:root{
  --bg:#F4F6F5;
  --paper:#FFFFFF;
  --ink:#0E1A17;
  --body:#2E3A36;
  --muted:#6B7370;
  --line:#DDE4E1;
  --line-strong:#B9C7C2;
  --accent:#0F766E;
  --accent-hover:#0B5D57;
  --accent-soft:#DCF0EC;
  --ok:#2F7A3D;
  --ok-soft:#E4F1E4;
  --warn:#B4443A;
  --warn-soft:#FBEAE2;
  --neutral-soft:#E7EBEA;
  --neutral-ink:#62706C;
  --radius:18px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{max-width:100%;overflow-x:clip}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
::selection{background:var(--accent);color:#fff}
img{max-width:100%;height:auto;display:block}
input,select,button{font-family:inherit}

h1,h2,h3{font-family:'Fraunces','Georgia',serif;font-weight:700;letter-spacing:-.02em;line-height:1.15}
.container{max-width:1120px;margin:0 auto;padding:0 24px}
.mono{font-family:'JetBrains Mono',monospace}
.eyebrow{
  font-family:'JetBrains Mono',monospace;font-size:12px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
}
.eyebrow-accent{
  font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent);
}
.lead{font-size:17px;line-height:1.62;color:var(--body)}

/* ---------- Header ---------- */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(244,246,245,.78);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.brand{
  font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:600;
  letter-spacing:.06em;text-transform:uppercase;color:var(--ink);
  display:flex;align-items:center;gap:8px;white-space:nowrap;
}
.brand .bot{color:var(--accent)}
.brand-mark{width:28px;height:28px;flex:none;display:block}
.brand-mark .bm-head,.brand-mark .bm-ear,.brand-mark .bm-phone{fill:var(--ink)}
.brand-mark .bm-body{fill:var(--ink);opacity:.5}
.brand-mark .bm-screen{fill:var(--accent);opacity:.9}
.brand-mark .bm-arm{stroke:var(--ink);stroke-width:2;stroke-linecap:round}
.brand-mark .bm-strap{fill:none;stroke:var(--accent);stroke-width:1.9;stroke-linecap:round}

.tabs{display:flex;gap:4px}
.tab-btn{
  background:none;border:1px solid transparent;color:var(--muted);
  font:inherit;font-weight:600;font-size:13.5px;
  padding:7px 16px;border-radius:999px;cursor:pointer;transition:all .15s;
}
.tab-btn:hover{color:var(--ink)}
.tab-btn.active{background:var(--ink);color:var(--paper);border-color:var(--ink)}

.lang-switch{display:flex;gap:2px;align-items:center}
.lang-switch a{
  color:var(--muted);font-family:'JetBrains Mono',monospace;
  font-size:11.5px;font-weight:600;letter-spacing:.06em;
  padding:5px 9px;border-radius:8px;transition:all .15s;
}
.lang-switch a:hover{color:var(--ink);background:var(--paper);text-decoration:none}
.lang-switch a[aria-current="true"]{color:var(--accent);background:var(--accent-soft)}

/* ---------- Panels ---------- */
.panel{display:none}
.panel.active{display:block;animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ---------- Buttons ---------- */
.btn,.cta{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;padding:12px 20px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;transition:all .15s;
}
.btn:hover,.cta:hover{text-decoration:none;transform:translateY(-1px)}
.btn-accent,.cta{background:var(--accent);color:#fff}
.btn-accent:hover,.cta:hover{background:var(--accent-hover);color:#fff}
.btn-ghost,.cta.secondary{background:var(--paper);color:var(--ink);border-color:var(--line-strong)}
.btn-ghost:hover,.cta.secondary:hover{background:var(--paper);border-color:var(--ink);color:var(--ink)}
.btn-wa{background:#25D366;color:#fff}
.btn-wa:hover{background:#1EBE5D;color:#fff}
.btn-wa svg{width:16px;height:16px;fill:#fff}
.cta-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.disclosure{font-size:12.5px;color:var(--muted);margin-top:14px}

