/* Winzap Click - the Exchange Academy. Light "paper" theme, dark teal sidebar, serif headings. No frameworks. */
@font-face{font-family:"Fraunces";font-style:normal;font-weight:700;font-display:swap;src:url("/assets/fonts/fraunces-700.woff2") format("woff2")}

:root{
  --ink:#0b2f38;--ink2:#0f3d48;--ink3:#164c58;
  --teal:#0f7c8c;--teal-d:#0a5f6c;--teal-l:#e2f2f4;--teal-xl:#f0f8f9;
  --bg:#f6f5f0;--card:#fff;--line:#e3e6e1;--line2:#eef0ec;
  --text:#1b2a2f;--muted:#5b6b70;--dim:#8a979b;
  --back:#a9d6f5;--back-d:#1c5f9a;--back-l:#e5f2fc;--lay:#f8c6cf;--lay-d:#b4283f;--lay-l:#fdeaee;
  --amber:#e39b16;--amber-l:#fff3dc;--green:#1f9d55;--green-l:#e6f6ec;--red:#c62f3f;
  --r:18px;--r-sm:11px;--side:270px;--maxw:1100px;--shadow:0 10px 30px rgba(11,47,56,.08);
  --display:"Fraunces",Georgia,"Times New Roman",serif;
  --body:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--text);font:400 16px/1.65 var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal-d);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--display);font-weight:700;line-height:1.12;letter-spacing:-.01em;margin:0 0 .45em;color:var(--ink)}
h1{font-size:clamp(2.1rem,4.4vw,3.4rem)}
h2{font-size:clamp(1.55rem,2.8vw,2.2rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.ico{flex:none;vertical-align:-3px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
.dim{color:var(--dim)}
.narrow{max-width:760px}
.center{text-align:center}
.center .btn-row{justify-content:center}

/* ---------- top strip + header ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(16px,3vw,32px)}
.strip{background:var(--ink);color:#b9cbcf;font-size:.82rem}
.strip-in{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:36px;padding-top:4px;padding-bottom:4px}
.strip .age b{display:inline-block;background:#fff;color:var(--ink);font-size:.7rem;font-weight:800;padding:1px 6px;border-radius:5px;margin-right:6px}
.strip a{color:#9fd9e2}
.strip-brand{display:inline-flex;align-items:center;gap:5px;white-space:nowrap}
.strip-brand b{color:#fff}
.site-head{position:sticky;top:0;z-index:30;background:rgba(246,245,240,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;gap:22px;min-height:76px}
.brand{display:inline-flex;align-items:center;gap:12px;flex:none}
.brand:hover{text-decoration:none}
.brand-logo{display:grid;place-items:center;background:var(--ink);border-radius:12px;padding:8px 12px}
.brand-sub{font-family:var(--display);font-size:1.05rem;line-height:1.05;color:var(--ink)}
.nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav > a{display:inline-flex;align-items:center;gap:6px;padding:9px 11px;border-radius:999px;color:var(--ink2);font-weight:600;font-size:.94rem;white-space:nowrap;position:relative}
@media (max-width:1180px) and (min-width:981px){.nav > a .ico{display:none}.nav > a.nav-cta .ico{display:inline}.nav > a{padding:9px 10px}}
.nav > a .ico{color:var(--teal)}
.nav > a:hover{background:var(--teal-l);text-decoration:none;color:var(--ink)}
.nav > a.on{background:var(--ink);color:#fff}
.nav > a.on .ico{color:#9fd9e2}
.nav-cta{margin-left:10px}
.nav > a.nav-cta,.nav > a.nav-cta:hover{color:#fff;background:var(--teal);padding:9px 16px}
.nav > a.nav-cta.on{background:var(--ink)}
.menu-btn{display:none}
.scrim{display:none}
.shell{min-height:60vh}
.main{min-width:0;padding:0 clamp(16px,3vw,32px) 40px}
.main > section,.main > article,.main > .art-layout,.main > .page-head,.main > .market-hero{max-width:var(--maxw);margin-left:auto;margin-right:auto}

