:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #f1f3f6;
  --border: #e2e5ea;
  --border-strong: #cdd2d9;
  --text: #111418;
  --text-2: #4b5563;
  --muted: #6b7280;
  --accent: #2459c9;
  --accent-hover: #1d4aab;
  --accent-soft: #e8effc;
  --on-accent: #ffffff;
  --success: #15803d;
  --success-soft: #e7f5ec;
  --danger: #c2362c;
  --danger-soft: #fdecea;
  --cat-web: #2a78d6;
  --cat-security: #c43f5b;
  --cat-crypto: #eb6834;
  --cat-forensics: #1baf7a;
  --cat-reverse: #eda100;
  --cat-linux: #7c5cc4;
  --cat-misc: #e87ba4;

  --radius: 8px;
  --radius-sm: 6px;
  --shadow: 0 12px 32px rgb(15 23 42 / 0.14);
  --shadow-sm: 0 1px 2px rgb(15 23 42 / 0.04), 0 6px 16px rgb(15 23 42 / 0.06);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'Cascadia Code', Consolas, monospace;
}

:root[data-theme='dark'] {
  color-scheme: dark;
  --bg: #0e1013;
  --surface: #16191e;
  --surface-2: #1d2127;
  --border: #272c33;
  --border-strong: #363c45;
  --text: #eceff3;
  --text-2: #b3bac5;
  --muted: #8b939f;
  --accent: #6b9bf2;
  --accent-hover: #87aef5;
  --accent-soft: rgb(107 155 242 / 0.14);
  --on-accent: #0b1220;
  --success: #4cc17a;
  --success-soft: rgb(76 193 122 / 0.12);
  --danger: #f07a70;
  --danger-soft: rgb(240 122 112 / 0.12);
  --cat-web: #3987e5;
  --cat-security: #e45b75;
  --cat-crypto: #d95926;
  --cat-forensics: #199e70;
  --cat-reverse: #c98500;
  --cat-linux: #9a7be0;
  --cat-misc: #d55181;
  --shadow: 0 12px 32px rgb(0 0 0 / 0.5);
  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.3), 0 6px 16px rgb(0 0 0 / 0.25);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    color-scheme: dark;
    --bg: #0e1013;
    --surface: #16191e;
    --surface-2: #1d2127;
    --border: #272c33;
    --border-strong: #363c45;
    --text: #eceff3;
    --text-2: #b3bac5;
    --muted: #8b939f;
    --accent: #6b9bf2;
    --accent-hover: #87aef5;
    --accent-soft: rgb(107 155 242 / 0.14);
    --on-accent: #0b1220;
    --success: #4cc17a;
    --success-soft: rgb(76 193 122 / 0.12);
    --danger: #f07a70;
    --danger-soft: rgb(240 122 112 / 0.12);
    --cat-web: #3987e5;
    --cat-security: #e45b75;
    --cat-crypto: #d95926;
    --cat-forensics: #199e70;
    --cat-reverse: #c98500;
    --cat-linux: #9a7be0;
    --cat-misc: #d55181;
    --shadow: 0 12px 32px rgb(0 0 0 / 0.5);
    --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.3), 0 6px 16px rgb(0 0 0 / 0.25);
  }
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font: 400 15px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-underline-offset: 2px; }
a:hover { color: var(--accent-hover); }
code, pre, kbd { font-family: var(--mono); font-size: 0.9em; }
code { background: var(--surface-2); border: 1px solid var(--border); padding: 0.05em 0.35em; border-radius: 4px; }
h1, h2, h3 { line-height: 1.25; margin: 0 0 0.5em; font-weight: 600; letter-spacing: -0.01em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: var(--on-accent);
  z-index: 200;
}
.skip-link:focus { top: 12px; color: var(--on-accent); }

