/* ── Design tokens ── */
:root {
  --bg: oklch(0.16 0.025 260);
  --bg-2: oklch(0.20 0.03 260);
  --surface: oklch(0.23 0.035 260);
  --surface-2: oklch(0.27 0.04 260);
  --border: oklch(0.32 0.04 260);
  --border-soft: oklch(0.28 0.035 260);
  --text: oklch(0.96 0.01 260);
  --text-2: oklch(0.78 0.02 260);
  --muted: oklch(0.58 0.025 260);
  --accent: oklch(0.82 0.13 200);
  --accent-2: oklch(0.72 0.18 295);
  --accent-3: oklch(0.78 0.16 150);
  --glow: oklch(0.82 0.13 200 / 0.35);
  --glow-2: oklch(0.72 0.18 295 / 0.30);
  --radius: 14px;
  --radius-lg: 22px;
}
html[data-theme="light"] {
  --bg: oklch(0.98 0.008 80);
  --bg-2: oklch(0.95 0.012 80);
  --surface: oklch(0.99 0.005 80);
  --surface-2: oklch(0.96 0.01 80);
  --border: oklch(0.86 0.015 80);
  --border-soft: oklch(0.91 0.012 80);
  --text: oklch(0.22 0.02 260);
  --text-2: oklch(0.38 0.025 260);
  --muted: oklch(0.52 0.02 260);
  --accent: oklch(0.55 0.16 220);
  --accent-2: oklch(0.52 0.22 295);
  --accent-3: oklch(0.55 0.16 160);
  --glow: oklch(0.55 0.16 220 / 0.20);
  --glow-2: oklch(0.52 0.22 295 / 0.18);
}

/* ── Reset & base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  cursor: none;
  transition: background 0.5s ease, color 0.5s ease;
}
@@media (max-width: 720px) {
  body { cursor: auto; }
  .cursor-dot, .cursor-ring { display: none !important; }
}
a { color: inherit; text-decoration: none; }
::selection { background: var(--accent); color: var(--bg); }

/* ── Background FX ── */
.bg-fx {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
}
.bg-fx::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(60% 50% at 15% 10%, var(--glow), transparent 60%),
    radial-gradient(50% 40% at 85% 80%, var(--glow-2), transparent 60%);
  opacity: 0.9;
}
.bg-fx::after {
  content: "";
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.06 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  opacity: 0.5;
  mix-blend-mode: overlay;
}
.grid-lines {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(to right, var(--border-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border-soft) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.18;
  mask-image: radial-gradient(80% 60% at 50% 30%, black, transparent 80%);
}

/* ── Custom cursor ── */
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 9999;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.18s ease, height 0.18s ease, background 0.2s ease, border-color 0.2s ease;
  mix-blend-mode: difference;
}
.cursor-dot { width: 6px; height: 6px; background: #fff; }
.cursor-ring { width: 36px; height: 36px; border: 1px solid rgba(255,255,255,0.6); }
.cursor-ring.hovering {
  width: 64px; height: 64px;
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.9);
}
.cursor-ring.clicking { transform: translate(-50%,-50%) scale(0.85) !important; }

/* ── Layout ── */
.pf-wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 56px);
  position: relative;
  z-index: 1;
}

/* ── Nav ── */
nav.pf-nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: color-mix(in oklab, var(--bg) 70%, transparent);
  border-bottom: 1px solid var(--border-soft);
}
nav.pf-nav .inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0;
}
.pf-brand {
  display: flex; align-items: center; gap: 12px;
  font-family: "JetBrains Mono", monospace;
  font-size: 13px; letter-spacing: 0.04em;
  color: var(--text-2);
}
.pf-brand .mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center;
  color: var(--bg); font-weight: 700;
  font-family: "Space Grotesk", sans-serif;
  box-shadow: 0 0 24px var(--glow);
}
.pf-brand b { color: var(--text); font-weight: 600; }
.pf-nav-links {
  display: flex; gap: 28px; align-items: center;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px; letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-2);
}
.pf-nav-links a { position: relative; transition: color 0.2s; }
.pf-nav-links a:hover { color: var(--text); }
.pf-nav-links a::before {
  content: "→ "; opacity: 0; transition: opacity 0.2s, transform 0.2s;
  display: inline-block; transform: translateX(-4px); color: var(--accent);
}
.pf-nav-links a:hover::before { opacity: 1; transform: translateX(0); }
@@media (max-width: 720px) { .pf-nav-links { display: none; } }
.theme-btn {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); display: grid; place-items: center;
  cursor: none; transition: all 0.25s;
}
.theme-btn:hover { background: var(--surface-2); border-color: var(--accent); }
@@media (max-width: 720px) { .theme-btn { cursor: pointer; } }

