box-shadow: 0 6px 24px rgba(124,92,191,0.3);
  transition: transform 0.2s var(--ease), box-shadow 0.25s;
}
/* Sheen sweep */
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 35%, rgba(255,255,255,0.35) 50%, transparent 65%);
  transform: translateX(-120%);
  transition: transform 0.65s var(--ease);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 34px rgba(124,92,191,0.55);
}
.btn-primary:hover::after { transform: translateX(120%); }

.btn-ghost {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  border: 1px solid var(--border-hi);
  color: var(--text);
  font-weight: 500;
  border-radius: 11px;
  font-size: 0.95rem;
  background: rgba(255,255,255,0.02);
  backdrop-filter: blur(8px);
  transition: border-color 0.25s, transform 0.2s var(--ease), background 0.25s;
}
.btn-ghost:hover {
  border-color: var(--accent);
  background: rgba(140,131,250,0.1);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-size: 2.1rem;
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(150deg, #ffffff, #a89ff0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-num sup { font-size: 0.9rem; }
.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.2rem;
}
.stat-divider {
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, transparent, var(--border-hi), transparent);
}

/* ── Hero visual ───────────────────────────────────────────────────────────── */
.hero-visual {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-ring {
  position: relative;
  width: 280px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.avatar-ring::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(192,168,255,0.2);
  animation: spin 18s linear infinite;
}
.avatar-ring::after {
  content: '';
  position: absolute;
  inset: 20px;
  border-radius: 50%;
  border: 1px dashed rgba(126,184,255,0.2);
  animation: spin 12s linear infinite reverse;
}
@keyframes spin { to { transform: rotate(360deg); } }

.avatar-inner {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1e1635 0%, #0d0a10 100%);
  border: 2px solid rgba(192,168,255,0.25);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  box-shadow: 0 0 40px rgba(192,168,255,0.12), 0 0 80px rgba(126,184,255,0.07);
}
.avatar-inner svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.6;
}
.avatar-inner span { position: relative; z-index: 1; }

/* Electron orbit rings — visual ellipses (dimensions + rotation set by JS) */
.orbit-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  border: none;
  pointer-events: none;
}
.orbit-ring--back  { z-index: 0; clip-path: polygon(0% 0%, 100% 0%, 100% 50%, 0% 50%); }
.orbit-ring--front { z-index: 2; clip-path: polygon(0% 50%, 100% 50%, 100% 100%, 0% 100%); }
.orbit-trail {
  position: absolute;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 3;
}

/* Electron dots — position set by JS each frame */
.e-dot {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color, var(--accent));
  box-shadow: 0 0 8px 4px var(--color, var(--accent));
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* ── Scroll hint ────────────────────────────────────────────────────────────── */
.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  animation: bounce-hint 2s ease-in-out infinite;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--muted), transparent);
}
@keyframes bounce-hint {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* ── About ──────────────────────────────────────────────────────────────────── */
#about { background: var(--bg2); }

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.about-card {
  position: relative;
  background: linear-gradient(160deg, var(--surface2), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem;
  overflow: hidden;
  transition: transform 0.28s var(--ease), border-color 0.28s, box-shadow 0.28s;
}
.about-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 60% at 50% 0%, rgba(140,131,250,0.16), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.about-card:hover {
  transform: translateY(-5px);
  border-color: rgba(192,168,255,0.3);
  box-shadow: var(--shadow);
}
.about-card:hover::after { opacity: 1; }

.about-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  font-size: 1.35rem;
  margin-bottom: 0.9rem;
  border-radius: 12px;
  background: rgba(140,131,250,0.12);
  border: 1px solid rgba(140,131,250,0.2);
}
.about-card-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}
.about-card-val { font-size: 0.95rem; color: var(--text); line-height: 1.5; }
.about-card-val small { color: var(--muted); font-size: 0.85rem; }

/* ── Skills ─────────────────────────────────────────────────────────────────── */
#skills { background: var(--bg); }

.skills-block { display: flex; flex-direction: column; gap: 1.75rem; }

.skills-group {
  padding-left: 1.1rem;
  border-left: 2px solid var(--border);
  transition: border-color 0.3s;
}
.skills-group:hover { border-left-color: var(--accent); }

.skills-group-title {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.85rem;
}

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

.pill {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
  cursor: default;
}
.pill:hover {
  background: rgba(192,168,255,0.1);
  border-color: rgba(192,168,255,0.35);
  transform: translateY(-2px);
  color: var(--accent);
}

/* ── Projects ───────────────────────────────────────────────────────────────── */
#projects { background: var(--bg2); }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 1.5rem;
}

