:root{
  --ink:#0d1f18; --pine:#0f3d2e; --pine2:#0a2c21; --lime:#7fd957; --lime-d:#5cb53a;
  --sand:#f4f7f1; --paper:#ffffff; --mute:#5d6f64; --line:#dde7df; --gold:#e8b34a;
  --warn:#b6452e; --shadow:0 8px 26px rgba(13,31,24,.10);
  --radius:14px; --wrap:1080px; --gutter:22px;
}
*{box-sizing:border-box}
html,body{width:100%;overflow-x:hidden;margin:0}
body{font-family:"Mulish",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);background:var(--sand);line-height:1.62;font-size:17px}
img{max-width:100%;height:auto;display:block}
a{color:var(--pine);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:60;background:rgba(10,44,33,.97);
  backdrop-filter:blur(6px);border-bottom:1px solid rgba(127,217,87,.22)}
.bar{max-width:var(--wrap);margin:0 auto;padding:11px var(--gutter);
  display:flex;align-items:center;gap:14px}
.brand-logo{font-family:"Fraunces","Mulish",serif;font-weight:700;font-size:1.42rem;
  color:#fff;letter-spacing:.1px;white-space:nowrap}
.brand-logo:hover{text-decoration:none;color:var(--lime)}
.nav-main{margin-left:auto;display:flex;align-items:center;gap:5px;flex-wrap:nowrap}
.nav-main a{color:#dff0e4;font-size:.93rem;font-weight:600;padding:7px 10px;border-radius:8px}
.nav-main a:hover{background:rgba(127,217,87,.16);color:#fff;text-decoration:none}
.nav-cta{background:var(--lime);color:var(--pine2)!important;font-weight:800!important;
  padding:8px 16px!important;border-radius:999px!important}
.nav-cta:hover{background:#fff!important}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;cursor:pointer;
  width:44px;height:44px;flex-direction:column;justify-content:center;gap:5px;padding:9px}
.nav-toggle span{display:block;height:2.5px;background:#fff;border-radius:2px}

/* ---------- hero ---------- */
.hero{background:linear-gradient(160deg,var(--pine) 0%,var(--pine2) 100%);color:#eaf5ec;
  padding:34px 0 40px}
.hero .wrap{display:grid;gap:22px}
.hero h1{font-family:"Fraunces",serif;font-size:2.15rem;line-height:1.15;margin:.1em 0 .25em;color:#fff}
.hero .lead{font-size:1.08rem;color:#cfe6d6;max-width:60ch}
.hero-figure{margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.hero-figure img{width:100%}
@media(min-width:860px){
  .hero .wrap{grid-template-columns:1.1fr .9fr;align-items:center}
}

/* ---------- generic page top ---------- */
main{display:block}
.page-top{background:linear-gradient(160deg,var(--pine) 0%,var(--pine2) 100%);
  color:#eaf5ec;padding:22px 0 26px}
.page-top h1{font-family:"Fraunces",serif;color:#fff;font-size:1.95rem;line-height:1.18;margin:.2em 0 0}
.crumbs{font-size:.86rem;color:#bfe0c8}
.crumbs a{color:#bfe0c8}
.crumbs .sep{opacity:.6;margin:0 5px}
.section{padding:30px 0}
.section h2{font-family:"Fraunces",serif;font-size:1.5rem;margin:0 0 .5em;color:var(--pine)}
.section h3{font-size:1.15rem;margin:1.2em 0 .35em;color:var(--pine2)}
.section p{margin:0 0 1em}
.section ul,.section ol{margin:0 0 1.1em;padding-left:1.25em}
.section li{margin:.3em 0}
.lead{font-size:1.06rem}

/* featured snippet */
.snippet{background:var(--paper);border:1px solid var(--line);border-left:5px solid var(--lime-d);
  border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);margin:24px 0}
.snippet p{margin:0;font-size:1.04rem}

/* hero/post-H1 image on content pages */
.media{margin:22px 0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.media img{width:100%}
figcaption{font-size:.85rem;color:var(--mute);padding:8px 12px;background:var(--paper)}

/* panels & decks */
.panel{background:var(--paper);border:1px solid var(--line);border-left:5px solid var(--lime-d);
  border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow);margin:18px 0}
.panel h2,.panel h3{margin-top:0}
.deck{display:grid;gap:16px;margin:22px 0}
@media(min-width:720px){.deck.two{grid-template-columns:1fr 1fr}.deck.three{grid-template-columns:1fr 1fr 1fr}}
.slab{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 18px;box-shadow:var(--shadow)}
.slab h3{margin:0 0 .4em;color:var(--pine)}

/* verdict / pros-cons */
.verdict{display:grid;gap:16px;margin:22px 0}
@media(min-width:720px){.verdict{grid-template-columns:1fr 1fr}}
.pc{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.pc.pro{border-top:4px solid var(--lime-d)}
.pc.con{border-top:4px solid var(--gold)}
.pc h3{margin:0 0 .4em}
.pc ul{list-style:none;padding:0;margin:0}
.pc li{padding-left:24px;position:relative;margin:.45em 0}
.pc.pro li::before{content:"✓";position:absolute;left:0;color:var(--lime-d);font-weight:800}
.pc.con li::before{content:"!";position:absolute;left:0;color:var(--gold);font-weight:800}

/* score meter */
.score{display:flex;align-items:center;gap:18px;flex-wrap:wrap;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);margin:20px 0}
.score .big{font-family:"Fraunces",serif;font-size:2.6rem;color:var(--pine);line-height:1}
.meter{flex:1;min-width:180px}
.meter-row{display:flex;align-items:center;gap:10px;margin:.3em 0;font-size:.92rem}
.meter-row .label{width:120px;color:var(--mute)}
.bar-track{flex:1;height:8px;background:var(--line);border-radius:6px;overflow:hidden}
.bar-fill{height:100%;background:var(--lime-d);width:0;transition:width 1.1s ease}

