@font-face {
  font-family: "Space Grotesk";
  src: url("../fonts/space-grotesk-latin-wght-normal.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Space Grotesk";
  src: url("../fonts/space-grotesk-latin-ext-wght-normal.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../fonts/jetbrains-mono-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
  unicode-range: U+0000-00FF, U+2000-206F;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../fonts/jetbrains-mono-latin-ext-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
  unicode-range: U+0100-02BA, U+1E00-1EFF;
}

/* ---------- Paleta A: granat + limonka ---------- */
:root {
  --navy: #0B1B45;
  --navy-2: #13275C;
  --navy-3: #1C3577;
  --ice: #E4EEF6;
  --electric: #2D5BFF;
  --lime: #D7E600;

  --bg: #0A1740;
  --surface: rgba(16, 33, 82, .58);
  --surface-hover: rgba(28, 53, 119, .62);
  --glass: rgba(12, 26, 70, .62);
  --glass-edge: rgba(255, 255, 255, .16);
  --glass-shine: rgba(255, 255, 255, .14);
  --orb-1: rgba(45, 91, 255, .75);
  --orb-2: rgba(215, 230, 0, .30);
  --orb-3: rgba(45, 91, 255, .45);
  --line: rgba(228, 238, 246, .14);
  --text: #F2F7FC;
  --muted: #C2D1EB;
  --accent: var(--lime);
  --on-accent: var(--navy);
  --icon-bg: var(--electric);
  --icon-fg: #fff;
  --glow: rgba(45, 91, 255, .55);
  --dots: rgba(228, 238, 246, .07);

  --radius: 20px;
  --font: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --ease: cubic-bezier(.22, 1, .36, 1);
  color-scheme: dark;
}
[data-theme="light"] {
  --bg: #DCE7F2;
  --surface: rgba(255, 255, 255, .62);
  --surface-hover: rgba(255, 255, 255, .8);
  --glass: rgba(255, 255, 255, .66);
  --glass-edge: rgba(255, 255, 255, .85);
  --glass-shine: rgba(255, 255, 255, .9);
  --orb-1: rgba(45, 91, 255, .38);
  --orb-2: rgba(215, 230, 0, .45);
  --orb-3: rgba(45, 91, 255, .25);
  --line: rgba(11, 27, 69, .12);
  --text: var(--navy);
  --muted: #3B4D74;
  --glow: rgba(45, 91, 255, .28);
  --dots: rgba(11, 27, 69, .08);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100svh;
  font-family: var(--font);
  background-color: var(--bg);
  background-image: radial-gradient(circle, var(--dots) 1px, transparent 1.5px);
  background-size: 22px 22px;
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  transition: background-color .4s var(--ease), color .4s var(--ease);
}
body::before {
  content: ""; position: fixed; inset: -10%; z-index: 0; pointer-events: none;
  background:
    radial-gradient(34rem 34rem at 88% 8%, var(--orb-1), transparent 62%),
    radial-gradient(28rem 28rem at 4% 58%, var(--orb-2), transparent 64%),
    radial-gradient(36rem 30rem at 64% 96%, var(--orb-3), transparent 62%);
  animation: drift 28s ease-in-out infinite alternate;
}
@keyframes drift { to { transform: translate3d(-3%, 2%, 0) scale(1.05); } }
.grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 0; opacity: .08; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.icon { width: 1.25em; height: 1.25em; flex: none; }