.proj-card {
  background: linear-gradient(165deg, var(--surface2), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}
/* Accent bar that draws in on hover */
.proj-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease);
}
/* Accent-tinted glow that blooms from the card's top corner */
.proj-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(70% 60% at 15% 0%, var(--accent), transparent 70%);
  opacity: 0;
  transition: opacity 0.35s;
  pointer-events: none;
  mix-blend-mode: soft-light;
}
.proj-card:hover {
  transform: translateY(-7px);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  box-shadow: var(--shadow), 0 0 0 1px color-mix(in srgb, var(--accent) 18%, transparent);
}
.proj-card:hover::before { transform: scaleX(1); }
.proj-card:hover::after  { opacity: 0.55; }

.proj-card > * { position: relative; z-index: 1; }

.proj-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.proj-icon {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
}
.proj-card:hover .proj-icon {
  transform: scale(1.08) rotate(-4deg);
  box-shadow: 0 0 22px color-mix(in srgb, var(--accent) 35%, transparent);
}

.proj-tag {
  flex: none;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.32rem 0.72rem;
  border-radius: 999px;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}

.proj-name {
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--text);
}

.proj-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.proj-chips span {
  font-size: 0.7rem;
  padding: 0.25rem 0.65rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
}

.proj-desc {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.7;
  flex: 1;
}
.proj-desc em     { color: var(--text); font-style: normal; font-weight: 600; }
.proj-desc strong { color: #cfc8ee; font-weight: 600; }

.proj-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  align-self: flex-start;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: auto;
  padding-top: 0.35rem;
  transition: gap 0.25s var(--ease), filter 0.2s;
}
.proj-link .arrow { transition: transform 0.25s var(--ease); }
.proj-link:hover { gap: 0.75rem; filter: brightness(1.25); }
.proj-link:hover .arrow { transform: translateX(3px); }

/* ── Contact ────────────────────────────────────────────────────────────────── */
#contact { background: var(--bg); }
.contact-inner { text-align: center; }
.contact-inner .section-desc { margin-left: auto; margin-right: auto; }
.contact-inner .section-label { margin-left: auto; margin-right: auto; }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  max-width: 800px;
  margin: 0 auto;
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  background: linear-gradient(160deg, var(--surface2), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.9rem 1.25rem;
  transition: transform 0.28s var(--ease), border-color 0.28s, box-shadow 0.28s;
  text-align: center;
}
.contact-card:hover {
  transform: translateY(-6px);
  border-color: rgba(192,168,255,0.35);
  box-shadow: var(--shadow);
}

.contact-card-icon {
  font-size: 1.6rem;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 0.6rem;
  border-radius: 50%;
  background: rgba(140,131,250,0.12);
  border: 1px solid rgba(140,131,250,0.22);
  transition: transform 0.28s var(--ease), box-shadow 0.28s;
}
.contact-card:hover .contact-card-icon {
  transform: scale(1.1);
  box-shadow: 0 0 24px rgba(140,131,250,0.35);
}
.contact-card-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-card-val { font-size: 0.9rem; color: var(--text); word-break: break-all; }

/* ── Footer ─────────────────────────────────────────────────────────────────── */
footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2.25rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
footer::before {
  content: '';
  position: absolute;
  top: -1px; left: 50%;
  transform: translateX(-50%);
  width: min(420px, 60%);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.replay-intro {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--accent);
  cursor: pointer;
  transition: filter 0.2s;
}
.replay-intro:hover { filter: brightness(1.3); text-decoration: underline; }

/* ── Intro ──────────────────────────────────────────────────────────────────── */
#intro { display: none; }
html.intro { overflow: hidden; scrollbar-gutter: stable; }
html.intro #intro {
  display: block;
  position: fixed;
  inset: 0;
  z-index: 1000;
  overflow: hidden;
  background-color: var(--bg);
  transition: background-color 0.9s var(--ease) 0.2s;
}
#intro.leaving { background-color: transparent; pointer-events: none; }

.intro-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
}

.intro-meta {
  position: absolute;
  left: 0; right: 0;
  top: 62%;
  padding: 0 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
  text-align: center;
  pointer-events: none;
}
.intro-meta > * {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease), letter-spacing 1.2s var(--ease);
}
.intro-meta > .show { opacity: 1; transform: none; }

.intro-role {
  font-size: clamp(0.78rem, 1.6vw, 1rem);
  font-weight: 600;
  text-transform: uppercase;
  color: var(--accent);
  letter-spacing: 0.9em;
  padding-left: 0.9em;
}
.intro-role.show { letter-spacing: 0.42em; padding-left: 0.42em; }

