:root{color:#e9eef3;background:#050607;color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;--black: #050607;--panel: #111418;--panel-soft: #181d22;--ink: #f4f7fa;--silver: #c8d0d8;--muted: #8f9aa5;--muted-strong: #b6c1cb;--line: rgba(220, 228, 236, .18);--blue: #55b8ff;--red: #ff7272}[data-astro-cid-xcuk5dcb]{box-sizing:border-box}html{overflow-x:hidden}body{min-width:320px;margin:0;background:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.026) 1px,transparent 1px),radial-gradient(circle at 78% 10%,rgba(85,184,255,.14),transparent 28%),linear-gradient(135deg,#030405,#0d1013 46%,#050607);background-size:28px 28px,28px 28px,auto,auto}a[data-astro-cid-xcuk5dcb]{color:inherit}.shell[data-astro-cid-xcuk5dcb]{width:100%;max-width:100vw;min-height:100vh;display:grid;grid-template-columns:248px minmax(0,1fr)}.sidebar[data-astro-cid-xcuk5dcb]{min-height:100vh;position:sticky;top:0;align-self:start;padding:24px 18px;border-right:1px solid var(--line);background:#050607e6;backdrop-filter:blur(12px)}.brand[data-astro-cid-xcuk5dcb]{display:flex;align-items:center;gap:12px;margin-bottom:28px;color:var(--ink);font-weight:850}.mark[data-astro-cid-xcuk5dcb]{width:40px;height:40px;display:grid;place-items:center;border:1px solid rgba(244,247,250,.58);border-radius:8px;color:var(--black);background:linear-gradient(145deg,#fff,#9da7b1);box-shadow:0 0 24px #ffffff1f}nav[data-astro-cid-xcuk5dcb]{display:grid;gap:8px}nav[data-astro-cid-xcuk5dcb] a[data-astro-cid-xcuk5dcb]{padding:10px 12px;border:1px solid transparent;border-radius:8px;color:var(--muted);text-decoration:none;font-weight:750}nav[data-astro-cid-xcuk5dcb] a[data-astro-cid-xcuk5dcb] strong[data-astro-cid-xcuk5dcb],nav[data-astro-cid-xcuk5dcb] a[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]{display:block}nav[data-astro-cid-xcuk5dcb] a[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]{margin-top:3px;color:#76828d;font-size:12px;font-weight:650;line-height:1.35}nav[data-astro-cid-xcuk5dcb] a[data-astro-cid-xcuk5dcb][aria-current=page],nav[data-astro-cid-xcuk5dcb] a[data-astro-cid-xcuk5dcb]:hover{color:var(--ink);border-color:var(--line);background:#ffffff0e}nav[data-astro-cid-xcuk5dcb] a[data-astro-cid-xcuk5dcb][aria-current=page] span[data-astro-cid-xcuk5dcb],nav[data-astro-cid-xcuk5dcb] a[data-astro-cid-xcuk5dcb]:hover span[data-astro-cid-xcuk5dcb]{color:#aab5bf}.nav-label[data-astro-cid-xcuk5dcb]{margin:14px 12px 4px;color:var(--blue);font-size:11px;font-weight:850;letter-spacing:.08em;text-transform:uppercase}main[data-astro-cid-xcuk5dcb]{min-width:0;padding:34px;overflow:hidden}.page[data-astro-cid-xcuk5dcb]{width:100%;max-width:1180px;margin:0 auto}.hero[data-astro-cid-xcuk5dcb]{min-height:72vh;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(310px,.95fr);gap:30px;align-items:center;padding-bottom:32px}.eyebrow[data-astro-cid-xcuk5dcb]{margin:0 0 12px;color:var(--blue);font-size:13px;font-weight:850;letter-spacing:.08em;text-transform:uppercase}h1[data-astro-cid-xcuk5dcb],h2[data-astro-cid-xcuk5dcb],h3[data-astro-cid-xcuk5dcb],p[data-astro-cid-xcuk5dcb]{margin-top:0}h1[data-astro-cid-xcuk5dcb],h2[data-astro-cid-xcuk5dcb],h3[data-astro-cid-xcuk5dcb]{color:var(--ink)}h1[data-astro-cid-xcuk5dcb]{max-width:860px;margin-bottom:20px;font-size:clamp(42px,6.7vw,82px);line-height:.95;letter-spacing:0}h2[data-astro-cid-xcuk5dcb]{margin-bottom:12px;font-size:clamp(28px,4vw,42px);line-height:1.08}h3[data-astro-cid-xcuk5dcb]{margin-bottom:10px;font-size:22px;line-height:1.12}p[data-astro-cid-xcuk5dcb],li[data-astro-cid-xcuk5dcb]{color:var(--muted-strong);line-height:1.65}.lead[data-astro-cid-xcuk5dcb]{max-width:780px;color:#c6d0da;font-size:20px;line-height:1.62}.hero-actions[data-astro-cid-xcuk5dcb]{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.button[data-astro-cid-xcuk5dcb]{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;border:1px solid