/* ---------- buttons, badges, chips ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:999px;font-weight:700;font-size:.98rem;border:1.5px solid transparent;cursor:pointer;transition:transform .12s,background .15s,box-shadow .15s;line-height:1.2}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-accent{background:var(--teal);color:#fff;box-shadow:0 8px 20px rgba(15,124,140,.28)}
.btn-accent:hover{background:var(--teal-d)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{background:#fff;border-color:var(--teal)}
.btn-block{width:100%}
.btn-sm{padding:8px 14px;font-size:.88rem}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 0}
.badge{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:3px 9px;border-radius:999px;background:var(--teal-l);color:var(--teal-d)}
.badge.c-team-sport{background:#e6ecfb;color:#2a4a9d}
.badge.c-individual-sport{background:var(--amber-l);color:#9b6400}
.badge.c-racing{background:var(--green-l);color:#166b3a}
.lvl{display:inline-flex;align-items:center;gap:6px;font-size:.74rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:3px 10px;border-radius:999px;background:var(--teal-l);color:var(--teal-d)}
.lvl-2{background:#e6ecfb;color:#2a4a9d}
.lvl-3{background:var(--amber-l);color:#9b6400}
.lvl small{font-weight:600;opacity:.75}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 20px}
.chip{border:1.5px solid var(--line);background:#fff;color:var(--ink);border-radius:999px;padding:7px 14px;font-weight:600;font-size:.9rem;cursor:pointer;font-family:inherit}
.chip small{color:var(--dim);font-weight:600;margin-left:3px}
.chip.on,.chip:hover{border-color:var(--teal);background:var(--teal-l);color:var(--teal-d);text-decoration:none}
.eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--teal);margin:0 0 10px}
.kicker{font-size:.82rem;font-weight:600;color:var(--muted);display:inline-flex;align-items:center;gap:6px;flex-wrap:wrap}
.link-all{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--teal-d);white-space:nowrap}

/* ---------- sections ---------- */
.section{padding:52px 0}
.section.tight{padding-top:8px}
.section.alt{position:relative}
.section.alt::before{content:"";position:absolute;inset:0 -100vw;background:var(--teal-xl);z-index:-1}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:26px}
.sec-head .sub{color:var(--muted);max-width:640px;margin:0}
.page-head{padding:44px 0 22px}
.page-head .lead,.hero .lead{font-size:1.14rem;color:var(--muted);max-width:720px}
.crumbs{font-size:.84rem;color:var(--dim);margin-bottom:14px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:var(--muted)}
.provider-note{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:var(--r-sm);padding:12px 14px;margin:18px 0 0}
.provider-note .ico{margin-top:3px;color:var(--teal)}
.empty{color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:var(--r-sm);padding:22px;text-align:center}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow)}

/* ---------- hero with the ladder demo ---------- */
.hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);gap:48px;align-items:center;padding:56px 0 40px}
.hero h1{font-size:clamp(2.4rem,4.8vw,3.9rem)}
.hero h1 em{font-style:italic;color:var(--teal)}
.stats{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-wrap:wrap;gap:10px 28px}
.stats li{display:flex;flex-direction:column}
.stats b{font-family:var(--display);font-size:1.7rem;color:var(--ink);line-height:1}
.stats span{font-size:.82rem;color:var(--muted)}
.ladder-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:16px;transform:rotate(-1.2deg)}
.ladder-head{display:flex;align-items:center;gap:10px;font-size:.9rem;margin-bottom:10px}
.live-dot{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px var(--green-l);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px var(--green-l)}50%{box-shadow:0 0 0 6px rgba(31,157,85,.15)}}
.ladder{width:100%;border-collapse:separate;border-spacing:4px;font-size:.92rem}
.ladder th{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);text-align:left;padding:2px 6px;font-weight:700}
.ladder th.back-h{color:var(--back-d);text-align:center}
.ladder th.lay-h{color:var(--lay-d);text-align:center}
.ladder td{padding:8px 8px;vertical-align:middle;border-radius:8px}
.ladder td:first-child{font-weight:700;color:var(--ink)}
.ladder td small{display:block;font-weight:400;color:var(--dim);font-size:.74rem}
.ladder td.back{background:var(--back);text-align:center;width:88px}
.ladder td.lay{background:var(--lay);text-align:center;width:88px}
.ladder td.back b,.ladder td.lay b{display:block;font-size:1.08rem;color:var(--ink)}
.ladder td.back small,.ladder td.lay small{color:#2b4455}
.ladder-foot{margin-top:10px;display:flex;flex-direction:column;gap:6px}
.slip{display:flex;justify-content:space-between;gap:10px;font-size:.84rem;background:var(--bg);border-radius:8px;padding:7px 10px;color:var(--muted)}
.slip .good{color:var(--green)}
.slip .bad{color:var(--red)}
.demo-note{display:flex;gap:8px;align-items:flex-start;font-size:.84rem;color:var(--muted);margin:16px 6px 0}
.demo-note .ico{color:var(--teal);margin-top:3px}