/* ---------- Hero ---------- */
.hero{padding:72px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:end}
.hero h1{font-size:clamp(38px,6vw,64px);line-height:1.03;letter-spacing:-.025em;margin:0 0 20px}
.hero h1 .hl{color:var(--accent)}
.hero .lead{margin:0 0 32px;max-width:36em}
.hero-right{display:flex;flex-direction:column;gap:18px}
.hero-proof{
  margin:0;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius);padding:12px;
}
.hero-proof img{display:block;width:100%;height:auto;border-radius:calc(var(--radius) - 6px)}
.hero-proof figcaption{
  margin-top:10px;font-size:12px;line-height:1.45;color:var(--muted);text-align:center;
}
.hero-card{
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;
}
.hero-card h2{font-size:22px;margin:0 0 10px}
.hero-card ol{list-style:none;counter-reset:hc;display:flex;flex-direction:column;gap:12px}
.hero-card ol li{
  counter-increment:hc;position:relative;padding-left:34px;
  font-size:14px;line-height:1.5;color:var(--body);
}
.hero-card ol li::before{
  content:counter(hc);position:absolute;left:0;top:0;
  width:24px;height:24px;border-radius:50%;
  background:var(--accent-soft);color:var(--accent);
  font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  margin-top:48px;
}
.hero-stats>div{padding:22px 20px;border-right:1px solid var(--line)}
.hero-stats>div:last-child{border-right:none}
.stat-num{font-family:'Fraunces',serif;font-size:32px;font-weight:700;letter-spacing:-.02em}
.stat-lbl{font-size:12px;color:var(--muted);margin-top:4px}

/* ---------- Chapters ---------- */
section.chapter{padding:72px 0;border-top:1px solid var(--line)}
.chap-head{max-width:760px;margin:0 0 44px}
.chap-eyebrow{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.chap-num{
  font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent);
}
.chap-tag{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  letter-spacing:.12em;text-transform:uppercase;color:var(--muted);
}
.chap-tag::before{content:'·';margin-right:10px;color:var(--line-strong)}
.chap-head h2,.section-title{font-size:clamp(28px,4.2vw,42px);line-height:1.1;margin:0 0 14px}
.section-sub{color:var(--body);font-size:16px;margin-bottom:28px;max-width:720px}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:16px}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;
}
.card h3{font-size:20px;margin-bottom:8px}
.card p{color:var(--body);font-size:14px;line-height:1.55}

/* ---------- Platform card ---------- */
.plat-list{display:flex;flex-direction:column;gap:20px}
.plat{
  background:var(--paper);border:1px solid var(--line);
  border-radius:20px;overflow:hidden;position:relative;
}
.plat.featured{border:1.5px solid var(--accent);box-shadow:0 4px 24px -8px rgba(15,118,110,.22)}
.featured-tag{
  position:absolute;top:-1px;right:24px;background:var(--accent);color:#fff;
  font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:700;
  padding:5px 12px;border-radius:0 0 8px 8px;letter-spacing:.08em;
}
.plat-head{
  display:grid;grid-template-columns:56px 1fr auto;gap:18px;
  padding:24px;align-items:center;cursor:pointer;
}
.plat-logo{
  width:56px;height:56px;border-radius:12px;background:var(--ink);color:var(--paper);
  display:flex;align-items:center;justify-content:center;
  font-family:'Fraunces',serif;font-size:26px;font-weight:700;
}
.plat-name{font-family:'Fraunces',serif;font-size:24px;font-weight:700;letter-spacing:-.015em}
.plat-meta{
  font-size:12.5px;color:var(--muted);margin-top:3px;
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.stars{color:var(--accent);font-size:13px;letter-spacing:1px}
.plat-price{text-align:right}
.plat-rate{font-family:'JetBrains Mono',monospace;font-size:22px;font-weight:700;letter-spacing:-.02em}
.plat-rate-lbl{
  font-size:11px;color:var(--muted);margin-top:2px;
  text-transform:uppercase;letter-spacing:.08em;
}
.badges{display:flex;gap:6px;flex-wrap:wrap}
.badge{
  display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:600;
  padding:3px 9px;border-radius:999px;letter-spacing:.02em;
}
.b-ref{background:var(--ok-soft);color:var(--ok)}
.b-bonus{background:var(--accent-soft);color:var(--accent)}
.b-neutral{background:var(--neutral-soft);color:var(--neutral-ink)}
.expand-btn{
  border:1px solid var(--line);background:var(--bg);padding:8px 14px;border-radius:999px;
  font-size:12.5px;font-weight:600;color:var(--ink);cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;margin-top:12px;
}
.expand-btn:hover{border-color:var(--ink)}
.expand-icon{display:inline-block;transition:transform .2s;font-weight:400;font-size:14px}
.plat-body{display:none;padding:24px;border-top:1px solid var(--line)}
.plat.open .plat-body{display:block}
.plat.open .plat-head{padding-bottom:20px}
.plat.open .expand-icon{transform:rotate(45deg)}