.topbar { position: sticky; top: 0; z-index: 50; background: var(--surface); border-bottom: 1px solid var(--border); }
.topbar-inner { max-width: 1160px; margin: 0 auto; padding: 0 20px; height: 60px; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 600; font-size: 16px; white-space: nowrap; }
.brand:hover { color: var(--text); }
.brand-mark { width: 24px; height: 24px; color: #2459c9; flex: none; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { color: var(--text-2); text-decoration: none; font-weight: 500; padding: 6px 10px; border-radius: var(--radius-sm); }
.nav a:hover { color: var(--text); background: var(--surface-2); }
.nav a[aria-current='page'] { color: var(--text); background: var(--surface-2); }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.theme-toggle,
.discord-link {
  width: 36px;
  height: 36px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--surface);
  color: var(--text-2);
  cursor: pointer;
  transition: color 0.12s, background-color 0.12s, border-color 0.12s;
}
.discord-link { text-decoration: none; }
.theme-toggle:hover,
.discord-link:hover { color: var(--text); background: var(--surface-2); border-color: var(--border-strong); }
.theme-toggle:focus-visible,
.discord-link:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.discord-icon { width: 19px; height: 19px; fill: currentColor; }
.theme-icon { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.theme-icon-moon { fill: currentColor; stroke: none; }
.theme-icon-sun { display: none; }
:root[data-theme='dark'] .theme-icon-moon { display: none; }
:root[data-theme='dark'] .theme-icon-sun { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .theme-icon-moon { display: none; }
  :root:not([data-theme]) .theme-icon-sun { display: block; }
}
@media (max-width: 480px) {
  .topbar-inner { padding: 0 16px; gap: 12px; }
  .brand span { display: none; }
}

main { flex: 1; width: 100%; max-width: 1160px; margin: 0 auto; padding: 36px 20px 64px; }
main:focus { outline: none; }
@media (max-width: 720px) { main { padding: 24px 16px 48px; } }

.page-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px 24px; margin-bottom: 24px; }
.page-head h1 { font-size: 26px; margin: 0 0 4px; }
.page-head p { margin: 0; color: var(--text-2); }

.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.muted { color: var(--muted); }

.footer { color: var(--muted); font-size: 13px; text-align: center; padding: 20px 16px 28px; border-top: 1px solid var(--border); }
.footer p { margin: 0; }

.loading { min-height: 40vh; display: grid; place-items: center; color: var(--muted); }

.notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-2);
}
.error-box { border-color: var(--danger); background: var(--danger-soft); color: var(--text); }
.empty { color: var(--muted); padding: 40px 16px; text-align: center; border: 1px dashed var(--border-strong); border-radius: var(--radius); margin: 0; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 38px;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  font: 500 14px var(--font);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.12s, border-color 0.12s, transform 0.1s var(--ease-out);
}
.btn:hover { color: var(--text); background: var(--surface-2); }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn svg { width: 16px; height: 16px; flex: none; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--on-accent); }
.button-row { display: flex; flex-wrap: wrap; gap: 10px; }

.input {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  font: 14px var(--mono);
}
.input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.form-msg { min-height: 1.5em; margin: 8px 0 0; font-size: 14px; color: var(--text-2); }
.form-msg.bad { color: var(--danger); }

.cat-icon { width: 15px; height: 15px; color: var(--cat); flex: none; }
.cat-section > h2 .cat-icon { width: 18px; height: 18px; }
.seg .cat-icon,
.cat-label .cat-icon { width: 14px; height: 14px; }

@keyframes rise { from { opacity: 0; transform: translateY(12px); } }
@keyframes ping { 0% { transform: scale(1); opacity: 0.45; } 70%, 100% { transform: scale(2.6); opacity: 0; } }
@keyframes pulse { 50% { opacity: 0.45; } }
@keyframes sweep { from { transform: scaleX(0); } }
@keyframes ink { from { color: var(--text-2); } }
@keyframes type { from { width: 0; } }
@keyframes caret { 0%, 100% { border-right-color: var(--text-2); } 50% { border-right-color: transparent; } }
@keyframes press { 50% { transform: scale(0.94); } }

/* Hidden until observeReveals() in app.js marks them .is-in; --i staggers siblings. */
[data-reveal]:not(.is-in) { opacity: 0; }
[data-reveal].is-in { animation: rise 0.6s var(--ease-out) backwards; animation-delay: calc(var(--i, 0) * 70ms); }

.arrow { width: 16px; height: 16px; flex: none; transition: transform 0.2s var(--ease-out), opacity 0.15s; }
.btn:hover .arrow,
.text-link:hover .arrow,
.pill-btn:hover .arrow { transform: translateX(3px); }
.btn-lg { height: 44px; padding: 0 18px; font-size: 15px; }
.text-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 500; text-decoration: none; }
.text-link .arrow { width: 14px; height: 14px; }