/* ---------- course path ---------- */
.path{position:relative;display:flex;flex-direction:column;gap:10px}
.path-level{display:flex;align-items:center;gap:12px;margin:18px 0 4px;font-size:.9rem}
.path-level:first-child{margin-top:0}
.lesson-row{display:grid;grid-template-columns:54px minmax(0,1fr) 36px;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:14px 16px 14px 12px;color:inherit;transition:border-color .15s,transform .12s,box-shadow .15s}
.lesson-row:hover{text-decoration:none;border-color:var(--teal);transform:translateX(3px);box-shadow:var(--shadow)}
.lesson-n{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:#fff;font-family:var(--display);font-size:1.25rem}
.lesson-n:empty{display:none}
.lesson-row:has(.lesson-n:empty){grid-template-columns:minmax(0,1fr) 36px}
.lesson-body{display:flex;flex-direction:column;gap:3px;min-width:0}
.lesson-body strong{font-family:var(--display);font-size:1.12rem;color:var(--ink);line-height:1.25}
.lesson-meta{font-size:.78rem;color:var(--dim);display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.lesson-ex{font-size:.9rem;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lesson-go{color:var(--teal);justify-self:end}
.path-more{align-self:flex-start;margin:2px 0 0 68px;font-weight:700;font-size:.9rem;display:inline-flex;align-items:center;gap:6px}
.path.compact .lesson-row{padding:12px 14px}
.level-jump{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.level-jump .lvl{padding:7px 14px;font-size:.8rem}
.level-jump .lvl:hover{text-decoration:none;filter:brightness(.95)}

/* ---------- calculators ---------- */
.calc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.calc-grid.two{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));margin-bottom:44px}
.calc-card{display:flex;flex-direction:column;gap:8px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;color:inherit;box-shadow:var(--shadow);transition:transform .12s,border-color .15s}
.calc-card:hover{text-decoration:none;transform:translateY(-3px);border-color:var(--teal)}
.calc-card h3{margin:0}
.calc-card p{color:var(--muted);margin:0;font-size:.94rem;flex:1}
.calc-ico{width:50px;height:50px;border-radius:14px;background:var(--teal-l);color:var(--teal-d);display:grid;place-items:center}
.more{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--teal-d);font-size:.9rem}
.calc-tabs{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 18px}
.calc-tabs a{display:inline-flex;align-items:center;gap:6px;padding:7px 13px;border-radius:999px;border:1.5px solid var(--line);background:#fff;font-weight:600;font-size:.88rem;color:var(--ink)}
.calc-tabs a.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.calc-tabs a:hover{text-decoration:none;border-color:var(--teal)}
.calc-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.85fr);gap:24px;align-items:start}
.calc-form .field{margin-bottom:14px}
.calc-fine{margin:0 0 16px}
.two-f{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field label{display:block;font-weight:700;font-size:.9rem;margin-bottom:6px;color:var(--ink)}
.input{display:flex;align-items:center;gap:8px;border:1.5px solid var(--line);border-radius:12px;background:#fff;padding:0 12px;transition:border-color .15s,box-shadow .15s}
.input:focus-within{border-color:var(--teal);box-shadow:0 0 0 4px var(--teal-l)}
.input .ico{color:var(--dim)}
.input input,.input select{flex:1;min-width:0;border:0;background:transparent;padding:12px 0;font:inherit;font-size:1rem;color:var(--text);outline:none}
.input .rs{color:var(--dim);font-weight:700}
.input.select select{cursor:pointer}
.hint{display:block;font-size:.82rem;color:var(--dim);margin-top:5px}
.quick{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.qchip{border:1px solid var(--line);background:var(--bg);border-radius:999px;padding:5px 11px;font:inherit;font-size:.82rem;font-weight:600;cursor:pointer;color:var(--ink)}
.qchip:hover{border-color:var(--teal);background:var(--teal-l)}
.dutch-rows{display:flex;flex-direction:column;gap:8px}
.dutch-row{display:grid;grid-template-columns:28px minmax(0,1fr) 34px;gap:8px;align-items:center}
.dutch-row b{color:var(--dim);font-size:.85rem}
.dutch-row .x{border:0;background:transparent;color:var(--dim);cursor:pointer;font-size:1.1rem;padding:4px;border-radius:6px}
.dutch-row .x:hover{background:var(--lay-l);color:var(--lay-d)}
.calc-out{background:var(--ink);color:#e6f1f3;border-radius:var(--r);padding:24px;position:sticky;top:24px}
.calc-out h2{color:#fff;font-size:1.3rem;margin-bottom:12px}
.verdict{background:rgba(255,255,255,.08);border-radius:12px;padding:12px 14px;font-weight:600;line-height:1.45;margin-bottom:14px;border-left:4px solid #9fd9e2}
.verdict.good{border-left-color:#5fe3a1}
.verdict.bad{border-left-color:#ff8a94}
.out-grid{margin:0;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.out-grid div{background:rgba(255,255,255,.06);border-radius:10px;padding:10px 12px}
.out-grid div.big{grid-column:1 / -1;background:rgba(255,255,255,.12)}
.out-grid div.back{background:rgba(169,214,245,.18);border-left:3px solid var(--back)}
.out-grid div.lay{background:rgba(248,198,207,.16);border-left:3px solid var(--lay)}
.out-grid dt{font-size:.76rem;text-transform:uppercase;letter-spacing:.06em;color:#9fb6bb;margin-bottom:3px}
.out-grid dd{margin:0;font-weight:700;font-size:1.05rem;color:#fff;font-variant-numeric:tabular-nums}
.out-grid div.big dd{font-size:1.5rem;font-family:var(--display)}
.out-notes{margin:14px 0 0;padding-left:18px;font-size:.85rem;color:#b9cbcf}
.out-notes li{margin-bottom:5px}
.fine{font-size:.8rem;color:var(--dim)}
.calc-out .fine{color:#8fa5aa;margin:14px 0 0}