.rev-block{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:24px}
.rev-col-title{
  font-family:'JetBrains Mono',monospace;font-size:10.5px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;margin-bottom:10px;
}
.rev-col-title.pros{color:var(--ok)}
.rev-col-title.cons{color:var(--warn)}
.rev-col ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.rev-col li{font-size:14px;line-height:1.55;color:var(--body);padding-left:22px;position:relative}
.rev-col li::before{position:absolute;left:0;top:0;font-weight:700}
.rev-col.pros li::before{content:'+';color:var(--ok)}
.rev-col.cons li::before{content:'−';color:var(--warn)}

.kv-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:18px 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.kv-lbl{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:4px}
.kv-val{font-size:14px;color:var(--ink);font-weight:500}
.subsec-title{
  font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:24px 0 12px;
}
.bonus-list{display:flex;flex-direction:column;max-height:260px;overflow-y:auto}
.bonus-row{
  display:flex;justify-content:space-between;gap:24px;padding:8px 0;
  border-bottom:1px solid var(--line);font-size:13.5px;
}
.bonus-row span:first-child{color:var(--muted)}
.bonus-row span:last-child{color:var(--ink);font-weight:500}
.method-chip{
  display:inline-block;font-size:12px;font-weight:600;padding:4px 12px;
  border-radius:999px;background:var(--bg);border:1px solid var(--line);color:var(--ink);
}

/* ---------- Steps ---------- */
.steps,.step-list{display:flex;flex-direction:column;gap:14px}
.step{display:flex;gap:14px;align-items:flex-start}
.step-num{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  background:var(--accent-soft);color:var(--accent);
  font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;margin-top:2px;
}
.step-body{flex:1;font-size:14px;line-height:1.55;color:var(--body)}
.step-body strong{color:var(--ink)}
.step-body h3{font-size:16px;margin-bottom:4px;font-family:'Inter',sans-serif;letter-spacing:0}
.step-inline{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.warn-note{color:var(--warn);font-size:12.5px;margin-top:4px}

/* ---------- Estimator ---------- */
.est-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.est-tab{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--paper);border:1px solid var(--line);
  padding:8px 16px;border-radius:999px;cursor:pointer;
  font-size:13px;font-weight:600;color:var(--ink);transition:all .15s;
}
.est-tab:hover{border-color:var(--ink)}
.est-tab.active{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.est-tab .dot{
  width:22px;height:22px;border-radius:50%;background:var(--accent-soft);color:var(--accent);
  font-family:'Fraunces',serif;font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.est-tab.active .dot{background:rgba(255,255,255,.15);color:var(--paper)}
.est-review{
  background:var(--paper);border:1px solid var(--line);border-radius:14px;
  padding:18px 20px;margin-bottom:24px;
}
.est-highlight{
  display:inline-block;font-family:'JetBrains Mono',monospace;font-size:10.5px;font-weight:700;
  letter-spacing:.12em;text-transform:uppercase;color:var(--accent);
  background:var(--accent-soft);padding:4px 10px;border-radius:999px;margin-bottom:14px;
}
.est-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.est-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.est-slider-label{font-size:14px;color:var(--body);margin-bottom:18px}
.slider-ticks{
  display:flex;justify-content:space-between;margin-top:14px;
  font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--muted);
}
.hours-num{
  font-family:'JetBrains Mono',monospace;font-weight:700;color:var(--accent);
  text-align:right;font-size:40px;margin-top:8px;line-height:1;
}
.breakdown{display:flex;flex-direction:column}
.brk-row{
  display:flex;justify-content:space-between;gap:16px;padding:10px 0;
  border-bottom:1px solid var(--line);font-size:13.5px;
}
.brk-row:last-child{border-bottom:none}
.brk-label{color:var(--body)}
.brk-val{font-family:'JetBrains Mono',monospace;font-weight:600;color:var(--ink)}
.brk-val.plus{color:var(--ok)}
.brk-locked .brk-label,.brk-locked .brk-val{color:var(--muted)}
.brk-head{
  padding:12px 0 4px;font-family:'JetBrains Mono',monospace;font-size:11.5px;
  color:var(--muted);text-transform:uppercase;letter-spacing:.1em;
}
.total-card{
  background:var(--ink);color:var(--paper);border-radius:var(--radius);
  padding:36px;position:sticky;top:90px;
}
.total-eye{
  font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.6);
}
.total-amount{
  font-family:'Fraunces',serif;font-weight:700;font-size:clamp(44px,6vw,68px);
  line-height:1;margin:14px 0 20px;letter-spacing:-.03em;
}
.total-amount .per{
  font-size:.32em;color:rgba(255,255,255,.55);
  font-family:'Inter',sans-serif;font-weight:500;
}
.total-note{font-size:14px;line-height:1.6;color:rgba(255,255,255,.65)}
.cur-toggle{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);color:var(--paper);
  padding:7px 14px;border-radius:999px;font-family:'JetBrains Mono',monospace;
  font-size:11.5px;font-weight:600;cursor:pointer;
}
.cur-toggle:hover{background:rgba(255,255,255,.15)}