.tile-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--cat) 13%, transparent);
}
.tile-icon .cat-icon { width: 17px; height: 17px; }

.home .bar span { width: var(--w); transition: width 0.9s var(--ease-out) 0.3s; }
.home [data-reveal]:not(.is-in) .bar span { width: 0; }

@keyframes dot-fill { from { transform: scaleX(0); } }

.hero-band { padding: 56px 0 8px; text-align: center; }

.kicker { margin: 0 0 16px; color: var(--text-2); font: 600 12px/1.4 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; }

.hero-slides { display: grid; }
.hero-slide {
  grid-area: 1 / 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.45s ease, transform 0.6s var(--ease-out), visibility 0s linear 0.6s;
}
.hero-slide.is-active { visibility: visible; opacity: 1; transform: none; transition-delay: 0.15s, 0.15s, 0s; }
.hero-slide h1,
.hero-slide h2 {
  max-width: 17ch;
  margin: 0 0 18px;
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.hero-lead { max-width: 540px; margin: 0 0 30px; color: var(--text-2); font-size: 17px; line-height: 1.65; text-wrap: pretty; }
.hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.hero-progress { width: min(320px, 100%); margin: -12px 0 26px; background: var(--border); }
.hero-progress span { background: var(--accent); }

.pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 22px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font: 600 15px var(--font);
  text-decoration: none;
  transition: background-color 0.15s, border-color 0.15s, box-shadow 0.2s, transform 0.1s var(--ease-out);
}
.pill-btn:hover { color: var(--text); border-color: var(--muted); }
.pill-btn:active { transform: translateY(1px); }
.pill-primary { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
.pill-primary:hover {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
  color: var(--on-accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.pick-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; max-width: 880px; margin: 0 0 28px; }
.pick-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px 6px 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: border-color 0.15s, transform 0.2s var(--ease-out);
}
.pick-chip:hover { color: var(--text); border-color: color-mix(in srgb, var(--cat) 55%, var(--border)); transform: translateY(-1px); }
.pick-chip .tile-icon { width: 28px; height: 28px; border-radius: 50%; }
.pick-chip .tile-icon .cat-icon { width: 14px; height: 14px; }
.pick-chip-points { color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; }

.hero-dots { display: flex; justify-content: center; gap: 8px; margin-top: 56px; }
.hero-dot { display: grid; align-items: center; width: 32px; height: 16px; padding: 0; border: 0; background: none; cursor: pointer; transition: width 0.4s var(--ease-out); }
.hero-dot[aria-current] { width: 48px; }
.hero-dot-track { position: relative; height: 4px; overflow: hidden; border-radius: 2px; background: var(--border-strong); transition: background-color 0.3s; }
.hero-dot:hover .hero-dot-track { background: var(--muted); }
.hero-dot[aria-current] .hero-dot-track { background: color-mix(in srgb, var(--accent) 35%, var(--border-strong)); }
.hero-dot-fill { position: absolute; inset: 0; background: var(--accent); transform: scaleX(0); transform-origin: left; }
.hero-dot[aria-current] .hero-dot-fill { transform: none; animation: dot-fill var(--interval, 7s) linear backwards; }
.hero-slider.is-paused .hero-dot-fill { animation-play-state: paused; }

.glance { margin-top: 72px; }
.glance .kicker { margin-bottom: 24px; color: var(--text); font: 600 13px var(--font); letter-spacing: 0.3em; }
.glance-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; margin: 0; }
.glance-card {
  display: flex;
  flex: 1 1 200px;
  flex-direction: column-reverse;
  gap: 6px;
  max-width: 270px;
  padding: 28px 20px 24px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
}
.glance-card dd { margin: 0; color: var(--accent); font: 600 clamp(30px, 4vw, 40px)/1.1 var(--mono); letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.glance-card dt { color: var(--text-2); font-size: 14px; }
.glance-card.late { animation: rise 0.5s var(--ease-out) backwards; }

@keyframes bob { 50% { transform: translateY(3px); } }
.scroll-hint {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-top: 40px;
  padding: 6px 10px;
  border: 0;
  border-radius: var(--radius-sm);
  background: none;
  color: var(--muted);
  font: 500 12px var(--font);
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: color 0.15s;
}
.scroll-hint:hover { color: var(--text); }
.scroll-hint svg { width: 16px; height: 16px; animation: bob 1.8s ease-in-out infinite; }