rgba(244,247,250,.28);border-radius:8px;color:var(--ink);background:#ffffff0f;text-decoration:none;font-weight:850}.button[data-astro-cid-xcuk5dcb].primary{color:var(--black);border-color:transparent;background:linear-gradient(145deg,#f7fafc,#a8b2bb)}.panel[data-astro-cid-xcuk5dcb],.card[data-astro-cid-xcuk5dcb],.case[data-astro-cid-xcuk5dcb],.matrix[data-astro-cid-xcuk5dcb],.worksheet[data-astro-cid-xcuk5dcb],.drill-card[data-astro-cid-xcuk5dcb]{border:1px solid var(--line);border-radius:8px;background:linear-gradient(180deg,#ffffff14,#ffffff09)}.hero-panel[data-astro-cid-xcuk5dcb]{display:grid;gap:14px;padding:18px}.scoreboard[data-astro-cid-xcuk5dcb]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.score[data-astro-cid-xcuk5dcb]{min-height:98px;display:grid;align-content:center;gap:6px;padding:14px;border:1px solid var(--line);border-radius:8px;background:#12161b}.score[data-astro-cid-xcuk5dcb] strong[data-astro-cid-xcuk5dcb]{color:var(--ink);font-size:24px;line-height:1}.score[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]{color:var(--muted);font-size:13px;line-height:1.35}.leak-map[data-astro-cid-xcuk5dcb]{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.leak-map[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]{min-height:58px;display:grid;place-items:center;padding:8px;border:1px solid rgba(244,247,250,.16);border-radius:8px;color:var(--silver);background:#ffffff0b;font-size:13px;font-weight:850;text-align:center}.leak-map[data-astro-cid-xcuk5dcb] .pressure[data-astro-cid-xcuk5dcb]{border-color:#55b8ff85;background:#55b8ff1f}.leak-map[data-astro-cid-xcuk5dcb] .danger[data-astro-cid-xcuk5dcb]{border-color:#ff72726b;background:#ff72721a}.section[data-astro-cid-xcuk5dcb]{padding:34px 0;border-top:1px solid var(--line);content-visibility:auto;contain-intrinsic-size:auto 620px}.section-head[data-astro-cid-xcuk5dcb]{max-width:860px;margin-bottom:22px}.grid[data-astro-cid-xcuk5dcb]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.two-col[data-astro-cid-xcuk5dcb]{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:16px}.card[data-astro-cid-xcuk5dcb],.case[data-astro-cid-xcuk5dcb],.worksheet[data-astro-cid-xcuk5dcb],.drill-card[data-astro-cid-xcuk5dcb],.matrix[data-astro-cid-xcuk5dcb]{padding:20px}.tag[data-astro-cid-xcuk5dcb]{display:inline-flex;width:fit-content;margin-bottom:12px;padding:4px 8px;border:1px solid rgba(200,208,216,.34);border-radius:8px;color:var(--silver);background:#c8d0d814;font-size:12px;font-weight:900;text-transform:uppercase}.tag[data-astro-cid-xcuk5dcb].blue{border-color:#55b8ff59;color:var(--blue);background:#55b8ff14}.tag[data-astro-cid-xcuk5dcb].red{border-color:#ff72725c;color:var(--red);background:#ff727214}.card[data-astro-cid-xcuk5dcb] ul[data-astro-cid-xcuk5dcb],.case[data-astro-cid-xcuk5dcb] ul[data-astro-cid-xcuk5dcb],.worksheet[data-astro-cid-xcuk5dcb] ul[data-astro-cid-xcuk5dcb]{margin:0;padding-left:18px}.card[data-astro-cid-xcuk5dcb] li[data-astro-cid-xcuk5dcb]+li[data-astro-cid-xcuk5dcb],.case[data-astro-cid-xcuk5dcb] li[data-astro-cid-xcuk5dcb]+li[data-astro-cid-xcuk5dcb],.worksheet[data-astro-cid-xcuk5dcb] li[data-astro-cid-xcuk5dcb]+li[data-astro-cid-xcuk5dcb]{margin-top:10px}strong[data-astro-cid-xcuk5dcb]{color:var(--ink)}.read-table[data-astro-cid-xcuk5dcb]{display:grid;border:1px solid var(--line);border-radius:8px;overflow:hidden}.read-row[data-astro-cid-xcuk5dcb]{display:grid;grid-template-columns:.8fr 1.05fr 1.05fr 1.1fr}.read-row[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]{padding:12px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted-strong);font-size:14px;line-height:1.45}.read-row[data-astro-cid-xcuk5dcb]:first-child span[data-astro-cid-xcuk5dcb]{color:var(--ink);background:#ffffff0f;font-weight:850}.read-row[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]:last-child{border-right:0}.read-row[data-astro-cid-xcuk5dcb]:last-child