.intro-ticker {
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  color: var(--muted);
}
.intro-ticker-word {
  display: inline-block;
  font-weight: 600;
  background: linear-gradient(115deg, #c0a8ff, #7eb8ff 55%, #a8e6cf);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.intro-enter {
  position: relative;
  margin-top: 0.9rem;
  pointer-events: auto;
  padding: 0.85rem 1.9rem;
  border: none;
  border-radius: 11px;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, #7c5cbf, #3d7cc9);
  box-shadow: 0 6px 24px rgba(124,92,191,0.35);
  cursor: pointer;
}
.intro-enter::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid rgba(192,168,255,0.6);
  animation: enter-pulse 2.2s var(--ease) infinite;
  pointer-events: none;
}
@keyframes enter-pulse {
  0%   { opacity: 0.8; transform: scale(1); }
  100% { opacity: 0;   transform: scale(1.18, 1.45); }
}
.intro-enter .arrow { display: inline-block; transition: transform 0.25s var(--ease); }
.intro-enter:hover { box-shadow: 0 10px 34px rgba(124,92,191,0.6); }
.intro-enter:hover .arrow { transform: translateX(4px); }

.intro-skip {
  position: absolute;
  top: 18px;
  right: 5vw;
  padding: 0.45rem 1rem;
  border: 1px solid var(--border-hi);
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  font: inherit;
  font-size: 0.8rem;
  color: var(--muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.6s, color 0.2s, border-color 0.2s;
}
.intro-skip.show { opacity: 1; }
.intro-skip:hover { color: var(--text); border-color: var(--accent); }

.intro-hint {
  position: absolute;
  left: 0; right: 0;
  bottom: 26px;
  text-align: center;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0;
  transition: opacity 0.8s;
  pointer-events: none;
}
.intro-hint.show { opacity: 0.7; }

.intro-progress {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: rgba(255,255,255,0.05);
}
.intro-progress span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent3));
  box-shadow: 0 0 10px rgba(140,131,250,0.6);
}

#intro.leaving .intro-meta,
#intro.leaving .intro-skip,
#intro.leaving .intro-hint,
#intro.leaving .intro-progress {
  opacity: 0;
  filter: blur(6px);
  transition: opacity 0.35s, filter 0.35s;
}

/* Hero waits behind the intro, then staggers in as the atom lands */
html.intro .hero-content > *,
html.intro .hero-visual,
html.intro #navbar { opacity: 0; }
html.intro .hero-content > * { transform: translateY(26px); }
html.intro #navbar { transform: translateY(-14px); }

html.intro.intro-leaving .hero-content > *,
html.intro.intro-leaving #navbar {
  opacity: 1;
  transform: none;
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
html.intro.intro-leaving .hero-content > :nth-child(1) { transition-delay: 0.35s; }
html.intro.intro-leaving .hero-content > :nth-child(2) { transition-delay: 0.43s; }
html.intro.intro-leaving .hero-content > :nth-child(3) { transition-delay: 0.51s; }
html.intro.intro-leaving .hero-content > :nth-child(4) { transition-delay: 0.59s; }
html.intro.intro-leaving .hero-content > :nth-child(5) { transition-delay: 0.67s; }
html.intro.intro-leaving .hero-content > :nth-child(6) { transition-delay: 0.75s; }
html.intro.intro-leaving #navbar { transition-delay: 0.55s; }
html.intro.intro-leaving .hero-visual { opacity: 1; transition: opacity 0.45s ease 0.8s; }

/* ── Responsive ─────────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-cta   { display: none; }
  .nav-toggle { display: flex; }
}

@media (max-width: 768px) {
  section { padding: 90px 6vw 70px; }
  #hero { flex-direction: column; text-align: center; padding-top: calc(var(--nav-h) + 2rem); }
  .hero-sub, .section-desc { max-width: 100%; }
  .hero-eyebrow { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; gap: 1.1rem; }
  .hero-role::after { background: linear-gradient(90deg, transparent, var(--accent), transparent); }
  .hero-visual { order: -1; }
  .avatar-ring { width: 200px; height: 200px; }
  .avatar-inner { width: 120px; height: 120px; font-size: 1.6rem; }
  .projects-grid { grid-template-columns: 1fr; }
  .stat-num { font-size: 1.7rem; }
  .contact-card-val { word-break: break-word; }
}

@media (max-width: 400px) {
  .hero-actions .btn-primary,
  .hero-actions .btn-ghost { flex: 1 1 100%; text-align: center; }
}

/* ── Reduced motion ─────────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}