:root {
  --bg: #f3f4f6; --paper: #ffffff; --ink: #1a2130; --ink-2: #4b5466; --ink-3: #8b93a3; --line: #d9dde5;
  --accent: #1f5fbf; --accent-soft: #e4ecfa; --done: #15806a; --done-soft: #dcf2ec; --warn: #b94a2c;
  --easy: #15806a; --medium: #b26a00; --hard: #b94a2c;
  --display: "Bricolage Grotesque", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --body: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --pill: #e6e9ef; --pace: #a85a00;
  --hl-bg: #fff0a3; --hl-line: #d9a400; --hl-ink: #5c4200;
}
:root[data-theme="dark"] {
  --bg: #12161e; --paper: #1a202b; --ink: #e8ebf1; --ink-2: #aeb5c3; --ink-3: #747c8b; --line: #2c3443;
  --accent: #7ba6ec; --accent-soft: #1d2a40; --done: #4fc3a4; --done-soft: #17302a; --warn: #e07a5a;
  --easy: #4fc3a4; --medium: #e0a24a; --hard: #f0845c; --pill: #0e1218; --pace: var(--done);
  --hl-bg: var(--done-soft); --hl-line: var(--done); --hl-ink: var(--done);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 84px; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 16px/1.5 var(--body); -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-underline-offset: 2px; }
button, select, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
[hidden] { display: none !important; }

/* ---------- header ---------- */
.top {
  position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 20px;
  padding: 12px 24px; background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
}
.brand { font: 700 19px/1 var(--display); color: var(--ink); text-decoration: none; white-space: nowrap; letter-spacing: -.01em; }
.brand b { color: var(--accent); font-weight: 800; }
.brand small { font: 400 11px var(--body); color: var(--ink-3); margin-left: 6px; letter-spacing: 0; }
.tabs {
  display: flex; gap: 4px; padding: 4px; border-radius: 999px; background: var(--pill);
  border: 1px solid var(--line); overflow-x: auto; scrollbar-width: none; min-width: 0;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  appearance: none; border: 1px solid transparent; background: none; cursor: pointer; white-space: nowrap;
  padding: 7px 16px; border-radius: 999px; font: 600 14px var(--body); color: var(--ink-2);
  text-decoration: none; display: inline-flex; align-items: center; gap: 8px;
}
.tab:hover { color: var(--ink); }
.tab[aria-current="page"] { background: var(--paper); color: var(--ink); border-color: var(--line); }
.tab .pct { font: 500 11px var(--mono); color: var(--ink-3); }
.tab[aria-current="page"] .pct { color: var(--done); }
.pace-ctl {
  margin-left: auto; display: flex; align-items: center; gap: 10px; flex: none;
  padding: 6px 14px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper);
}
.pace-ctl label { font: 600 12px var(--body); color: var(--ink-2); }
.pace-ctl output { font: 500 12px var(--mono); color: var(--ink); min-width: 52px; text-align: right; }
.pace-ctl input[type=range] {
  -webkit-appearance: none; appearance: none; width: 110px; height: 6px; border-radius: 99px; margin: 0; cursor: pointer;
  background: linear-gradient(to right, var(--accent) var(--fill, 0%), var(--line) var(--fill, 0%));
}
.pace-ctl input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%; background: var(--paper); border: 2px solid var(--accent); }
.pace-ctl input[type=range]::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: var(--paper); border: 2px solid var(--accent); }
.pace { font: 500 12px var(--mono); color: var(--accent); margin: 0 0 8px; }
.pace-total, .hero p.pace-total { margin: 0 0 12px; font-size: 13px; font-weight: 600; color: var(--pace); }
.sec > .pace-sec { margin: 0 0 4px; }
.card > .pace { margin: -2px 0 8px; font-size: 11px; }
@media (max-width: 760px) { .pace-lbl { display: none; } .pace-ctl { padding: 5px 10px; gap: 6px; } .pace-ctl input[type=range] { width: 72px; } .top { gap: 10px; padding: 10px 12px; } }
.theme {
  margin-left: 0; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line);
  background: var(--paper); color: var(--ink-2); cursor: pointer; display: grid; place-items: center; flex: none;
}
.theme:hover { color: var(--ink); }
.i-sun { display: none; }
:root[data-theme="dark"] .i-sun { display: block; }
:root[data-theme="dark"] .i-moon { display: none; }