/* ---------- Pasek górny ---------- */
.topbar {
  position: relative; z-index: 2;
  display: flex; align-items: center; gap: 20px;
  max-width: 1120px; margin: 0 auto; padding: max(18px, env(safe-area-inset-top)) 24px 0;
}
.mark {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px;
  background: var(--accent); color: var(--on-accent); text-decoration: none;
  font-weight: 700; font-size: 1rem; letter-spacing: -.04em;
  transition: transform .4s var(--ease);
}
.mark:hover { transform: rotate(-8deg); }
.crumbs { display: flex; gap: 12px; font: 12px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.crumbs .sep { opacity: .5; }
.crumbs .cur { color: var(--text); }
.top-actions { display: flex; gap: 8px; margin-left: auto; }
.lang-btn {
  display: grid; place-items: center; min-width: 44px; height: 44px; padding: 0 12px; border-radius: 999px;
  border: 1px solid var(--glass-edge); background: var(--surface); color: var(--text); text-decoration: none;
  font: 12px/1 var(--mono); letter-spacing: .1em;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  transition: border-color .3s, color .3s, transform .3s var(--ease);
}
.lang-btn:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
[data-theme="light"] .lang-btn:hover { color: var(--electric); border-color: var(--electric); }
.lang-btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.icon-btn {
  position: relative;
  display: grid; place-items: center;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--line); background: color-mix(in srgb, var(--surface) 70%, transparent);
  color: var(--text); cursor: pointer;
  backdrop-filter: blur(8px);
  transition: transform .3s var(--ease), border-color .3s, background .3s;
}
.icon-btn:hover { transform: translateY(-2px); border-color: var(--accent); }
.icon-btn:active { transform: scale(.94); }
.icon-btn:focus-visible, .link:focus-visible, .cta:focus-visible, .mark:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.i-moon { display: none; }
[data-theme="light"] .i-sun { display: none; }
[data-theme="light"] .i-moon { display: block; }
.toast {
  position: absolute; right: 0; top: calc(100% + 8px);
  white-space: nowrap; font: 12px/1 var(--mono); letter-spacing: .02em;
  padding: 8px 10px; border-radius: 8px;
  background: var(--accent); color: var(--on-accent);
  opacity: 0; transform: translateY(-4px); pointer-events: none;
  transition: opacity .25s, transform .25s var(--ease);
}
.toast.show { opacity: 1; transform: none; }

/* ---------- Układ ---------- */
.wrap {
  position: relative; z-index: 1;
  max-width: 1120px; margin: 0 auto; padding: 8px 24px 32px;
}

/* ---------- Profil (układ "strony eksperta") ---------- */
.profile {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  grid-template-areas: "head photo" "facts photo" "about about";
  grid-template-rows: auto 1fr auto;
  column-gap: clamp(32px, 5vw, 72px);
  padding: clamp(28px, 6vw, 64px) 0 clamp(40px, 6vw, 72px);
}
.profile-head { grid-area: head; padding-bottom: 32px; }
.profile {
  position: relative; margin-top: clamp(16px, 3vw, 28px);
  padding: clamp(28px, 5vw, 56px) !important;
  background: var(--glass);
  border: 1px solid var(--glass-edge); border-radius: 32px;
  -webkit-backdrop-filter: blur(28px) saturate(150%); backdrop-filter: blur(28px) saturate(150%);
  box-shadow: inset 0 1px 0 var(--glass-shine), 0 40px 90px -40px rgba(0, 0, 0, .55);
}
.photo { grid-area: photo; margin: 0; align-self: start; }
.facts { grid-area: facts; align-self: start; }
.about { grid-area: about; }

.name {
  margin: 0;
  font-size: clamp(3.4rem, 8.4vw, 6.6rem);
  font-weight: 700; line-height: .9; letter-spacing: -.055em;
  color: var(--accent);
  text-wrap: balance;
}
.name-first, .name-last { display: inline-block; }
[data-theme="light"] .name { color: var(--electric); }
.role {
  margin: 20px 0 0;
  font-size: clamp(1.15rem, 2.2vw, 1.6rem); font-weight: 400;
  letter-spacing: .04em; text-transform: uppercase; color: var(--text);
}