/* ---------- tiles (markets) ---------- */
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.tile{display:grid;grid-template-columns:120px minmax(0,1fr);background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;color:inherit;transition:transform .12s,border-color .15s,box-shadow .15s}
.tile:hover{text-decoration:none;transform:translateY(-3px);border-color:var(--teal);box-shadow:var(--shadow)}
.tile-img{background:var(--ink);display:grid;place-items:center;min-height:100%}
.tile-img img{width:100%;height:100%;object-fit:cover}
.tile-ph{color:#9fd9e2}
.tile-body{padding:16px 18px;display:flex;flex-direction:column;gap:6px}
.tile-body h3{margin:4px 0 0}
.tile-body p{color:var(--muted);font-size:.9rem;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tile-meta{margin:4px 0 0;display:flex;flex-wrap:wrap;gap:4px 16px;font-size:.8rem}
.tile-meta dt{color:var(--dim);display:inline}
.tile-meta dd{display:inline;margin:0 0 0 4px;font-weight:600;color:var(--ink)}
.tile .more{margin-top:auto;padding-top:6px}

/* ---------- market page hero ---------- */
.market-hero{display:grid;grid-template-columns:minmax(220px,360px) minmax(0,1fr);gap:36px;align-items:center;padding:40px 0 26px}
.market-poster img{border-radius:var(--r);box-shadow:var(--shadow)}
.chips-facts{list-style:none;padding:0;margin:16px 0 0;display:flex;flex-wrap:wrap;gap:8px}
.chips-facts li{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:.86rem;color:var(--muted)}
.chips-facts b{color:var(--ink)}
.mini-warn{display:flex;gap:8px;align-items:flex-start;font-size:.84rem;color:var(--muted);margin:16px 0 0}
.mini-warn .ico{color:var(--amber);margin-top:3px}