/* ── Hero ── */
.pf-hero { padding: 110px 0 140px; position: relative; z-index: 1; }
.hero-status {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 14px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  font-family: "JetBrains Mono", monospace; font-size: 12px;
  color: var(--text-2); margin-bottom: 32px;
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-3);
  animation: pf-pulse 2s infinite;
}
@@keyframes pf-pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent-3) 70%, transparent); }
  70% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.pf-hero h1 {
  font-size: clamp(48px, 8vw, 112px);
  line-height: 0.98;
  letter-spacing: -0.04em;
  font-weight: 500;
  margin: 0 0 28px;
  max-width: 14ch;
}
.pf-hero h1 .grad {
  background: linear-gradient(110deg, var(--text) 30%, var(--accent) 55%, var(--accent-2) 85%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.typed-wrap {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(14px, 1.5vw, 18px);
  color: var(--text-2);
  margin-bottom: 48px;
  min-height: 2.6em;
  max-width: 60ch;
}
.typed-prefix { color: var(--accent); }
.caret {
  display: inline-block;
  width: 9px; height: 1.1em;
  vertical-align: -0.18em;
  background: var(--accent);
  margin-left: 2px;
  animation: pf-blink 1s steps(2,end) infinite;
}
@@keyframes pf-blink { 50% { opacity: 0; } }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.pf-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border-radius: 999px;
  font-family: "JetBrains Mono", monospace; font-size: 13px;
  letter-spacing: 0.04em; text-transform: uppercase;
  cursor: none; transition: all 0.25s; border: 1px solid var(--border);
  background: var(--surface); color: var(--text);
}
.pf-btn:hover { transform: translateY(-2px); border-color: var(--accent); }
.pf-btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg); border-color: transparent;
  box-shadow: 0 6px 30px var(--glow), 0 0 0 1px color-mix(in oklab, var(--accent) 30%, transparent);
}
.pf-btn.primary:hover { box-shadow: 0 10px 40px var(--glow), 0 0 0 1px var(--accent); }
@@media (max-width: 720px) { .pf-btn { cursor: pointer; } }

.hero-meta {
  margin-top: 80px;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  border-top: 1px solid var(--border-soft);
  padding-top: 32px;
}
@@media (max-width: 820px) { .hero-meta { grid-template-columns: repeat(2, 1fr); } }
.stat .k {
  font-family: "JetBrains Mono", monospace; font-size: 11px;
  color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.stat .v { font-size: 22px; font-weight: 500; letter-spacing: -0.01em; }
.stat .v small { color: var(--text-2); font-weight: 400; font-size: 14px; }

/* ── Sections ── */
.pf-section { padding: 120px 0; position: relative; z-index: 1; }
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 32px; margin-bottom: 64px; flex-wrap: wrap;
}
.section-tag {
  font-family: "JetBrains Mono", monospace;
  font-size: 12px; color: var(--accent);
  letter-spacing: 0.1em; text-transform: uppercase;
  display: flex; align-items: center; gap: 10px;
}
.section-tag::before { content: ""; width: 24px; height: 1px; background: var(--accent); }
.section-title {
  font-size: clamp(34px, 4.4vw, 56px); font-weight: 500;
  letter-spacing: -0.03em; line-height: 1.05; margin: 14px 0 0;
  max-width: 18ch;
}
.section-sub { color: var(--text-2); max-width: 42ch; font-size: 17px; }

/* ── About ── */
.about-grid {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 64px;
  align-items: start;
}
@@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } }
.about-grid p { font-size: 19px; line-height: 1.65; color: var(--text-2); text-wrap: pretty; }
.about-grid p + p { margin-top: 18px; }
.about-grid p strong { color: var(--text); font-weight: 500; }
.goals {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px; position: relative; overflow: hidden;
}
.goals::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(60% 50% at 100% 0%, var(--glow), transparent 60%);
  pointer-events: none;
}
.goals h4 {
  font-family: "JetBrains Mono", monospace; font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--muted); margin: 0 0 18px;
}
.goals ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; position: relative; }
.goals li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--text-2); }
.goals li::before {
  content: "+"; color: var(--accent); font-family: "JetBrains Mono", monospace;
  font-weight: 600; line-height: 1.5;
}