.home-section { margin-top: 80px; scroll-margin-top: 88px; }
.section-head { margin-bottom: 20px; }
.section-head h2 { margin: 0 0 4px; font-size: 22px; letter-spacing: -0.02em; }
.section-head p { margin: 0; color: var(--text-2); }

.carousel {
  --fade: max(var(--edge, 0px), 24px);
  padding-block: 8px 24px;
  margin-block: -8px -24px;
  overflow-x: clip;
  -webkit-mask-image: linear-gradient(to right, transparent, #000 var(--fade), #000 calc(100% - var(--fade)), transparent);
  mask-image: linear-gradient(to right, transparent, #000 var(--fade), #000 calc(100% - var(--fade)), transparent);
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
}
.carousel.is-dragging { cursor: grabbing; }
.carousel.is-dragging .cat-tile { pointer-events: none; }
.carousel-track { display: flex; width: max-content; will-change: transform; }
.carousel-group { position: relative; display: flex; gap: 12px; padding-right: 12px; }

.cat-tile {
  display: flex;
  flex: none;
  flex-direction: column;
  width: 280px;
  padding: 18px;
  cursor: inherit;
  -webkit-user-drag: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  transition: transform 0.25s var(--ease-out), border-color 0.2s, box-shadow 0.25s;
}
.cat-tile:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--cat) 45%, var(--border));
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.cat-tile-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.cat-tile-head .arrow { color: var(--cat); opacity: 0; transform: translateX(-4px); }
.cat-tile:hover .cat-tile-head .arrow,
.cat-tile:focus-visible .cat-tile-head .arrow { opacity: 1; transform: none; }
.cat-tile h3 { margin: 0 0 4px; font-size: 15px; }
.cat-tile p { flex: 1; margin: 0 0 14px; color: var(--text-2); font-size: 14px; line-height: 1.55; }
.cat-tile-foot { display: flex; justify-content: space-between; gap: 8px; font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }
.cat-tile .bar { height: 4px; margin-top: 10px; }

.how { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 0; padding: 0; list-style: none; }
.how-step { display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.how-visual { display: grid; place-items: center; height: 156px; padding: 20px; border-bottom: 1px solid var(--border); background: var(--surface-2); }
.how-text { padding: 18px 20px 20px; }
.how-num {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  margin-bottom: 10px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
}
.how-text h3 { margin: 0 0 4px; font-size: 15px; }
.how-text p { margin: 0; color: var(--text-2); font-size: 14px; }

.mock-card,
.mock-source,
.mock-form { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-sm); }
.mock-card {
  display: grid;
  gap: 6px;
  width: 100%;
  max-width: 250px;
  padding: 14px;
  transition: transform 0.3s var(--ease-out), border-color 0.2s;
}
.how-step:hover .mock-card { transform: translateY(-3px); border-color: var(--border-strong); }
.mock-card-title { font-size: 14px; font-weight: 600; }
.mock-card .card-meta { font-size: 12px; }

.mock-source { width: 100%; max-width: 270px; margin: 0; padding: 14px 16px; overflow: hidden; color: var(--muted); font-size: 12.5px; line-height: 1.75; font-variant-ligatures: none; }
.mock-source mark { position: relative; z-index: 0; background: none; color: var(--accent); font-weight: 600; }
.mock-source mark::before { content: ''; position: absolute; inset: -1px -3px; z-index: -1; border-radius: 3px; background: var(--accent-soft); transform-origin: left; }
.play .mock-source mark::before { animation: sweep 0.6s var(--ease-out) 0.6s backwards; }
.play .mock-source mark { animation: ink 0.3s ease 0.9s backwards; }

.mock-submit { display: grid; gap: 10px; width: 100%; max-width: 270px; }
.mock-form { display: flex; gap: 6px; padding: 6px; }
.mock-input {
  display: flex;
  flex: 1;
  align-items: center;
  height: 30px;
  padding: 0 10px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 5px;
  color: var(--text);
  font: 12.5px var(--mono);
}
.mock-typed { width: calc(var(--chars) * 1ch); overflow: hidden; white-space: nowrap; border-right: 1.5px solid transparent; }
.play .mock-typed { animation: type 0.8s steps(var(--chars)) 0.5s backwards, caret 0.5s step-end 0.3s 4; }
.mock-btn { display: grid; place-items: center; height: 30px; padding: 0 12px; border-radius: 5px; background: var(--accent); color: var(--on-accent); font-size: 12.5px; font-weight: 500; }
.play .mock-btn { animation: press 0.25s ease 1.45s; }
.mock-result { display: flex; align-items: center; gap: 8px; padding: 9px 12px; border-radius: var(--radius-sm); background: var(--success-soft); color: var(--success); font-size: 13px; font-weight: 500; }
.mock-result svg { width: 14px; height: 14px; flex: none; }
.play .mock-result { animation: rise 0.45s var(--ease-out) 1.65s backwards; }