/* ---------- layout ---------- */
.shell { display: grid; grid-template-columns: 232px minmax(0, 1fr); gap: 32px; max-width: 1240px; margin: 0 auto; padding: 28px 24px 80px; }
.side { position: sticky; top: 84px; align-self: start; max-height: calc(100vh - 100px); overflow-y: auto; padding-right: 4px; font-size: 14px; }
.side button {
  display: flex; width: 100%; align-items: baseline; justify-content: space-between; gap: 10px; text-align: left;
  background: none; border: 0; cursor: pointer; padding: 7px 10px; border-radius: 8px; color: var(--ink-2); line-height: 1.3;
}
.side button:hover { background: color-mix(in srgb, var(--ink) 5%, transparent); color: var(--ink); }
.side button[aria-current="true"] { background: var(--paper); color: var(--ink); font-weight: 600; box-shadow: inset 0 0 0 1px var(--line); }
.side .n { font: 500 11px var(--mono); color: var(--ink-3); white-space: nowrap; }
.side .n.full { color: var(--done); }
.main { min-width: 0; outline: none; }

/* ---------- hero ---------- */
.hero { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 36px; align-items: start; margin-bottom: 28px; }
.eyebrow { font: 500 11px var(--mono); color: var(--ink-3); margin: 0 0 10px; }
.hero h1 { font: 800 clamp(26px, 3.4vw, 38px)/1.08 var(--display); letter-spacing: -.025em; margin: 0 0 14px; text-wrap: balance; }
.hero p { color: var(--ink-2); margin: 0 0 10px; max-width: 62ch; }
.progress { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; }
.progress h2 { font: 700 15px var(--display); margin: 0 0 12px; }
.bar { height: 7px; border-radius: 99px; background: var(--line); overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--done); border-radius: 99px; transition: width .35s ease; }
.progress .count { font: 500 12px var(--mono); color: var(--ink-2); margin: 10px 0 12px; }
.progress ol { margin: 0 0 12px; padding-left: 18px; color: var(--ink-2); font-size: 14px; }
.progress ol li { margin-bottom: 4px; }
.linkbtn { background: none; border: 0; padding: 0; color: var(--ink-3); font-size: 13px; text-decoration: underline; cursor: pointer; }
.linkbtn:hover { color: var(--warn); }

.search { display: block; width: 100%; padding: 12px 16px; border-radius: 12px; border: 1px solid var(--line); background: var(--paper); margin-bottom: 30px; }
.search::placeholder { color: var(--ink-3); }

/* ---------- sections ---------- */
.sec { margin-bottom: 40px; }
.sec > h2 { font: 700 22px/1.2 var(--display); letter-spacing: -.015em; margin: 0 0 6px; text-wrap: balance; }
.sec > .secmeta { font: 500 11px var(--mono); color: var(--ink-3); margin: 0 0 14px; }
.sec h3 { font: 700 16px var(--display); margin: 26px 0 10px; letter-spacing: -.005em; }
.sec p { color: var(--ink-2); max-width: 78ch; margin: 0 0 14px; }
.sec p strong, .rows strong, .card strong { color: var(--ink); font-weight: 600; }
code { font: 500 .86em var(--mono); background: var(--accent-soft); color: var(--ink); padding: 1px 5px; border-radius: 5px; }
pre { margin: 0 0 16px; padding: 16px 18px; border-radius: 12px; background: var(--paper); border: 1px solid var(--line); overflow-x: auto; font: 400 13px/1.6 var(--mono); color: var(--ink-2); }