input[type=range]{-webkit-appearance:none;appearance:none;background:transparent;width:100%}
input[type=range]::-webkit-slider-runnable-track{height:4px;background:var(--line-strong);border-radius:2px}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;width:20px;height:20px;margin-top:-8px;
  border-radius:50%;background:var(--accent);cursor:pointer;
  border:3px solid var(--paper);box-shadow:0 1px 4px rgba(0,0,0,.15);
}
input[type=range]::-moz-range-track{height:4px;background:var(--line-strong);border-radius:2px}
input[type=range]::-moz-range-thumb{
  width:20px;height:20px;border-radius:50%;background:var(--accent);
  cursor:pointer;border:3px solid var(--paper);
}

/* ---------- Which one ---------- */
.which-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.which-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;
}
.which-eye{
  font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:10px;
}
.which-title{font-size:22px;margin:0 0 6px}
.which-sub{font-size:13px;color:var(--muted);margin-bottom:14px}
.which-body{font-size:14px;line-height:1.55;color:var(--body);margin-bottom:18px;flex:1}

/* ---------- Requirements + support ---------- */
.req-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.req{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:20px;text-align:center}
.req-icon{
  font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:700;
  letter-spacing:.14em;color:var(--accent);margin-bottom:8px;
}
.req-txt{font-size:14px;line-height:1.5;color:var(--body)}
.support{
  background:var(--paper);border:1px solid var(--line);border-radius:20px;
  padding:28px;margin-top:32px;
}
.support h3{font-size:22px;margin:0 0 10px}
.support p{font-size:15px;color:var(--body)}
.highlight-strip{
  display:inline-flex;align-items:center;gap:10px;background:var(--paper);
  border:1px solid var(--line);border-left:3px solid var(--ok);border-radius:10px;
  padding:10px 16px;margin-top:20px;font-size:14px;color:var(--ink);font-weight:500;
}

/* ---------- Devices ---------- */
.dev-os{
  font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-left:6px;
}
.dev-list{list-style:none;margin-top:10px}
.dev-list li{color:var(--body);font-size:14px;padding:5px 0 5px 24px;position:relative}
.dev-list li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:700}

/* ---------- Videos ---------- */
.video-card{
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
}
.video-card video{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:#000}
.vc-body{padding:16px 18px}
.vc-body h3{font-size:18px;margin-bottom:4px}
.vc-body p{color:var(--body);font-size:13.5px;line-height:1.5}
.vc-tag{
  display:inline-block;font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;padding:3px 9px;border-radius:999px;
  margin-bottom:8px;background:var(--accent-soft);color:var(--accent);
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:8px;max-width:820px}
details{background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-bottom:8px}
summary{
  list-style:none;cursor:pointer;padding:20px 24px;font-size:15px;font-weight:600;
  color:var(--ink);display:flex;align-items:center;justify-content:space-between;
  gap:12px;user-select:none;
}
summary::-webkit-details-marker{display:none}
summary::after{
  content:'+';font-family:'JetBrains Mono',monospace;font-size:22px;
  color:var(--accent);font-weight:400;line-height:1;
}
details[open] summary::after{content:'−'}
details .answer{font-size:14px;line-height:1.65;color:var(--body);padding:0 24px 22px}