.home-split { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 12px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.panel-head h2 { margin: 0; font-size: 16px; }
.leaders-body { margin: 0 -8px; }
.leaders-list { margin: 0; padding: 0; list-style: none; }
.leaders-list li { animation: rise 0.4s var(--ease-out) backwards; animation-delay: calc(var(--i, 0) * 50ms); }
.leader {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  height: 44px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 14px;
  text-decoration: none;
  transition: background-color 0.15s;
}
a.leader:hover { color: var(--text); background: var(--surface-2); }
.leader-rank {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--surface-2);
  color: var(--text-2);
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.leaders-list li:first-child .leader-rank { background: var(--accent-soft); color: var(--accent); }
.leader-name { overflow: hidden; font-weight: 500; white-space: nowrap; text-overflow: ellipsis; }
.leader-score { color: var(--text-2); font-size: 13px; font-variant-numeric: tabular-nums; }
.skeleton span { display: block; height: 10px; border-radius: 5px; background: var(--surface-2); animation: pulse 1.4s ease-in-out infinite; }
.skeleton span:first-child { width: 24px; height: 24px; border-radius: 50%; }
.skeleton span:nth-child(2) { width: 45%; }
.skeleton span:last-child { width: 56px; }
.leaders { display: flex; flex-direction: column; }
.leaders-body { flex: 1; display: flex; flex-direction: column; }
.leaders-empty {
  --cat: var(--accent);
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-height: 180px;
  padding: 16px;
  text-align: center;
  font-size: 14px;
}
.leaders-empty .tile-icon { margin-bottom: 8px; }
.leaders-empty p { max-width: 320px; margin: 0; color: var(--muted); }

.community { display: flex; flex-direction: column; align-items: flex-start; }
.community-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 14px;
  border-radius: 10px;
  background: color-mix(in srgb, #5865f2 14%, transparent);
  color: #5865f2;
}
.community-icon svg { width: 22px; height: 22px; }
.community h2 { margin: 0 0 4px; font-size: 16px; }
.community p { margin: 0 0 16px; color: var(--text-2); font-size: 14px; }
.community-account { align-self: stretch; margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--border); }
.community-account h3 { margin: 0 0 4px; font-size: 15px; }

@media (max-width: 860px) {
  .how,
  .home-split { grid-template-columns: minmax(0, 1fr); }
  .home-section { margin-top: 56px; }
}
@media (max-width: 720px) {
  .hero-band { padding-top: 32px; }
  .home-section { scroll-margin-top: 124px; }
}
@media (max-width: 520px) {
  .cat-tile { width: 240px; padding: 16px; }
  .glance-card { flex-basis: 140px; padding: 20px 14px 18px; }
  .pick-chips { gap: 8px; }
  .pick-chip { gap: 8px; padding: 4px 12px 4px 4px; font-size: 13px; }
  .pick-chip .tile-icon { width: 24px; height: 24px; }
  .pick-chip-points { display: none; }
}

.progress { font-size: 14px; color: var(--text-2); font-variant-numeric: tabular-nums; }
.progress strong { color: var(--text); }

.toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  grid-template-areas:
    '.       hide'
    'filters search';
  align-items: end;
  gap: 8px 16px;
  margin-bottom: 28px;
}
.toolbar .segmented { grid-area: filters; justify-self: start; }
.toolbar-hide { grid-area: hide; justify-self: end; }
.toolbar .search { grid-area: search; width: 100%; height: 38px; font-family: var(--font); }
@media (max-width: 1140px) {
  .toolbar {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: 'filters' 'hide' 'search';
  }
}

.segmented {
  position: relative;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.seg {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 12px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--text-2);
  font: 500 13px var(--font);
  cursor: pointer;
  transition: color 0.15s;
}
.seg:hover,
.seg:focus-visible,
.seg[aria-pressed='true'] { color: var(--text); }
.seg .n { color: var(--muted); font-variant-numeric: tabular-nums; }