.facts {
  display: flex; flex-wrap: wrap; align-items: center; gap: 18px 40px;
  padding: 22px 0;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.fact { display: flex; gap: 14px; align-items: baseline; }
.fact-label { font: 12px/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.fact-value { font-size: 1rem; max-width: 22rem; }
.fact--chips { flex-basis: 100%; flex-direction: column; gap: 10px; align-items: stretch; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 6px 12px; border-radius: 999px; font-size: .88rem; line-height: 1.3;
  background: var(--surface); border: 1px solid var(--glass-edge); color: var(--text);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  transition: border-color .25s, color .25s, transform .25s var(--ease);
}
.chips--tech .chip { font-family: var(--mono); font-size: .8rem; letter-spacing: .02em; border-color: color-mix(in srgb, var(--electric) 55%, transparent); background: color-mix(in srgb, var(--electric) 18%, transparent); }
.chip:hover { border-color: var(--accent); transform: translateY(-1px); }
[data-theme="light"] .chip:hover { border-color: var(--electric); }
.ctas { margin-left: auto; display: flex; flex-wrap: wrap; gap: 10px; }
.cta {
  display: inline-flex; align-items: center; gap: 12px;
  min-height: 52px; padding: 0 26px; border-radius: 999px;
  background: var(--accent); color: var(--on-accent); text-decoration: none;
  font-weight: 600; font-size: .95rem; letter-spacing: .06em; text-transform: uppercase;
  transition: background .3s, color .3s, transform .3s var(--ease), box-shadow .3s;
}
.cta:hover { background: var(--electric); color: #fff; transform: translateY(-2px); box-shadow: 0 14px 34px -14px var(--glow); }
.cta:active { transform: scale(.97); }
.cta--ghost { background: var(--surface); color: var(--text); box-shadow: inset 0 0 0 1.5px var(--glass-edge); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.cta--ghost:hover { background: transparent; color: var(--accent); box-shadow: inset 0 0 0 1.5px var(--accent); transform: translateY(-2px); }
[data-theme="light"] .cta--ghost:hover { color: var(--electric); box-shadow: inset 0 0 0 1.5px var(--electric); }
.foot-links { display: flex; gap: 20px; flex-wrap: wrap; }

.about {
  display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px;
  padding-top: 32px;
}
.about .bio { columns: 2 18rem; column-gap: clamp(24px, 4vw, 48px); }
.about .bio p { break-inside: avoid; }
.lead { margin: 0; max-width: 46rem; font-size: clamp(1.25rem, 2vw, 1.55rem); font-weight: 500; line-height: 1.35; letter-spacing: -.01em; text-wrap: pretty; }
.bio { color: var(--muted); font-size: 1.05rem; line-height: 1.65; }
.bio p { margin: 0 0 1em; text-wrap: pretty; }
.bio p:last-child { margin-bottom: 0; }

.photo-frame {
  position: relative; aspect-ratio: 4 / 5; overflow: hidden;
  border-radius: 22px; background: var(--navy-3);
  border: 1px solid var(--glass-edge);
  box-shadow: 14px 14px 0 var(--accent);
  transition: box-shadow .5s var(--ease), transform .5s var(--ease);
}
.photo:hover .photo-frame { box-shadow: 8px 8px 0 var(--accent); transform: translate(4px, 4px); }
.photo-frame img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 25%; display: block; }
.photo-initials {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-size: clamp(5rem, 12vw, 8rem); font-weight: 700; letter-spacing: -.06em;
  color: var(--electric);
}
[data-theme="light"] .photo-frame { background: var(--navy); }
.photo-bar {
  display: flex; align-items: center; gap: 8px;
  margin-top: 26px; padding: 15px 18px; border-radius: 16px;
  background: rgba(45, 91, 255, .82); color: #fff; border: 1px solid rgba(255, 255, 255, .25);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  font: 12px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  text-decoration: none; transition: background .3s, color .3s;
}
.photo-bar-arrow { margin-left: auto; transition: transform .4s var(--ease); }
.photo-bar:hover { background: var(--accent); color: var(--on-accent); }
.photo-bar:hover .photo-bar-arrow { transform: translate(3px, -3px); }
.photo-bar:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

/* ---------- Sekcje i linki ---------- */
.group { margin-top: 48px; }
.group + .group { margin-top: 40px; }
.group-title {
  display: flex; align-items: center; gap: 12px;
  margin: 0 0 12px; font: 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
  font-weight: 400;
}
.group-title::after { content: ""; flex: 1; height: 1px; background: var(--line); }

.links { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.links > .is-featured { grid-column: 1 / -1; }