/* ---------- article / market layout ---------- */
.art-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:start;padding-bottom:30px}
.art-main{min-width:0}
.art-side{position:sticky;top:24px;display:flex;flex-direction:column;gap:14px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:18px}
.side-card h3{font-size:1rem;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.side-card.warn{background:var(--amber-l);border-color:#f3d79a}
.side-card.cta{background:var(--ink);color:#e6f1f3;border-color:var(--ink)}
.side-card.cta h3{color:#fff}
.side-card.tools a{display:flex;align-items:center;gap:8px;padding:7px 0;border-top:1px solid var(--line2);font-weight:600;font-size:.92rem}
.side-card.tools a:first-of-type{border-top:0}
.kv{margin:0}
.kv div{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-top:1px solid var(--line2);font-size:.9rem}
.kv div:first-child{border-top:0}
.kv dt{color:var(--muted)}
.kv dd{margin:0;font-weight:600;text-align:right}
.mini-gloss{margin:0}
.mini-gloss div{padding:6px 0;border-top:1px solid var(--line2);font-size:.88rem}
.mini-gloss div:first-child{border-top:0}
.mini-gloss dt{font-weight:700;color:var(--ink)}
.mini-gloss dd{margin:0;color:var(--muted)}
.progress{height:6px;background:var(--line);border-radius:999px;overflow:hidden;max-width:420px;margin-top:16px}
.progress i{display:block;height:100%;background:var(--teal);border-radius:999px}
.art-img{margin:0 0 24px}
.art-img img{border-radius:var(--r)}
.takeaways{background:var(--teal-l);border-radius:var(--r-sm);padding:18px 20px;margin:0 0 26px}
.takeaways h2{font-size:1rem;font-family:var(--body);text-transform:uppercase;letter-spacing:.08em;color:var(--teal-d);display:flex;align-items:center;gap:8px;margin-bottom:8px}
.takeaways ul{margin:0;padding-left:20px}
.takeaways li{margin-bottom:4px}
.prose{font-size:1.05rem;line-height:1.75}
.prose h2{margin-top:1.6em;font-size:1.6rem}
.prose h3{margin-top:1.3em;font-size:1.2rem}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin-bottom:.4em}
.prose blockquote{margin:1.2em 0;padding:12px 18px;border-left:4px solid var(--teal);background:#fff;border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--muted)}
.prose table{width:100%;border-collapse:collapse;font-size:.94rem;margin:1em 0}
.prose th,.prose td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.prose th{background:var(--teal-xl)}
.prose .ex-box{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:16px 18px;margin:1.2em 0;font-size:.98rem}
.prose .ex-box b:first-child{color:var(--teal-d)}
.prose .back-txt{background:var(--back);padding:0 5px;border-radius:4px;color:var(--ink)}
.prose .lay-txt{background:var(--lay);padding:0 5px;border-radius:4px;color:var(--ink)}
.art-link{margin:26px 0 0}
.art-note{display:flex;gap:8px;align-items:flex-start;font-size:.86rem;color:var(--muted);margin:22px 0 0;padding-top:16px;border-top:1px solid var(--line)}
.art-note .ico{color:var(--teal);margin-top:3px}
.lesson-nav{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:28px 0 0}
.lesson-nav a{display:flex;flex-direction:column;gap:3px;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:14px 16px;color:inherit}
.lesson-nav a:hover{text-decoration:none;border-color:var(--teal)}
.lesson-nav small{color:var(--dim);display:inline-flex;align-items:center;gap:4px;font-weight:600;font-size:.78rem}
.lesson-nav b{font-family:var(--display);color:var(--ink);font-size:1.02rem}
.ln-next{text-align:right;align-items:flex-end}
.toc{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 22px}
.toc a{font-size:.84rem;font-weight:600;padding:6px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink)}
.toc a:hover{border-color:var(--teal);text-decoration:none}
.block{margin:0 0 36px;scroll-margin-top:24px}
.block .big{font-size:1.15rem;color:var(--ink)}
.facts-grid{margin:18px 0 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.facts-grid div{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 14px}
.facts-grid dt{font-size:.74rem;text-transform:uppercase;letter-spacing:.06em;color:var(--dim);margin-bottom:4px}
.facts-grid dd{margin:0;font-size:.92rem;font-weight:600;color:var(--ink)}
.step-head{margin:18px 0 8px;font-size:1.05rem}
.steps-list,.steps{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.steps-list li,.steps li{display:grid;grid-template-columns:34px minmax(0,1fr);gap:12px;align-items:start}
.steps-list b,.steps b{width:32px;height:32px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center;font-size:.9rem}
.rules-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.rules-list li{display:flex;gap:10px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 14px}
.rules-list .ico{color:var(--green);margin-top:3px}
.tips-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}
.tip{display:flex;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:14px}
.tip .ico{color:var(--teal);margin-top:3px}
.tip p{margin:0;font-size:.95rem}
.myths{display:flex;flex-direction:column;gap:10px}
.myth{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:14px 16px}
.myth p{margin:0}
.myth .m-myth{color:var(--muted)}
.myth .m-myth b{color:var(--lay-d)}
.myth .m-truth{margin-top:6px}
.myth .m-truth b{color:var(--green)}
.myth b{display:inline-block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;margin-right:8px}
.glossary{margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}
.glossary div{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 14px}
.glossary dt{font-weight:700;color:var(--ink)}
.glossary dd{margin:3px 0 0;font-size:.92rem;color:var(--muted)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:8px;overflow:hidden}
.faq summary{cursor:pointer;padding:14px 18px;font-weight:700;color:var(--ink);list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";color:var(--teal);font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"\2013"}
.faq summary::-webkit-details-marker{display:none}
.faq p{padding:0 18px 16px;margin:0;color:var(--muted)}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff}
.tbl{width:100%;border-collapse:collapse;font-size:.92rem}
.tbl th,.tbl td{padding:10px 12px;text-align:left;vertical-align:top;border-top:1px solid var(--line2)}
.tbl thead th{background:var(--teal-xl);border-top:0;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--teal-d)}
.tbl td.note,.tbl td.ex{color:var(--muted);font-size:.88rem}