.seg-pill {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  border-radius: 5px;
  pointer-events: none;
  transition:
    transform 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    width 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    height 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.15s ease;
}
.seg-pill-hover { background: var(--surface-2); opacity: 0; }
.seg-pill-hover.visible { opacity: 1; }
.seg-pill-active { background: var(--surface-2); box-shadow: inset 0 0 0 1px var(--border-strong); }
.seg-pill.instant { transition: none; }

.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-2); cursor: pointer; user-select: none; }
.check:hover { color: var(--text); }
.check input {
  appearance: none;
  display: grid;
  place-content: center;
  flex: none;
  width: 18px;
  height: 18px;
  margin: 0;
  border: 1.5px solid var(--border-strong);
  border-radius: 5px;
  background: var(--surface);
  cursor: pointer;
  transition: background-color 0.15s, border-color 0.15s;
}
.check:hover input { border-color: var(--accent); }
.check input::before {
  content: '';
  width: 10px;
  height: 10px;
  background: var(--on-accent);
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0, 43% 62%);
  transform: scale(0);
  transition: transform 0.15s ease;
}
.check input:checked { background: var(--accent); border-color: var(--accent); }
.check input:checked::before { transform: scale(1); }
.check input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.cat-section { margin-bottom: 36px; }
.cat-section > h2 { display: flex; align-items: center; gap: 10px; font-size: 16px; margin-bottom: 12px; }
.cat-section > h2 small { font-weight: 400; font-size: 13px; color: var(--muted); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 128px;
  padding: 16px;
  text-align: left;
  font: inherit;
  color: var(--text);
  cursor: pointer;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.12s, background-color 0.12s;
}
.card:hover { border-color: var(--border-strong); }
.card-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.card-title { font-size: 15px; margin: 0; flex: 1; }
.card-meta { font-size: 13px; color: var(--muted); }
.card-points { font-size: 13px; font-weight: 600; font-variant-numeric: tabular-nums; }
.card.is-solved { background: var(--surface-2); }
.card.is-solved .card-title { color: var(--text-2); }

@keyframes insane-pulse { 50% { box-shadow: 0 0 0 4px color-mix(in srgb, var(--danger) 16%, transparent); } }
.card.is-insane {
  border-color: color-mix(in srgb, var(--danger) 60%, var(--border));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--danger) 22%, transparent);
}
.card.is-insane:hover { border-color: var(--danger); animation-play-state: paused; }
.card.is-insane .card-points { color: var(--danger); font-size: 14px; }
.card-diff { display: inline-flex; align-items: center; gap: 8px; }
.cat-label { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-2); }

.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 500; }
.badge svg { width: 12px; height: 12px; }
.badge-success { color: var(--success); background: var(--success-soft); }
.badge-neutral { color: var(--text-2); background: var(--surface-2); border: 1px solid var(--border); }
.badge-insane { color: var(--on-accent); background: var(--danger); font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.modal.is-insane { border-top: 3px solid var(--danger); }

.modal {
  width: min(680px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
  overflow: auto;
}
.modal::backdrop { background: rgb(10 12 16 / 0.55); }
.modal-head { position: relative; padding: 22px 24px 18px; border-bottom: 1px solid var(--border); }
.modal-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-bottom: 8px; }
.modal-head h2 { font-size: 22px; margin: 0 44px 6px 0; }
.modal-meta { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 13px; color: var(--muted); }
.modal-meta strong { color: var(--text); font-weight: 600; }
.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}
.modal-close:hover { color: var(--text); background: var(--surface-2); }
.modal-close svg { width: 16px; height: 16px; }
.modal-body { padding: 20px 24px 24px; }
.desc { color: var(--text-2); }
.desc p { margin: 0 0 12px; }
.desc strong, .desc em { color: var(--text); }
.desc audio { width: 100%; margin: 4px 0 12px; }
.cipher {
  margin: 12px 0;
  padding: 12px 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 260px;
  overflow: auto;
  font-size: 13px;
  line-height: 1.6;
}
.cipher.emoji { word-break: normal; font-size: 17px; line-height: 1.8; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 4px; }
.hints { display: grid; gap: 8px; margin-top: 20px; }
.hints h3 { font-size: 13px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; margin: 0; }
.hint { padding: 10px 14px; border-radius: var(--radius-sm); background: var(--surface-2); border: 1px solid var(--border); color: var(--text-2); font-size: 14px; }
.hint-btn { justify-content: flex-start; width: 100%; color: var(--text-2); font-weight: 400; }
.flag-form { display: flex; gap: 8px; margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--border); }
.flag-form .input { flex: 1; }
.solved-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--success-soft);
  color: var(--success);
  font-weight: 500;
}
.solved-banner svg { width: 16px; height: 16px; }
@media (max-width: 520px) {
  .flag-form { flex-direction: column; }
  .modal-head h2 { font-size: 19px; }
}