/* checklist rows */
.rows { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 8px; }
.row { position: relative; display: flex; gap: 14px; align-items: flex-start; padding: 12px 14px; background: var(--paper); border: 1px solid var(--line); border-radius: 10px; color: var(--ink-2); font-size: 15px; }
.row .txt { flex: 1; min-width: 0; }
.row.plain { background: transparent; border-color: transparent; padding: 4px 2px 4px 0; }
.row .mark { flex: none; font: 500 12px var(--mono); color: var(--ink-3); width: 20px; padding-top: 2px; }
.row.deliv { border-left: 3px solid var(--accent); }
.badge { display: inline-block; font: 600 11px var(--body); padding: 1px 8px; border-radius: 99px; background: var(--accent-soft); color: var(--accent); margin-right: 6px; vertical-align: 1px; }
.row.done, .card.done { background: var(--done-soft); border-color: color-mix(in srgb, var(--done) 40%, var(--line)); }
.row.done .txt { color: var(--ink-3); }

/* the circular check, as on the reference */
.chk { flex: none; width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--line); background: var(--paper); cursor: pointer; padding: 0; display: grid; place-items: center; color: transparent; transition: background .15s, border-color .15s; }
.chk:hover { border-color: var(--done); }
.chk svg { width: 11px; height: 11px; }
.done .chk, .chk[aria-checked="true"] { background: var(--done); border-color: var(--done); color: #fff; }
:root[data-theme="dark"] .done .chk { color: #0c1a16; }
.row .chk { margin-top: 2px; }

/* cards */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; margin-bottom: 18px; }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.card .head { display: flex; gap: 10px; align-items: flex-start; }
.card .num { font: 500 11px var(--mono); color: var(--ink-3); padding-top: 4px; min-width: 18px; }
.card h4 { margin: 0; flex: 1; font: 700 15px/1.3 var(--display); overflow-wrap: anywhere; }
.card h4 a { color: var(--ink); text-decoration-color: var(--line); }
.card h4 a:hover { color: var(--accent); }
.card dl { margin: 0; display: grid; gap: 7px; font-size: 14px; color: var(--ink-2); }
.card dt { font: 600 12px var(--body); color: var(--ink-3); margin: 0; }
.card dd { margin: 0; overflow-wrap: anywhere; }
.card .meta { display: flex; flex-wrap: wrap; gap: 6px 8px; align-items: center; font-size: 13px; color: var(--ink-2); }
.lvl { font: 600 12px var(--body); }
.lvl.Easy { color: var(--easy); } .lvl.Medium { color: var(--medium); } .lvl.Hard { color: var(--hard); }
.tag { font: 500 11px var(--mono); padding: 1px 7px; border-radius: 99px; background: var(--accent-soft); color: var(--accent); }
.card details { font-size: 14px; color: var(--ink-2); border-top: 1px solid var(--line); padding-top: 8px; margin-top: 2px; }
.card summary { cursor: pointer; font-weight: 600; color: var(--ink-3); list-style: none; font-size: 13px; }
.card summary::-webkit-details-marker { display: none; }
.card summary::before { content: "+"; display: inline-block; width: 14px; font-family: var(--mono); }
.card details[open] summary::before { content: "–"; }
.card details p { margin: 8px 0 0; max-width: none; font-size: 14px; }
.card details p b { display: block; font: 600 12px var(--body); color: var(--ink-3); }
.card select { margin-top: auto; align-self: flex-start; border: 1px solid var(--line); background: var(--bg); border-radius: 8px; padding: 4px 8px; font-size: 13px; cursor: pointer; }
.card.st-Revisit { border-color: var(--warn); }
.card.st-In-progress { border-color: var(--accent); }

