:root {
  --text: #f7f8fc;
  --muted: rgba(247, 248, 252, 0.72);
  --accent: #f2f7ff;
  --panel: rgba(255,255,255,0.05);
  --panel-border: rgba(255,255,255,0.12);
}

* { box-sizing: border-box; }
html, body { margin: 0; }

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: #05060f;
  min-height: 100vh;
}

/* Fixed abstract background */
.bg-layer {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(ellipse 110% 70% at -5% 5%,  rgba(37, 99, 235, 0.28) 0%, transparent 55%),
    radial-gradient(ellipse 80%  65% at 105% 8%,  rgba(124, 58, 237, 0.22) 0%, transparent 52%),
    radial-gradient(ellipse 90%  75% at 75% 105%, rgba(6, 148, 162, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse 55%  55% at 8%  92%,  rgba(99, 102, 241, 0.14) 0%, transparent 50%),
    radial-gradient(ellipse 60%  50% at 50% 48%,  rgba(15, 23, 66, 0.55)  0%, transparent 70%),
    #05060f;
}

/* Subtle dot-grid texture */
.bg-layer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 36px 36px;
  z-index: 1;
}

/* Wavy abstract shapes */
.stars {
  position: absolute;
  inset: 0;
  background: none;
  z-index: 2;
}

.stars::before {
  content: "";
  position: absolute;
  left: -8%;
  top: 18%;
  width: 55vw;
  height: 55vw;
  border-radius: 40% 60% 55% 45% / 50% 45% 55% 50%;
  background: linear-gradient(135deg, rgba(37,99,235,.13), rgba(99,102,241,.08));
  filter: blur(48px);
  transform: rotate(-18deg);
}

.stars::after {
  content: "";
  position: absolute;
  right: -6%;
  top: 28%;
  width: 45vw;
  height: 45vw;
  border-radius: 55% 45% 40% 60% / 45% 55% 50% 50%;
  background: linear-gradient(135deg, rgba(124,58,237,.12), rgba(6,148,162,.08));
  filter: blur(56px);
  transform: rotate(22deg);
}

/* Wave strip at bottom */
.mountains {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 38vh;
  background: linear-gradient(180deg, transparent 0%, rgba(20,30,80,.18) 40%, rgba(10,15,50,.55) 100%);
  clip-path: polygon(
    0 100%, 0 44%,
    4% 38%, 8% 32%, 13% 28%, 18% 26%, 24% 28%, 30% 34%, 36% 38%,
    41% 34%, 47% 26%, 53% 20%, 58% 18%, 63% 20%, 68% 26%, 73% 32%,
    78% 28%, 83% 22%, 88% 20%, 93% 24%, 97% 30%, 100% 28%,
    100% 100%
  );
  z-index: 2;
  content: "";
}

.mountains::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 26vh;
  background: linear-gradient(180deg, transparent 0%, rgba(10,15,50,.35) 50%, rgba(5,6,15,.7) 100%);
  clip-path: polygon(
    0 100%, 0 56%,
    5% 48%, 10% 40%, 16% 34%, 22% 30%, 28% 32%, 34% 38%, 40% 44%,
    46% 38%, 52% 28%, 57% 22%, 62% 20%, 67% 22%, 72% 30%, 77% 36%,
    82% 30%, 87% 24%, 92% 22%, 96% 28%, 100% 32%,
    100% 100%
  );
}

.mountains::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 16vh;
  background: rgba(5,6,15,.65);
  clip-path: polygon(
    0 100%, 0 70%,
    6% 58%, 12% 48%, 18% 40%, 24% 36%, 30% 40%, 36% 50%, 42% 56%,
    48% 48%, 54% 36%, 60% 28%, 65% 26%, 70% 30%, 75% 38%, 80% 44%,
    86% 36%, 91% 28%, 96% 32%, 100% 38%,
    100% 100%
  );
}

/* Hide unused elements */
.sun,
body.day .sun { display: none; }

#star-canvas,
body.day #star-canvas { display: none; }

/* Navigation */
.nav {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 200;
}

.nav-toggle {
  width: 44px;
  height: 44px;
  padding: 0;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 12px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  backdrop-filter: blur(8px);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: rgba(247,248,252,.88);
  border-radius: 999px;
  transition: transform .22s ease, opacity .2s ease;
  transform-origin: center;
}

.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; transform: scaleX(0); }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 160px;
  background: rgba(255,255,255,.07);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 14px;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity .18s ease, transform .18s ease;
}

.nav-menu.open { opacity: 1; pointer-events: all; transform: translateY(0); }

.nav-link {
  display: block;
  padding: 10px 14px;
  color: rgba(247,248,252,.82);
  text-decoration: none;
  font-size: 14px;
  border-radius: 8px;
  letter-spacing: .02em;
  transition: background .14s, color .14s;
}

.nav-link:hover  { background: rgba(255,255,255,.1); color: #fff; }
.nav-link.active { background: rgba(255,255,255,.12); color: #fff; }

/* Theme toggle */
.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 200;
  width: 44px;
  height: 44px;
  padding: 0;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
  color: rgba(247,248,252,.88);
  transition: background .15s, border-color .15s, color .15s;
}