.rules { max-width: 760px; }
.rules ol { margin: 0; padding-left: 20px; color: var(--text-2); }
.rules li { margin-bottom: 10px; }
.rules li strong { color: var(--text); }
.bonus { margin-top: 20px; padding: 14px 16px; border-radius: var(--radius-sm); border: 1px dashed var(--border-strong); background: var(--surface-2); }
.bonus p { margin: 0 0 6px; color: var(--text-2); font-size: 14px; }

/* Team page */

.team-page { max-width: 980px; margin: 0 auto; }
.team-hero { max-width: 680px; padding: 24px 0 44px; }
.team-hero .kicker { margin-bottom: 12px; }
.team-hero h1 { margin: 0 0 12px; font-size: clamp(34px, 5vw, 52px); letter-spacing: -0.035em; }
.team-hero > p:last-child { margin: 0; color: var(--text-2); font-size: 17px; line-height: 1.7; }
.team-groups { display: grid; gap: 44px; }
.team-group { scroll-margin-top: 88px; }
.team-group-title { margin: 0 0 16px; font-size: 18px; }
.team-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.team-card {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  min-height: 150px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s, transform 0.2s var(--ease-out), box-shadow 0.2s;
}
.team-card:hover { border-color: var(--border-strong); transform: translateY(-2px); box-shadow: var(--shadow); }
.team-avatar {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  overflow: hidden;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--accent), color-mix(in srgb, var(--accent) 62%, #8b5cf6));
  color: var(--on-accent);
  font: 700 19px/1 var(--mono);
  object-fit: cover;
  box-shadow: inset 0 0 0 1px rgb(255 255 255 / 0.2);
}
.team-card-body { min-width: 0; }
.team-card-name { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; }
.team-card-name h3 { margin: 0; font-size: 16px; }
.team-handle { color: var(--muted); font: 12px var(--mono); }
.team-badge { padding: 2px 7px; border-radius: 999px; background: var(--accent-soft); color: var(--accent); font-size: 11px; font-weight: 600; }
.team-role { margin: 4px 0 5px; color: var(--text); font-size: 14px; font-weight: 500; }
.team-bio { margin: 0; color: var(--text-2); font-size: 13px; line-height: 1.55; }
.team-empty {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 150px;
  padding: 20px 22px;
  border: 2px dashed var(--border-strong);
  border-radius: 12px;
  background: transparent;
}
.team-empty h3 { margin: 0 0 2px; font-size: 15px; }
.team-empty p { margin: 0; color: var(--muted); font-size: 13px; }
.team-empty .btn { margin-left: auto; }

@media (max-width: 720px) {
  .team-hero { padding-top: 8px; padding-bottom: 36px; }
  .team-grid { grid-template-columns: minmax(0, 1fr); }
  .team-empty { align-items: flex-start; flex-wrap: wrap; }
  .team-empty .btn { width: 100%; margin: 4px 0 0; }
}

@media (max-width: 480px) {
  .team-card { grid-template-columns: 52px minmax(0, 1fr); gap: 13px; padding: 18px; }
  .team-avatar { width: 52px; height: 52px; font-size: 16px; }
}

.toasts { position: fixed; right: 16px; bottom: 16px; z-index: 300; display: grid; gap: 8px; max-width: min(380px, calc(100vw - 32px)); }
.toast {
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  background: var(--surface);
  box-shadow: var(--shadow);
  font-size: 14px;
}
.toast.good { border-left-color: var(--success); }
.toast.bad { border-left-color: var(--danger); }
.toast strong { display: block; margin-bottom: 2px; }
.toast code { word-break: break-all; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.btn-sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn-ghost { background: transparent; border-color: transparent; }
.btn-ghost:hover { background: var(--surface-2); border-color: var(--border); }
.btn-block { width: 100%; }