/* ---------- Tasks ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.chip{
  background:var(--paper);border:1px solid var(--line);color:var(--body);
  font:inherit;font-size:13.5px;font-weight:600;
  padding:7px 16px;border-radius:999px;cursor:pointer;transition:all .15s;
}
.chip:hover{border-color:var(--ink)}
.chip.active{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.search{
  width:100%;max-width:460px;
  background:var(--paper);border:1px solid var(--line);border-radius:999px;
  color:var(--ink);font:inherit;font-size:14px;padding:12px 20px;margin-bottom:20px;outline:none;
}
.search:focus{border-color:var(--accent)}
.search::placeholder{color:#a0a0a0}
.task-count{
  font-family:'JetBrains Mono',monospace;font-size:11.5px;
  letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:16px;
}
.task-list{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
.task{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.task .t-name{font-weight:600;font-size:14.5px}
.task .t-sub{color:var(--muted);font-size:13.5px;margin-top:2px}
.task .cat{
  display:inline-block;margin-top:8px;font-family:'JetBrains Mono',monospace;
  font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  padding:3px 10px;border-radius:999px;
}
/* Kitchen gets amber rather than the accent: teal sits too close to cat-tidy's green. */
.cat-kitchen{background:#FBEEDC;color:#92600E}
.cat-laundry{background:#E3EDF7;color:#2C5C86}
.cat-tidy{background:var(--ok-soft);color:var(--ok)}
.cat-misc{background:#EDE6F5;color:#6B4B92}
.no-results{color:var(--muted);text-align:center;padding:32px 0}
[hidden]{display:none!important}

/* ---------- Referral ---------- */
.levels{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));margin-bottom:40px}
.level-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;
}
.level-card h3{font-size:20px;margin-bottom:10px}
.level-card .val{font-family:'JetBrains Mono',monospace;font-size:32px;font-weight:700;color:var(--accent)}
.level-card .per{color:var(--muted);font-size:13.5px;margin-top:4px}
.calc{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;max-width:600px;margin:0 auto 40px;
}
.calc h3{font-size:22px;margin-bottom:18px}
.calc label{display:block;font-size:14px;color:var(--body);margin-bottom:6px}
.calc .row{margin-bottom:20px}
.calc .val-lbl{font-family:'JetBrains Mono',monospace;font-weight:700;color:var(--accent)}
.calc-result{background:var(--ink);color:var(--paper);border-radius:14px;padding:22px;text-align:center;margin-top:8px}
.calc-result .total{font-family:'Fraunces',serif;font-size:38px;font-weight:700;line-height:1.1}
.calc-result .lbl{
  font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:rgba(255,255,255,.6);margin-top:6px;
}
.calc-note{font-size:12.5px;color:var(--muted);margin-top:12px}

.link-box{display:flex;gap:10px;max-width:600px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.link-box input{
  flex:1;min-width:240px;background:var(--paper);border:1px solid var(--line);
  border-radius:999px;color:var(--ink);font-family:'JetBrains Mono',monospace;
  font-size:13px;padding:12px 20px;outline:none;
}
.copy-btn{
  background:var(--accent);border:none;color:#fff;font:inherit;font-weight:600;font-size:14px;
  padding:12px 24px;border-radius:999px;cursor:pointer;transition:background .15s;
}
.copy-btn:hover{background:var(--accent-hover)}
.code-chip{
  display:inline-flex;align-items:center;gap:8px;background:var(--bg);
  border:1px solid var(--line-strong);font-family:'JetBrains Mono',monospace;
  font-size:13px;font-weight:700;padding:6px 12px;border-radius:8px;cursor:pointer;color:var(--ink);
}
.code-chip:hover{border-color:var(--ink)}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--line);padding:40px 0 60px;margin-top:40px}
footer .container{display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;align-items:flex-start}
footer p{font-size:13px;color:var(--muted);max-width:680px}
footer p+p{margin-top:8px}
footer .social{display:flex;gap:18px;font-size:13.5px}
footer .social a{color:var(--body)}