.theme-toggle:hover { background: rgba(255,255,255,.14); border-color: rgba(255,255,255,.25); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: block; }

body.light .theme-toggle { background: rgba(15,23,42,.07); border-color: rgba(15,23,42,.15); color: rgba(15,23,42,.75); }
body.light .theme-toggle:hover { background: rgba(15,23,42,.13); }
body.light .theme-toggle .icon-sun  { display: block; }
body.light .theme-toggle .icon-moon { display: none; }

/* ── Light mode ─────────────────────────────────── */
body.light {
  --text: #0f172a;
  --muted: rgba(15,23,42,0.62);
  --accent: #312e81;
  --panel: rgba(255,255,255,0.72);
  --panel-border: rgba(15,23,42,0.1);
  background: #eef2ff;
}

body.light .bg-layer {
  background:
    radial-gradient(ellipse 110% 70% at -5% 5%,  rgba(147,197,253,.42) 0%, transparent 55%),
    radial-gradient(ellipse 80%  65% at 105% 8%,  rgba(196,181,253,.36) 0%, transparent 52%),
    radial-gradient(ellipse 90%  75% at 75% 105%, rgba(110,231,183,.26) 0%, transparent 55%),
    radial-gradient(ellipse 55%  55% at 8%  92%,  rgba(199,210,254,.30) 0%, transparent 50%),
    radial-gradient(ellipse 60%  50% at 50% 48%,  rgba(224,231,255,.55) 0%, transparent 70%),
    #eef2ff;
}

body.light .bg-layer::before {
  background-image: radial-gradient(circle, rgba(15,23,42,.055) 1px, transparent 1px);
}

body.light .stars::before {
  background: linear-gradient(135deg, rgba(99,102,241,.14), rgba(147,197,253,.09));
}

body.light .stars::after {
  background: linear-gradient(135deg, rgba(167,139,250,.12), rgba(52,211,153,.08));
}

body.light .mountains {
  background: linear-gradient(180deg, transparent 0%, rgba(167,139,250,.20) 40%, rgba(139,92,246,.38) 100%);
}

body.light .mountains::before {
  background: linear-gradient(180deg, transparent 0%, rgba(167,139,250,.16) 50%, rgba(139,92,246,.28) 100%);
}

body.light .mountains::after {
  background: rgba(224,231,255,.60);
}

body.light .nav-toggle { background: rgba(15,23,42,.07); border-color: rgba(15,23,42,.15); }
body.light .nav-toggle span { background: rgba(15,23,42,.78); }
body.light .nav-menu { background: rgba(255,255,255,.88); border-color: rgba(15,23,42,.12); backdrop-filter: blur(14px); }
body.light .nav-link { color: rgba(15,23,42,.72); }
body.light .nav-link:hover  { background: rgba(15,23,42,.06); color: #0f172a; }
body.light .nav-link.active { background: rgba(15,23,42,.08); color: #0f172a; }

body.light .section { box-shadow: 0 12px 48px rgba(15,23,42,.08); }

body.light .pill { background: rgba(15,23,42,.06); border-color: rgba(15,23,42,.12); color: rgba(15,23,42,.78); }
body.light .pill.placeholder { color: rgba(15,23,42,.35); }

body.light .skill-label { color: rgba(15,23,42,.5); }
body.light .section h2    { color: rgba(15,23,42,.5); }

body.light .tl-entry { border-left-color: rgba(15,23,42,.15); }
body.light .tl-entry::before { background: rgba(15,23,42,.28); }
body.light .tl-org  { color: var(--text); }
body.light .tl-role { color: var(--muted); }
body.light .tl-date { color: rgba(15,23,42,.38); }

body.light .exp-company-header { border-bottom-color: rgba(15,23,42,.1); }
body.light .exp-projects { border-left-color: rgba(15,23,42,.15); }
body.light .exp-project::before { background: rgba(99,102,241,.65); border-color: rgba(99,102,241,.22); box-shadow: 0 0 8px rgba(99,102,241,.2); }
body.light .exp-project-name { color: var(--text); }
body.light .exp-project .tl-role { color: rgba(15,23,42,.42); }
body.light .exp-badge--current { background: rgba(99,102,241,.1); border-color: rgba(99,102,241,.28); color: rgba(67,56,202,.9); }

body.light .tl-desc-list li { color: var(--muted); }
body.light .tl-desc-list li::before { background: rgba(99,102,241,.45); }

body.light .contact-link { color: rgba(15,23,42,.72); }
body.light .contact-link:hover { color: #0f172a; }
body.light .contact-link .icon { background: rgba(15,23,42,.06); border-color: rgba(15,23,42,.12); }

body.light .hero-link { color: var(--accent); background: rgba(15,23,42,.05); border-color: rgba(15,23,42,.14); }
body.light .hero-link:hover { background: rgba(15,23,42,.1); border-color: rgba(15,23,42,.22); }
body.light .scroll-hint { color: rgba(15,23,42,.5); }
body.light .scroll-hint::after { background: linear-gradient(180deg, rgba(15,23,42,.4), transparent); }
body.light .placeholder { color: rgba(15,23,42,.32); }