.empty { color: var(--ink-3); padding: 30px 0; }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 820px) {
  .shell { grid-template-columns: 1fr; gap: 16px; padding: 16px 16px 60px; }
  .side { position: static; display: flex; gap: 6px; max-height: none; overflow-x: auto; padding: 0 0 6px; scrollbar-width: thin; }
  .side button { width: auto; flex: none; border: 1px solid var(--line); background: var(--paper); white-space: nowrap; }
  .side .n { display: none; }
  .top { padding: 10px 14px; gap: 10px; flex-wrap: wrap; }
  .brand small { display: none; }
  .tabs { order: 3; width: 100%; }
  .theme { order: 2; }
  html { scroll-padding-top: 130px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }

/* ---------- accordion (hands-on projects) ---------- */
.acc { background: var(--paper); border: 1px solid var(--line); border-radius: 12px; margin-bottom: 12px; }
.acc[open] { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.acc > summary { display: flex; align-items: center; gap: 12px; cursor: pointer; list-style: none; padding: 16px 18px; font: 700 16px/1.3 var(--display); color: var(--ink); }
.acc > summary::-webkit-details-marker { display: none; }
.acc > summary::before { content: ""; flex: none; width: 8px; height: 8px; border-right: 2px solid var(--ink-3); border-bottom: 2px solid var(--ink-3); transform: rotate(-45deg); transition: transform .15s; margin: 0 4px 0 2px; }
.acc[open] > summary::before { transform: rotate(45deg); }
.acc > summary:hover .acc-t { color: var(--accent); }
.acc-t { flex: 1; min-width: 0; }
.acc-n { font: 500 11px var(--mono); color: var(--ink-3); white-space: nowrap; }
.acc-n.full { color: var(--done); }
.acc-body { padding: 0 18px 8px; border-top: 1px solid var(--line); padding-top: 16px; }
.acc-body > p { margin-bottom: 10px; }
.acc-body > p > strong:only-child { display: block; margin-top: 8px; color: var(--ink); font: 700 14px var(--display); }
.card ul.topics { margin: 0; padding-left: 18px; }
.card ul.topics li { margin-bottom: 3px; }

/* ---------- domains dropdown ---------- */
.tab-menu svg { transition: transform .15s; }
.tab-menu[aria-expanded="true"] svg { transform: rotate(180deg); }
.menu {
  position: fixed; z-index: 40; min-width: 250px; max-width: calc(100vw - 16px); padding: 6px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 14px 34px rgba(0, 0, 0, .16);
}
.menu-item {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 9px 12px;
  border-radius: 9px; font: 600 14px var(--body); color: var(--ink-2); text-decoration: none; white-space: nowrap;
}
.menu-item:hover, .menu-item:focus-visible { background: var(--pill); color: var(--ink); }
.menu-item[aria-current="page"] { background: var(--pill); color: var(--ink); }
.menu-item .pct { font: 500 11px var(--mono); color: var(--ink-3); }
.menu-item[aria-current="page"] .pct { color: var(--done); }


.depth-box { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 10px; margin: 0 0 4px; padding: 7px 10px; border-radius: 8px; background: var(--hl-bg); box-shadow: inset 0 0 0 1px var(--hl-line); font-size: 14px; line-height: 1.3; }
.depth-box label { font-weight: 600; color: var(--hl-ink); cursor: pointer; }
.depth-box select { appearance: none; -webkit-appearance: none; border: 0; background: transparent; color: var(--hl-ink); font: 700 14px var(--body); text-align: right; text-align-last: right; padding: 0 16px 0 4px; cursor: pointer; min-width: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%23888' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2.5 4.5 6 8l3.5-3.5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 2px center; background-size: 12px; }
.depth-box select option { color: #1a2130; background: #fff; }
.depth-box:focus-within { box-shadow: inset 0 0 0 2px var(--hl-line); }
.depth-box select:focus-visible { outline: none; }
@media (max-width: 900px) { .side .depth-box { flex: none; margin: 0 6px 0 0; padding: 7px 12px; white-space: nowrap; } }