/* ── Skills ── */
.skills-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@@media (max-width: 1000px) { .skills-grid { grid-template-columns: repeat(2, 1fr); } }
@@media (max-width: 560px) { .skills-grid { grid-template-columns: 1fr; } }
.skill-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
  position: relative; overflow: hidden;
  transition: transform 0.3s, border-color 0.3s, background 0.3s;
}
.skill-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  background: var(--surface-2);
}
.skill-card .sk-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--bg-2); border: 1px solid var(--border-soft);
  display: grid; place-items: center; margin-bottom: 18px;
  font-family: "JetBrains Mono", monospace; font-size: 14px;
  color: var(--accent); font-weight: 600;
}
.skill-card h5 { margin: 0 0 12px; font-size: 17px; font-weight: 500; letter-spacing: -0.01em; }
.skill-card ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.skill-card li {
  font-family: "JetBrains Mono", monospace; font-size: 11px;
  padding: 5px 9px; border-radius: 6px;
  background: var(--bg-2); color: var(--text-2);
  border: 1px solid var(--border-soft);
}

/* ── Projects ── */
.projects-list { display: flex; flex-direction: column; gap: 80px; }
.pf-project {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px;
  align-items: center;
}
.pf-project.flip { grid-template-columns: 1fr 1.05fr; }
.pf-project.flip .p-art { order: 2; }
@@media (max-width: 900px) {
  .pf-project, .pf-project.flip { grid-template-columns: 1fr; gap: 28px; }
  .pf-project.flip .p-art { order: 0; }
}
.p-art {
  position: relative; aspect-ratio: 4 / 3; border-radius: var(--radius-lg);
  overflow: hidden; border: 1px solid var(--border);
  background: var(--surface);
  transition: transform 0.5s cubic-bezier(.2,.7,.2,1), box-shadow 0.4s;
}
.p-art:hover { transform: translateY(-6px); box-shadow: 0 30px 60px -20px var(--glow); }
.p-art svg { width: 100%; height: 100%; display: block; }
.p-art .badge {
  position: absolute; top: 16px; left: 16px;
  font-family: "JetBrains Mono", monospace; font-size: 11px;
  background: color-mix(in oklab, var(--bg) 65%, transparent);
  border: 1px solid var(--border);
  padding: 6px 10px; border-radius: 999px;
  color: var(--text); backdrop-filter: blur(8px);
  letter-spacing: 0.05em;
}
.p-art .corner {
  position: absolute; bottom: 16px; right: 16px;
  font-family: "JetBrains Mono", monospace; font-size: 10px;
  color: var(--text-2); letter-spacing: 0.1em;
}
.p-body .p-index {
  font-family: "JetBrains Mono", monospace; font-size: 12px;
  color: var(--accent); letter-spacing: 0.08em;
  margin-bottom: 14px;
}
.p-body h3 {
  font-size: clamp(26px, 3vw, 38px); font-weight: 500;
  margin: 0 0 16px; letter-spacing: -0.025em; line-height: 1.1;
}
.p-body p { color: var(--text-2); font-size: 16px; line-height: 1.6; margin: 0 0 22px; text-wrap: pretty; }
.p-stack { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 22px; }
.p-stack span {
  font-family: "JetBrains Mono", monospace; font-size: 11px;
  padding: 5px 9px; border-radius: 6px;
  background: var(--bg-2); border: 1px solid var(--border-soft);
  color: var(--text-2);
}
.p-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: "JetBrains Mono", monospace; font-size: 13px;
  color: var(--text); border-bottom: 1px solid var(--border);
  padding-bottom: 4px; transition: color 0.2s, border-color 0.2s, gap 0.2s;
}
.p-link:hover { color: var(--accent); border-color: var(--accent); gap: 14px; }