/* Content */
.content {
  position: relative;
  z-index: 10;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px 32vh;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 0 60px;
  gap: 0;
}

.avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  box-shadow: 0 8px 32px rgba(0,0,0,.35);
  overflow: hidden;
}

.avatar svg { width: 56px; height: 56px; opacity: .55; }
.avatar img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; }

.hero h1 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.1;
  text-shadow: 0 4px 24px rgba(0,0,0,.55);
}

.hero-title {
  margin: 0 0 14px;
  font-size: clamp(.95rem, 2vw, 1.2rem);
  color: var(--muted);
  letter-spacing: .04em;
}

.hero-tagline {
  margin: 0 0 32px;
  font-size: clamp(.9rem, 1.8vw, 1.05rem);
  color: var(--muted);
  max-width: 36ch;
  line-height: 1.6;
}

.hero-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: .88rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.16);
  text-decoration: none;
  transition: background .15s, border-color .15s;
}

.hero-link:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.28);
}

.scroll-hint {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  opacity: .6;
}

.scroll-hint::after {
  content: "";
  display: block;
  width: 1px;
  height: 36px;
  background: linear-gradient(180deg, rgba(247,248,252,.5), transparent);
}

/* Section cards */
.section {
  margin-bottom: 20px;
  padding: 32px 28px;
  border: 1px solid var(--panel-border);
  background: var(--panel);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  box-shadow: 0 12px 48px rgba(0,0,0,.35);
}


.section h2 {
  margin: 0 0 20px;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Placeholder text style */
.placeholder {
  color: rgba(247,248,252,.38);
  font-style: italic;
}

p { margin: 0 0 14px; line-height: 1.75; }
p:last-child { margin-bottom: 0; }

/* Skills */
.skill-group { margin-bottom: 18px; }
.skill-group:last-child { margin-bottom: 0; }

.skill-label {
  display: block;
  font-size: .75rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

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

.pill {
  padding: 5px 13px;
  border-radius: 999px;
  font-size: .82rem;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(247,248,252,.82);
}

.pill.placeholder {
  opacity: .45;
  font-style: italic;
  border-style: dashed;
}

/* Company + nested projects */
.exp-company-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,.1);
  margin-bottom: 24px;
}

.exp-company-header .tl-org { font-size: 1.1rem; }
.exp-company-header .tl-date { white-space: nowrap; }

.exp-projects {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding-left: 20px;
  border-left: 2px solid rgba(255,255,255,.1);
}

.exp-project {
  position: relative;
  padding-bottom: 28px;
}

.exp-project:last-child { padding-bottom: 0; }

.exp-project::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 7px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(99,102,241,.8);
  border: 2px solid rgba(99,102,241,.3);
  box-shadow: 0 0 8px rgba(99,102,241,.4);
}

.exp-project-header {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.exp-project-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  letter-spacing: .01em;
}

.exp-badge {
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 999px;
}

.exp-badge--current {
  background: rgba(99,102,241,.18);
  border: 1px solid rgba(99,102,241,.35);
  color: rgba(165,170,255,.9);
}

.exp-project-header .tl-date {
  margin-left: auto;
  white-space: nowrap;
}

.exp-project .tl-role {
  display: block;
  font-size: .82rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(247,248,252,.45);
  margin-bottom: 10px;
}

/* Timeline */
.timeline { display: flex; flex-direction: column; gap: 28px; }

.tl-entry {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding-left: 20px;
  border-left: 2px solid rgba(255,255,255,.12);
  position: relative;
}

.tl-entry::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.35);
}

.tl-org {
  font-weight: 600;
  font-size: .98rem;
  color: var(--text);
}

.tl-role {
  font-size: .88rem;
  color: var(--muted);
}

.tl-date {
  font-size: .78rem;
  letter-spacing: .06em;
  color: rgba(247,248,252,.4);
  margin-bottom: 6px;
}

.tl-desc {
  font-size: .88rem;
  color: var(--muted);
  line-height: 1.65;
  margin: 0;
}

.tl-desc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tl-desc-list li {
  position: relative;
  padding-left: 16px;
  font-size: .88rem;
  color: var(--muted);
  line-height: 1.65;
}

.tl-desc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .65em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(99,102,241,.6);
}

/* Contact */
.contact-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(247,248,252,.78);
  text-decoration: none;
  font-size: .95rem;
  transition: color .14s;
}

.contact-link:hover { color: #fff; }

.contact-link .icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-link .icon svg { width: 16px; height: 16px; }

/* Scroll animations */
.anim-item {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s cubic-bezier(.22,.68,0,1.2), transform .6s cubic-bezier(.22,.68,0,1.2);
  transition-delay: var(--anim-delay, 0ms);
}

.anim-item.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .anim-item { transition: none; opacity: 1; transform: none; }
}

@media (max-width: 640px) {
  .content { padding: 0 16px 32vh; }
  .section  { padding: 24px 18px; border-radius: 16px; }
  .hero h1  { font-size: 2rem; }
}