/* ---------- home page ---------- */
.shell.is-home { grid-template-columns: minmax(0, 1fr); max-width: 1160px; gap: 0; padding-top: 0; }
.shell.is-home .side { display: none; }
.home-hero {
  position: relative; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 48px; align-items: center;
  padding: 72px 0 56px; isolation: isolate;
}
.home-hero::before {
  content: ""; position: absolute; top: -80px; bottom: 0; left: 50%; width: 100vw; margin-left: -50vw; z-index: -1; pointer-events: none;
  background:
    radial-gradient(620px 320px at 78% 30%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%),
    radial-gradient(420px 260px at 8% 90%, color-mix(in srgb, var(--done) 13%, transparent), transparent 70%),
    radial-gradient(color-mix(in srgb, var(--ink) 11%, transparent) 1px, transparent 1.4px) 0 0 / 22px 22px;
  -webkit-mask-image: linear-gradient(to bottom, #000 55%, transparent); mask-image: linear-gradient(to bottom, #000 55%, transparent);
}
.home-copy .eyebrow { margin: 0 0 16px; font: 600 12px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.home-copy h1 { font: 800 clamp(36px, 5.2vw, 62px)/1.02 var(--display); letter-spacing: -.035em; margin: 0 0 20px; text-wrap: balance; }
.home-copy .mark { background: linear-gradient(transparent 62%, var(--hl-bg) 62%, var(--hl-bg) 92%, transparent 92%); padding: 0 .08em; }
.home-copy .lede { font-size: 18px; line-height: 1.55; color: var(--ink-2); max-width: 54ch; margin: 0 0 28px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 36px; }
.btn {
  display: inline-flex; align-items: center; gap: 4px; padding: 13px 22px; border-radius: 999px; cursor: pointer;
  font: 700 15px var(--body); text-decoration: none; border: 1px solid var(--line); background: var(--paper); color: var(--ink);
  transition: transform .15s, box-shadow .15s, background .15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 22px rgba(20, 30, 50, .12); }
.btn-main { background: var(--accent); border-color: var(--accent); color: #fff; }
:root[data-theme="dark"] .btn-main { color: #0b1220; }
.stats { display: flex; flex-wrap: wrap; gap: 8px 36px; list-style: none; padding: 20px 0 0; margin: 0; border-top: 1px solid var(--line); }
.stats li { display: flex; flex-direction: column; }
.stats b { font: 800 28px/1.1 var(--display); letter-spacing: -.02em; }
.stats span { font-size: 13px; color: var(--ink-3); }

.conflict {
  background: var(--paper); border: 1px solid var(--line); border-radius: 16px; overflow: hidden;
  box-shadow: 0 30px 60px -24px rgba(20, 30, 50, .28), 0 2px 0 rgba(255, 255, 255, .6) inset; transform: rotate(1.2deg);
  font: 500 13.5px/1 var(--mono);
}
:root[data-theme="dark"] .conflict { box-shadow: 0 30px 60px -24px rgba(0, 0, 0, .6); }
.conflict-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; background: var(--pill); border-bottom: 1px solid var(--line); }
.conflict-bar i { width: 11px; height: 11px; border-radius: 50%; background: var(--line); }
.conflict-bar i:nth-child(1) { background: #ec6a5e; } .conflict-bar i:nth-child(2) { background: #f4bf4f; } .conflict-bar i:nth-child(3) { background: #61c554; }
.conflict-bar span { margin-left: 10px; color: var(--ink-2); }
.conflict-bar em { margin-left: auto; font-style: normal; font-size: 11px; color: var(--warn); }
.cl { display: flex; gap: 14px; padding: 12px 16px; white-space: nowrap; overflow: hidden; }
.cl span { color: var(--ink-3); width: 12px; text-align: right; flex: none; }
.cl code { font: inherit; overflow: hidden; text-overflow: ellipsis; }
.cl.mk { color: var(--ink-3); background: color-mix(in srgb, var(--ink) 4%, transparent); }
.cl.cur { background: color-mix(in srgb, var(--warn) 13%, transparent); box-shadow: inset 3px 0 var(--warn); }
.cl.inc { background: color-mix(in srgb, var(--done) 15%, transparent); box-shadow: inset 3px 0 var(--done); color: var(--ink); }
.conflict-act { display: flex; gap: 14px; flex-wrap: wrap; padding: 14px 16px; border-top: 1px solid var(--line); font: 600 12px var(--body); color: var(--ink-3); }
.conflict-act b { color: var(--done); }