/* fact box */
.factbox{background:var(--pine);color:#eaf5ec;border-radius:var(--radius);padding:18px 20px;margin:22px 0}
.factbox h2,.factbox h3{color:#fff}
.factbox dl{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:0}
.factbox dt{color:var(--lime);font-weight:700}
.factbox dd{margin:0}

/* card rail (home -> sections) */
.rail{display:grid;gap:14px;margin:22px 0}
@media(min-width:680px){.rail{grid-template-columns:1fr 1fr}}
@media(min-width:980px){.rail{grid-template-columns:1fr 1fr 1fr}}
.rail a.card{display:block;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow);color:var(--ink)}
.rail a.card:hover{text-decoration:none;border-color:var(--lime-d);transform:translateY(-2px);transition:.15s}
.rail .card h3{margin:0 0 .3em;color:var(--pine)}
.rail .card span{color:var(--mute);font-size:.9rem}

/* tabs */
.tabs{margin:22px 0}
.tab-btns{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
.tab-btn{background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:8px 16px;
  cursor:pointer;font-weight:700;font-size:.9rem;color:var(--pine)}
.tab-btn[aria-selected="true"]{background:var(--pine);color:#fff;border-color:var(--pine)}
.tabp{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.tabp[hidden]{display:none}

/* calculator */
.calc{background:var(--paper);border:1px solid var(--line);border-left:5px solid var(--gold);
  border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);margin:22px 0}
.calc label{display:block;font-weight:700;margin:.6em 0 .2em;color:var(--pine2)}
.calc input[type=range]{width:100%}
.calc .out{font-size:1.05rem;margin-top:.6em}
.calc .out b{color:var(--pine);font-size:1.3rem;font-family:"Fraunces",serif}

/* tables */
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:18px 0;
  border:1px solid var(--line);border-radius:var(--radius)}
table{border-collapse:collapse;width:100%;min-width:460px;background:var(--paper)}
th,td{padding:11px 13px;text-align:left;border-bottom:1px solid var(--line);font-size:.94rem}
th{background:var(--pine);color:#fff;font-weight:700}
tr:last-child td{border-bottom:0}

/* steps */
ol.steps{counter-reset:s;list-style:none;padding:0;margin:20px 0}
ol.steps>li{position:relative;padding:2px 0 14px 48px;margin:0}
ol.steps>li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;
  width:34px;height:34px;background:var(--lime-d);color:#fff;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-family:"Fraunces",serif}

/* CTA */
.cta{margin:26px 0;text-align:center}
.btn{display:inline-block;background:var(--lime);color:var(--pine2);font-weight:800;
  padding:14px 30px;border-radius:999px;font-size:1.05rem;box-shadow:var(--shadow)}
.btn:hover{background:var(--pine);color:#fff;text-decoration:none}
.cta-note{font-size:.82rem;color:var(--mute);margin:.6em 0 0}

/* FAQ */
.faq{margin:30px 0}
.q-card{background:var(--paper);border:1px solid var(--line);border-radius:12px;margin:.5em 0;overflow:hidden}
.q-card>summary{cursor:pointer;padding:14px 18px;font-weight:700;color:var(--pine2);
  list-style:none;position:relative;min-height:44px;display:flex;align-items:center}
.q-card>summary::-webkit-details-marker{display:none}
.q-card>summary::after{content:"+";position:absolute;right:18px;color:var(--lime-d);font-size:1.3rem}
.q-card[open]>summary::after{content:"–"}
.q-a{padding:0 18px 14px}

/* authority note */
.muted{color:var(--mute);font-size:.92rem}

/* footer */
footer{background:var(--pine2);color:#cfe0d4;margin-top:36px;padding:34px 0 20px}
.foot-grid{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter);display:grid;gap:22px}
@media(min-width:760px){.foot-grid{grid-template-columns:1.2fr 1fr 1fr 1.1fr}}
.foot-col h3{color:#fff;font-size:1rem;margin:0 0 .6em}
.foot-col ul{list-style:none;padding:0;margin:0}
.foot-col li{margin:.35em 0}
.foot-col a{color:#cfe0d4;font-size:.92rem}
.foot-age .age{display:inline-block;border:2px solid var(--lime);color:var(--lime);
  font-weight:800;border-radius:8px;padding:2px 9px;margin-bottom:.5em}
.legal{max-width:var(--wrap);margin:22px auto 0;padding:14px var(--gutter) 0;
  border-top:1px solid rgba(255,255,255,.12);font-size:.82rem;color:#9fb6a7}

/* back-to-top */
.to-top{position:fixed;right:18px;bottom:18px;width:46px;height:46px;border-radius:50%;
  border:0;background:var(--pine);color:#fff;font-size:1.3rem;cursor:pointer;box-shadow:var(--shadow);z-index:50}
.to-top[hidden]{display:none}

/* scroll progress */
.progress{position:fixed;top:0;left:0;height:3px;background:var(--lime);width:0;z-index:70}

/* ---------- mobile ---------- */
@media(max-width:860px){
  body{font-size:16px}
  .nav-toggle{display:flex}
  .nav-main{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;
    align-items:stretch;gap:0;background:var(--pine2);padding:8px var(--gutter) 16px;
    border-bottom:1px solid rgba(127,217,87,.22)}
  .nav-main.open{display:flex}
  .nav-main a{padding:12px 8px;border-radius:8px}
  .nav-cta{text-align:center;margin-top:8px}
  .hero h1{font-size:1.7rem}
  .page-top h1{font-size:1.55rem}
  .section h2{font-size:1.3rem}
  .section h3{font-size:1.08rem}
}