/* ── Contact ── */
.pf-contact-box {
  background: linear-gradient(160deg, var(--surface), var(--bg-2));
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: clamp(40px, 6vw, 80px);
  position: relative; overflow: hidden;
}
.pf-contact-box::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(40% 60% at 90% 10%, var(--glow), transparent 60%),
    radial-gradient(40% 60% at 10% 90%, var(--glow-2), transparent 60%);
  pointer-events: none;
}
.contact-grid {
  position: relative; display: grid;
  grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: end;
}
@@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; gap: 32px; } }
.pf-contact-box h2 {
  font-size: clamp(40px, 5.5vw, 76px); font-weight: 500;
  letter-spacing: -0.035em; line-height: 1; margin: 0;
}
.pf-contact-box h2 .grad {
  background: linear-gradient(110deg, var(--text), var(--accent-2));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.pf-contact-box .lead { color: var(--text-2); font-size: 18px; margin: 22px 0 0; max-width: 38ch; }
.contact-links { display: flex; flex-direction: column; gap: 4px; }
.contact-row {
  display: grid; grid-template-columns: 100px 1fr auto;
  padding: 16px 0; border-top: 1px solid var(--border-soft);
  align-items: center; gap: 16px;
}
.contact-row:last-child { border-bottom: 1px solid var(--border-soft); }
.contact-row .k {
  font-family: "JetBrains Mono", monospace; font-size: 11px;
  color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase;
}
.contact-row a { font-size: 16px; color: var(--text); transition: color 0.2s; word-break: break-all; }
.contact-row:hover a { color: var(--accent); }
.contact-row .arrow { color: var(--muted); font-family: "JetBrains Mono", monospace; }
.contact-row:hover .arrow { color: var(--accent); }

/* ── Footer ── */
.pf-footer {
  padding: 40px 0 80px; position: relative; z-index: 1;
  border-top: 1px solid var(--border-soft); margin-top: 80px;
}
.pf-footer .inner {
  display: flex; justify-content: space-between; gap: 20px;
  font-family: "JetBrains Mono", monospace; font-size: 12px;
  color: var(--muted); flex-wrap: wrap;
}

/* ── Reveal animation ── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.9s cubic-bezier(.2,.7,.2,1), transform 0.9s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: translateY(0); }

/* ── Weather FX ── */
.weather-fx { position: fixed; inset: 0; pointer-events: none; z-index: 2; overflow: hidden; }
.weather-chip {
  position: fixed; bottom: 24px; right: 24px; z-index: 30;
  display: inline-flex; align-items: center; gap: 10px;
  background: color-mix(in oklab, var(--surface) 80%, transparent);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  padding: 10px 14px; border-radius: 999px;
  font-family: "JetBrains Mono", monospace; font-size: 12px;
  color: var(--text-2); cursor: none; transition: all 0.3s;
}
.weather-chip:hover { color: var(--text); border-color: var(--accent); }
@@media (max-width: 720px) { .weather-chip { cursor: pointer; bottom: 16px; right: 16px; font-size: 11px; padding: 8px 12px; } }
.wdot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-3);
  box-shadow: 0 0 8px var(--accent-3);
}

/* ── Snow ── */
.snow {
  position: absolute; top: -10px;
  color: rgba(255,255,255,0.85); font-size: 12px;
  animation: pf-snowfall linear infinite;
  text-shadow: 0 0 6px rgba(255,255,255,0.4);
}
html[data-theme="light"] .snow { color: rgba(180,200,230,0.7); }
@@keyframes pf-snowfall {
  0% { transform: translateY(-10vh) translateX(0) rotate(0deg); opacity: 0; }
  10% { opacity: 1; }
  100% { transform: translateY(110vh) translateX(40px) rotate(360deg); opacity: 0.9; }
}
/* ── Rain ── */
.rain {
  position: absolute; top: -20px;
  width: 1px; height: 60px;
  background: linear-gradient(to bottom, transparent, rgba(160,200,240,0.7));
  animation: pf-rainfall linear infinite;
}
html[data-theme="light"] .rain { background: linear-gradient(to bottom, transparent, rgba(80,120,180,0.5)); }
@@keyframes pf-rainfall {
  0% { transform: translateY(-10vh); opacity: 0; }
  10% { opacity: 1; }
  100% { transform: translateY(110vh); opacity: 0.8; }
}
/* ── Sunny ── */
.sun-ray {
  position: absolute; top: -100px; left: 50%;
  width: 800px; height: 800px;
  background: radial-gradient(circle, color-mix(in oklab, var(--accent-3) 50%, transparent), transparent 60%);
  transform: translateX(-50%);
  animation: pf-sun-pulse 8s ease-in-out infinite;
  opacity: 0.4;
}
@@keyframes pf-sun-pulse {
  0%, 100% { opacity: 0.3; transform: translateX(-50%) scale(1); }
  50% { opacity: 0.5; transform: translateX(-50%) scale(1.1); }
}

/* ── Blazor overrides: hide old chrome on index ── */
body.pf-page .mud-paper,
body.pf-page .mud-container { background: transparent !important; box-shadow: none !important; }