.home-how ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.home-how li { padding: 22px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); }
.home-how .num { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font: 700 14px var(--mono); margin-bottom: 12px; }
.home-how h3 { font: 700 18px var(--display); margin: 0 0 6px; letter-spacing: -.01em; }
.home-how p { margin: 0; color: var(--ink-2); font-size: 15px; }

.home-sec { margin-top: 64px; --tone: var(--accent); }
.home-h { margin-bottom: 20px; }
.home-h h2 { font: 800 clamp(22px, 2.6vw, 30px)/1.15 var(--display); letter-spacing: -.02em; margin: 0 0 4px; display: flex; align-items: center; gap: 12px; }
.home-h h2::before { content: ""; width: 10px; height: 10px; border-radius: 3px; background: var(--tone); flex: none; }
.home-h p { margin: 0; color: var(--ink-2); }
.tone-advanced { --tone: var(--done); } .tone-stacks { --tone: var(--warn); } .tone-languages { --tone: var(--medium); } .tone-domains { --tone: #8b5cc6; }
:root[data-theme="dark"] .tone-domains { --tone: #b28af0; }
.home-anchor { scroll-margin-top: 80px; height: 0; }

.paths { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; }
.path { padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); }
.path h3 { font: 700 17px var(--display); margin: 0 0 4px; }
.path p { margin: 0 0 14px; color: var(--ink-2); font-size: 14.5px; }
.chips { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.chip { padding: 4px 11px; border-radius: 999px; background: var(--pill); border: 1px solid var(--line); color: var(--ink); font: 600 13px var(--body); text-decoration: none; }
.chip:hover { border-color: var(--accent); color: var(--accent); }
.arr { color: var(--ink-3); font-size: 12px; }

.hgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.hcard {
  position: relative; display: flex; flex-direction: column; gap: 8px; padding: 18px 18px 16px; border-radius: 16px; text-decoration: none; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line); overflow: hidden; transition: transform .15s, box-shadow .15s, border-color .15s;
}
.hcard::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--tone); opacity: .85; }
.hcard:hover { transform: translateY(-3px); border-color: var(--tone); box-shadow: 0 14px 30px -12px rgba(20, 30, 50, .25); }
.hcard-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.hcard-top b { font: 700 18px var(--display); letter-spacing: -.01em; }
.hpct { font: 500 12px var(--mono); color: var(--ink-3); } .hpct.on { color: var(--done); }
.hcard-d { color: var(--ink-2); font-size: 14.5px; line-height: 1.45; flex: 1; }
.hcard-m { font: 500 12px var(--mono); color: var(--ink-3); }
.hbar { height: 4px; border-radius: 99px; background: var(--line); overflow: hidden; }
.hbar i { display: block; height: 100%; background: var(--done); border-radius: 99px; }

.home-foot { margin-top: 72px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--ink-3); font-size: 14px; }
.home-foot p { margin: 0 0 4px; }

@media (max-width: 900px) {
  .home-hero { grid-template-columns: 1fr; gap: 36px; padding: 40px 0 36px; }
  .conflict { transform: none; max-width: 560px; }
  .home-how ol { grid-template-columns: 1fr; }
}
@media (max-width: 820px) { .shell.is-home { padding: 0 16px 60px; } }
@media (prefers-reduced-motion: reduce) { .btn:hover, .hcard:hover { transform: none; } }
body:has(.shell.is-home) { overflow-x: clip; }
.cl code { background: none; border: 0; padding: 0; }