/* ---------- glossary page ---------- */
.gloss-tools{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.input.search{max-width:460px}
.gloss-tools .chips{margin:0}
.az{display:flex;flex-wrap:wrap;gap:4px;margin:0 0 20px;position:sticky;top:0;background:var(--bg);padding:10px 0;z-index:2}
.az a,.az span{width:32px;height:32px;display:grid;place-items:center;border-radius:8px;font-weight:700;font-size:.86rem}
.az a{background:#fff;border:1px solid var(--line);color:var(--ink)}
.az a:hover{border-color:var(--teal);text-decoration:none;background:var(--teal-l)}
.az span{color:var(--line);border:1px solid var(--line2)}
.gloss{margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:10px}
.g-letter{grid-column:1 / -1;font-family:var(--display);font-size:1.6rem;color:var(--teal);padding:14px 0 2px;border-bottom:2px solid var(--teal-l);scroll-margin-top:70px}
.g-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 14px}
.g-item dt{font-weight:700;color:var(--ink);display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.g-cat{font-size:.68rem;letter-spacing:.06em;text-transform:uppercase;color:var(--dim);font-weight:600;white-space:nowrap}
.g-item dd{margin:4px 0 0;font-size:.92rem;color:var(--muted)}
.g-more{display:inline-flex;align-items:center;gap:3px;font-size:.8rem;font-weight:700;margin-left:4px;white-space:nowrap}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.news-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;color:inherit;transition:transform .12s,border-color .15s}
.news-card:hover{text-decoration:none;transform:translateY(-3px);border-color:var(--teal)}
.news-img img{aspect-ratio:16/10;object-fit:cover;width:100%}
.news-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:6px}
.news-body h3{margin:0;font-size:1.12rem}
.news-body p{margin:0;color:var(--muted);font-size:.92rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pager{display:flex;align-items:center;justify-content:center;gap:16px;margin:28px 0 0;color:var(--muted)}

/* ---------- bands ---------- */
.band{border-radius:var(--r);padding:30px 32px;margin:24px auto;display:grid;gap:20px;align-items:center}
.rg-band{grid-template-columns:60px minmax(0,1fr);background:var(--amber-l);border:1px solid #f3d79a}
.rg-band h2{font-size:1.4rem}
.rg-band p{color:var(--muted);margin-bottom:12px}
.rg-ico{color:var(--amber)}
.cta-band{grid-template-columns:minmax(0,1fr) auto;background:var(--ink);color:#e6f1f3}
.cta-band h2{color:#fff;font-size:1.5rem;margin-bottom:4px}
.cta-band p{margin:0;color:#b9cbcf}
.brand-band{grid-template-columns:160px minmax(0,1fr);background:#fff;border:1px solid var(--line)}
.brand-band h2{font-size:1.4rem}
.brand-band p{color:var(--muted);font-size:.95rem}
.brand-logo{background:var(--ink);border-radius:var(--r-sm);padding:22px 14px;display:grid;place-items:center}
.brand-link{font-weight:700;color:var(--teal-d);border-bottom:2px solid var(--back)}
.brand-link:hover{text-decoration:none;border-color:var(--teal)}
.vip-head{display:grid;grid-template-columns:170px minmax(0,1fr);gap:24px;align-items:center;margin-bottom:22px}
.vip-head img{background:var(--ink);border-radius:var(--r-sm);padding:20px 14px;width:100%;height:auto}
.vip-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.vip-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:16px}
.vip-card h3{font-size:1rem;margin:8px 0 4px}
.vip-card p{margin:0;font-size:.88rem;color:var(--muted)}
.vip-ico{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:10px;background:var(--teal-l);color:var(--teal-d)}
.brand-box{display:grid;grid-template-columns:160px minmax(0,1fr);gap:20px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;margin:0 0 26px}
.brand-box img{background:var(--ink);border-radius:var(--r-sm);padding:18px 12px;width:100%}
.brand-box h2{margin-top:0;font-size:1.3rem}
.brand-box p{margin:0}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,.9fr);gap:28px;align-items:start}
.contact-info h2{font-size:1.3rem}
.lead-form .field{margin-bottom:14px}
.field.bad .input{border-color:var(--red)}
.form-msg{color:var(--red);font-size:.9rem;min-height:1.2em;margin:0 0 10px}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.done{text-align:center;padding:20px 10px}
.done-ico{display:inline-grid;place-items:center;width:64px;height:64px;border-radius:50%;background:var(--green-l);color:var(--green);margin-bottom:10px}