/* ---------- WhatsApp float ---------- */
.wa-float{
  position:fixed;bottom:22px;right:22px;z-index:60;
  display:flex;align-items:center;gap:8px;
  background:#25D366;color:#fff;font-weight:600;font-size:14px;
  padding:12px 18px;border-radius:999px;
  box-shadow:0 6px 24px rgba(37,211,102,.35);transition:transform .15s;
}
.wa-float:hover{transform:translateY(-2px);text-decoration:none;color:#fff}
.wa-float svg{width:20px;height:20px;fill:#fff}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .hero-stats>div:nth-child(2){border-right:none}
  .hero-stats>div:nth-child(1),.hero-stats>div:nth-child(2){border-bottom:1px solid var(--line)}
  .est-grid{grid-template-columns:1fr}
  .total-card{position:static;padding:28px}
  .rev-block{grid-template-columns:1fr}
  .kv-grid{grid-template-columns:repeat(2,1fr)}
  .plat-head{grid-template-columns:48px 1fr}
  .plat-logo{width:48px;height:48px;font-size:22px}
  .plat-price{grid-column:2;text-align:left;margin-top:4px}
  section.chapter{padding:56px 0}
  .chap-head{margin-bottom:32px}
}
@media(max-width:680px){
  .nav{flex-wrap:wrap;justify-content:center;gap:10px}
  .nav>*{flex:0 0 100%;justify-content:center}
  .brand{justify-content:center}
  .hero{padding:48px 0 32px}
  .wa-float span{display:none}
  .wa-float{padding:14px}
}

/* ---------- Guias (páginas de conteúdo) ---------- */
.crumbs{
  font-family:'JetBrains Mono',monospace;font-size:12px;
  letter-spacing:.06em;color:var(--muted);
  padding:22px 0 0;display:flex;gap:8px;flex-wrap:wrap;
}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--accent)}
.crumbs span[aria-current]{color:var(--ink)}

.article-head{max-width:760px;margin:26px 0 40px}
.article-head h1{font-size:clamp(30px,5vw,46px);line-height:1.08;margin:14px 0 16px}
.article-meta{
  font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--muted);
  display:flex;gap:14px;flex-wrap:wrap;margin-top:18px;
  border-top:1px solid var(--line);padding-top:16px;
}

.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 268px;gap:56px;align-items:start;padding-bottom:72px}
@media(max-width:900px){.article-wrap{grid-template-columns:1fr;gap:36px}}

.prose{max-width:720px;font-size:17px;line-height:1.72;color:var(--body)}
.prose h2{font-size:clamp(23px,3vw,30px);margin:46px 0 14px;color:var(--ink)}
.prose h3{font-size:19px;margin:30px 0 10px;color:var(--ink)}
.prose p{margin:0 0 18px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px}
.prose li{margin:0 0 8px}
.prose strong{color:var(--ink)}
.prose table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose th{background:var(--neutral-soft);color:var(--ink);font-weight:600}
.prose .table-scroll{overflow-x:auto;margin:0 0 22px}
.prose .table-scroll table{margin:0}

.callout{
  background:var(--paper);border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:12px;padding:18px 20px;margin:0 0 24px;font-size:16px;
}
.callout.warn{border-left-color:var(--warn);background:var(--warn-soft)}
.callout p:last-child{margin:0}

.article-cta{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;margin:36px 0;
}
.article-cta h3{margin:0 0 8px}
.article-cta p{margin:0 0 16px;font-size:16px}

.aside-box{
  position:sticky;top:86px;background:var(--paper);border:1px solid var(--line);
  border-radius:14px;padding:20px;font-size:14px;
}
@media(max-width:900px){.aside-box{position:static}}
.aside-box .eyebrow{margin-bottom:12px;display:block}
.aside-box ol{margin:0;padding-left:18px;color:var(--body)}
.aside-box li{margin-bottom:7px}
.aside-box li a{color:var(--body)}
.aside-box li a:hover{color:var(--accent)}

.related{border-top:1px solid var(--line);padding:40px 0 72px}
.related h2{font-size:22px;margin:0 0 20px}
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.related-card{
  display:block;background:var(--paper);border:1px solid var(--line);
  border-radius:14px;padding:20px;color:var(--ink);
}
.related-card:hover{border-color:var(--line-strong);text-decoration:none;transform:translateY(-1px)}
.related-card strong{display:block;font-family:'Fraunces','Georgia',serif;font-size:17px;line-height:1.25;margin-bottom:8px}
.related-card span{font-size:14px;color:var(--muted)}