.account { display: flex; align-items: center; gap: 6px; }
.user-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}
.user-chip:hover { color: var(--text); background: var(--surface-2); border-color: var(--border-strong); }
.user-score { color: var(--muted); font-variant-numeric: tabular-nums; }

.guest-notice { margin-bottom: 20px; font-size: 14px; }

.auth-card { max-width: 420px; margin: 24px auto; }
.auth-card h1 { font-size: 22px; margin-bottom: 6px; }
.auth-card > .muted { margin: 0 0 20px; font-size: 14px; }
.auth-alt { margin: 16px 0 0; font-size: 14px; color: var(--muted); text-align: center; }
.turnstile-field { min-height: 65px; margin: 4px 0 14px; }
.field { display: grid; gap: 6px; margin-bottom: 14px; }
.field label { font-size: 14px; font-weight: 500; }
.help { color: var(--muted); font-size: 12px; }

.table-wrap { padding: 0; overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; font-weight: 500; font-size: 12px; color: var(--muted); padding: 10px 16px; border-bottom: 1px solid var(--border); background: var(--surface-2); }
.table td { padding: 11px 16px; border-bottom: 1px solid var(--border); }
.table tr:last-child td { border-bottom: 0; }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }
.table .rank { width: 64px; color: var(--muted); font-variant-numeric: tabular-nums; }
.table tr.me td { background: var(--accent-soft); }


.player-link { color: var(--text); font-weight: 500; text-decoration: none; }
.player-link:hover { color: var(--accent); text-decoration: underline; }

.profile .page-head h1 { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; word-break: break-all; }
.profile-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 20px; }
.stat { padding: 16px 18px; }
.stat-value { font-size: 24px; font-weight: 600; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stat-label { color: var(--muted); font-size: 13px; }

.profile-badges { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 0; padding: 0; list-style: none; }
.profile-badge {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 12px;
  border: 1px solid color-mix(in srgb, var(--danger) 40%, var(--border));
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  cursor: default;
}

.profile-grid { display: grid; grid-template-columns: 320px minmax(0, 1fr); gap: 20px; align-items: start; }
.panel-title { font-size: 16px; margin: 0 0 12px; }
.cat-progress { display: grid; gap: 12px; }
.cat-progress-row { display: grid; grid-template-columns: 110px 1fr 44px; align-items: center; gap: 10px; font-size: 13px; }
.bar { height: 6px; border-radius: 99px; background: var(--surface-2); overflow: hidden; }
.bar span { display: block; height: 100%; border-radius: 99px; background: var(--cat, var(--accent)); }
.cat-progress-row .n { text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; }

.sort-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  cursor: pointer;
}
.sort-btn:hover,
.sort-btn.active { color: var(--text); }
.sort-btn svg { width: 10px; height: 10px; flex: none; fill: currentColor; }
.sort-btn:not(.active) svg { opacity: 0.4; }

.solved-table { table-layout: fixed; min-width: 640px; }
.solved-table .col-category { width: 150px; }
.solved-table .col-difficulty { width: 120px; }
.solved-table .col-points { width: 96px; }
.solved-table .col-solvedAt { width: 112px; }
.solved-table td { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.solved-table tr.filler td { border-bottom-color: transparent; }
.solved-table tbody tr.filler:hover td { background: none; }

.pager { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 12px; margin-top: 12px; font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }
.pager-pages { display: flex; flex-wrap: wrap; gap: 4px; }
.page-btn {
  min-width: 32px;
  height: 32px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-2);
  font: 500 13px var(--font);
  font-variant-numeric: tabular-nums;
  cursor: pointer;
  transition: background-color 0.12s, border-color 0.12s, color 0.12s;
}
.page-btn:hover:not(:disabled) { background: var(--surface-2); border-color: var(--border-strong); color: var(--text); }
.page-btn[aria-current='page'] { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.page-btn:disabled { opacity: 0.45; cursor: not-allowed; }

@media (max-width: 860px) {
  .profile-grid { grid-template-columns: 1fr; }
  .profile-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .topbar-inner { flex-wrap: wrap; height: auto; padding-top: 10px; padding-bottom: 10px; row-gap: 8px; }
  .nav { order: 3; width: 100%; }
  .user-score { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}