.link {
  position: relative; isolation: isolate; overflow: hidden;
  display: flex; align-items: center; gap: 14px;
  min-height: 68px; padding: 12px 16px 12px 12px;
  border-radius: var(--radius); border: 1px solid var(--glass-edge);
  background: var(--surface);
  -webkit-backdrop-filter: blur(20px) saturate(150%); backdrop-filter: blur(20px) saturate(150%);
  box-shadow: inset 0 1px 0 var(--glass-shine);
  color: var(--text); text-decoration: none;
  transition: transform .35s var(--ease), border-color .35s, color .35s, box-shadow .35s;
}
.link::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform .45s var(--ease);
}
.link:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--on-accent); box-shadow: 0 14px 34px -16px var(--glow); }
.link:hover::before { transform: scaleX(1); }
.link:active { transform: scale(.985); }

.link-icon {
  display: grid; place-items: center; flex: none;
  width: 44px; height: 44px; border-radius: 14px;
  background: var(--icon-bg); color: var(--icon-fg);
  transition: background .35s, color .35s, transform .45s var(--ease);
}
.link:hover .link-icon { background: var(--navy); color: var(--lime); transform: rotate(-8deg); }
.link-text { display: grid; gap: 2px; min-width: 0; flex: 1; }
.link-title { font-weight: 600; font-size: 1.05rem; letter-spacing: -.01em; }
.link-desc { font-size: .9rem; color: var(--muted); transition: color .35s; }
.link:hover .link-desc { color: color-mix(in srgb, var(--navy) 75%, transparent); }
.link-arrow { flex: none; opacity: .55; transition: transform .45s var(--ease), opacity .3s; }
.link:hover .link-arrow { opacity: 1; transform: translate(3px, -3px) rotate(45deg); }

/* Wyróżniony link */
.link--featured {
  min-height: 108px; padding: 18px 20px 18px 16px;
  background: var(--accent); color: var(--on-accent); border-color: transparent;
}
.link--featured::before { background: var(--electric); }
.link--featured .link-icon { width: 56px; height: 56px; border-radius: 18px; background: var(--navy); color: var(--lime); }
.link--featured .link-icon .icon { width: 1.6em; height: 1.6em; }
.link--featured .link-title { font-size: 1.35rem; font-weight: 700; letter-spacing: -.02em; }
.link--featured .link-desc { color: color-mix(in srgb, var(--navy) 72%, transparent); }
.link--featured .link-arrow { opacity: 1; }
.link--featured:hover { color: #fff; border-color: transparent; }
.link--featured:hover .link-desc { color: rgba(255, 255, 255, .8); }
.link--featured:hover .link-icon { background: var(--lime); color: var(--navy); }

.foot {
  position: relative; z-index: 1;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  max-width: 1120px; margin: 24px auto 0; padding: 24px 24px max(32px, env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  font: 12px/1.4 var(--mono); letter-spacing: .06em; color: var(--muted);
}
.foot a { color: inherit; text-decoration: none; }
.foot a:hover { color: var(--accent); }

/* ---------- Animacje ---------- */
.reveal { opacity: 0; transform: translateY(14px); animation: rise .7s var(--ease) forwards; animation-delay: calc(var(--d, 0) * 70ms + 80ms); }
@keyframes rise { to { opacity: 1; transform: none; } }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 70%, transparent); }
  70%, 100% { box-shadow: 0 0 0 8px transparent; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}
@media (max-width: 860px) {
  .profile { border-radius: 26px; padding: 26px 20px !important; }
  .profile {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: "head" "photo" "facts" "about";
    padding-top: 24px;
  }
  .photo { max-width: 420px; width: calc(100% - 16px); margin-bottom: 36px; }
  .photo-frame { aspect-ratio: 1 / 1; }
  .about { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .ctas { margin-left: 0; width: 100%; }
  .cta { flex: 1 1 200px; justify-content: center; }
  .crumbs { display: none; }
}
@media (max-width: 640px) {
  .links { grid-template-columns: minmax(0, 1fr); }
  .fact { flex-direction: column; gap: 4px; }
  .facts { gap: 18px 32px; }
}
@media (hover: none) {
  .link:hover { transform: none; }
}