/* ---------- footer ---------- */
.site-footer{max-width:var(--maxw);margin:40px auto 0;border-top:1px solid var(--line);padding-top:30px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px}
.foot-grid h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--dim);font-family:var(--body);margin-bottom:10px}
.foot-grid a{display:block;color:var(--ink);font-size:.92rem;padding:3px 0}
.foot-brand p{color:var(--muted);font-size:.92rem}
.legal{margin-top:26px;font-size:.8rem;color:var(--dim);border-top:1px solid var(--line2);padding-top:16px}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .hero{grid-template-columns:1fr;gap:28px}
  .hero-demo{max-width:460px}
  .art-layout{grid-template-columns:1fr}
  .art-side{position:static;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
  .calc-layout{grid-template-columns:1fr}
  .calc-out{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:980px){
  .head-in{min-height:66px;gap:12px}
  .brand-logo img{width:80px;height:auto}
  .menu-btn{display:grid;place-items:center;margin-left:auto;background:#fff;border:1.5px solid var(--line);color:var(--ink);border-radius:10px;width:42px;height:42px;cursor:pointer}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:4px;margin:0;padding:12px 16px 16px;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 20px 40px rgba(11,47,56,.15)}
  .nav.open{display:flex}
  .nav > a{padding:12px 14px;border-radius:10px;font-size:1rem}
  .nav-cta{margin:8px 0 0}
  .nav > a.nav-cta{justify-content:center}
  .scrim{display:block;position:fixed;inset:0;background:rgba(11,47,56,.35);border:0;opacity:0;pointer-events:none;transition:opacity .2s;z-index:25}
  .scrim.show{opacity:1;pointer-events:auto}
  .strip-in{justify-content:center;text-align:center}
  .strip-brand{display:none}
  .main{padding:0 16px 32px}
  .market-hero{grid-template-columns:1fr;gap:20px}
  .market-poster{max-width:280px}
  .sec-head{flex-direction:column;align-items:flex-start}
  .band{grid-template-columns:1fr;padding:22px}
  .vip-head,.brand-box{grid-template-columns:1fr}
  .vip-head img,.brand-box img{max-width:200px}
  .contact-grid{grid-template-columns:1fr}
  .two-f{grid-template-columns:1fr}
  .tile{grid-template-columns:96px minmax(0,1fr)}
  .lesson-nav{grid-template-columns:1fr}
  .ln-next{text-align:left;align-items:flex-start}
  .tbl.stack thead{display:none}
  .tbl.stack tr{display:block;border-top:1px solid var(--line);padding:8px 0}
  .tbl.stack td{display:grid;grid-template-columns:110px minmax(0,1fr);gap:8px;border:0;padding:4px 12px}
  .tbl.stack td::before{content:attr(data-label);font-size:.74rem;text-transform:uppercase;letter-spacing:.05em;color:var(--dim)}
}
@media (max-width:520px){
  .lesson-row{grid-template-columns:40px minmax(0,1fr) 24px;gap:10px}
  .lesson-n{width:36px;height:36px;font-size:1rem}
  .path-more{margin-left:50px}
  .out-grid{grid-template-columns:1fr}
  .stats{gap:10px 18px}
  .foot-grid{grid-template-columns:1fr}
  .ladder-card{transform:none}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}html{scroll-behavior:auto}}