span[data-astro-cid-xcuk5dcb]{border-bottom:0}.matrix[data-astro-cid-xcuk5dcb]{display:grid;gap:12px}.street[data-astro-cid-xcuk5dcb]{display:grid;grid-template-columns:150px minmax(0,1fr);gap:12px;align-items:start;padding:14px;border:1px solid var(--line);border-radius:8px;background:#ffffff08}.street[data-astro-cid-xcuk5dcb] b[data-astro-cid-xcuk5dcb]{color:var(--ink)}.street[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]{color:var(--muted-strong);line-height:1.6}.drill-board[data-astro-cid-xcuk5dcb]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.drill-actions[data-astro-cid-xcuk5dcb]{display:grid;gap:10px;margin-top:16px}button[data-astro-cid-xcuk5dcb]{min-height:44px;padding:10px 12px;border:1px solid rgba(244,247,250,.22);border-radius:8px;color:var(--ink);background:#101418;font:inherit;font-size:14px;font-weight:750;text-align:left;cursor:pointer}button[data-astro-cid-xcuk5dcb]:hover{border-color:#55b8ff9e}button[data-astro-cid-xcuk5dcb].is-correct{color:var(--black);border-color:#f4f7fae0;background:linear-gradient(145deg,#f7fafc,#a8b2bb)}button[data-astro-cid-xcuk5dcb].is-missed{border-color:#ff72729e;background:#ff72721f}.drill-feedback[data-astro-cid-xcuk5dcb]{min-height:54px;margin-bottom:0;color:var(--silver)}.tool-links[data-astro-cid-xcuk5dcb]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.tool-link[data-astro-cid-xcuk5dcb]{display:block;padding:18px;border:1px solid var(--line);border-radius:8px;color:var(--ink);background:#ffffff0b;text-decoration:none}.tool-link[data-astro-cid-xcuk5dcb] strong[data-astro-cid-xcuk5dcb]{display:block;margin-bottom:6px}.tool-link[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]{color:var(--muted);line-height:1.5}.footer-note[data-astro-cid-xcuk5dcb]{padding:24px 0 40px;color:var(--muted)}@media(max-width:980px){.shell[data-astro-cid-xcuk5dcb]{grid-template-columns:1fr}.sidebar[data-astro-cid-xcuk5dcb]{min-height:auto;max-height:46vh;overflow:auto;z-index:3;border-right:0;border-bottom:1px solid var(--line)}nav[data-astro-cid-xcuk5dcb]{display:flex;flex-wrap:wrap}nav[data-astro-cid-xcuk5dcb] a[data-astro-cid-xcuk5dcb]{flex:1 1 210px}main[data-astro-cid-xcuk5dcb]{width:100vw;max-width:100vw;padding:20px}.hero[data-astro-cid-xcuk5dcb],.grid[data-astro-cid-xcuk5dcb],.two-col[data-astro-cid-xcuk5dcb],.drill-board[data-astro-cid-xcuk5dcb],.tool-links[data-astro-cid-xcuk5dcb]{grid-template-columns:1fr}}@media(max-width:680px){main[data-astro-cid-xcuk5dcb]{padding:14px}h1[data-astro-cid-xcuk5dcb]{font-size:36px;line-height:1.02}.lead[data-astro-cid-xcuk5dcb]{font-size:18px}.hero[data-astro-cid-xcuk5dcb]{min-height:auto;gap:22px}.hero-actions[data-astro-cid-xcuk5dcb],.scoreboard[data-astro-cid-xcuk5dcb],.leak-map[data-astro-cid-xcuk5dcb]{grid-template-columns:1fr}.button[data-astro-cid-xcuk5dcb]{width:100%;text-align:center}.read-table[data-astro-cid-xcuk5dcb]{overflow:visible;gap:10px;border:0;border-radius:0}.read-row[data-astro-cid-xcuk5dcb]{grid-template-columns:1fr;border:1px solid var(--line);border-radius:8px;overflow:hidden}.read-row[data-astro-cid-xcuk5dcb]:first-child{display:none}.read-row[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]{border-left:0}.read-row[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]:before{display:block;margin-bottom:4px;color:var(--blue);font-size:11px;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.read-row[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]:nth-child(1):before{content:"Leak"}.read-row[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]:nth-child(2):before{content:"Table signal"}.read-row[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]:nth-child(3):before{content:"Exploit adjustment"}.read-row[data-astro-cid-xcuk5dcb] span[data-astro-cid-xcuk5dcb]:nth-child(4):before{content:"Practical caution"}.street[data-astro-cid-xcuk5dcb]{grid-template-columns:1fr}}