:root{
  --cold-white:#eaedf3;
  --white:#ffffff;
  --light-gray:#e6e6e6;
  --teal-primary:#047070;
  --teal-dark:#023f3f;
  --aqua-light:#06a1a1;
  --mint-accent:#08d2d2;
  --ink:#0d2626;
  --line: rgba(4,112,112,0.18);
  --line-dark: rgba(234,237,243,0.18);
  --error:#f0b3b3;
  --severe-alert:#7a1f1f;
}
*{box-sizing:border-box;}
.visually-hidden{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
html,body{margin:0;padding:0;}
body{
  background:var(--cold-white);
  color:var(--ink);
  font-family:'Zen Kaku Gothic New', 'Hiragino Sans', sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1160px;margin:0 auto;padding:0 40px;}
.mono{font-family:'IBM Plex Mono', monospace;}

/* ===== NAV ===== */
.nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:32px 0;position:relative;
}
.nav-links{display:flex;gap:40px;align-items:center;}
.nav-links a{font-size:14px;letter-spacing:.02em;color:var(--teal-dark);opacity:.75;transition:opacity .2s;}
.nav-links a:hover{opacity:1;}
.logo-svg{height:20px;display:block;color:var(--teal-primary);}

.hamburger-btn{
  display:none;background:none;border:none;cursor:pointer;padding:11px;
  color:var(--teal-dark);
}

.btn-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 24px;border-radius:100px;
  background:var(--mint-accent);color:var(--teal-dark);
  font-size:14.5px;letter-spacing:.02em;font-weight:500;font-family:inherit;
  border:1px solid var(--mint-accent);
  cursor:pointer;transition:background .2s, color .2s, border-color .2s;
  white-space:nowrap;
}
.btn-pill:hover{background:var(--aqua-light);border-color:var(--aqua-light);color:var(--ink);}

/* ===== BREADCRUMB ===== */
.breadcrumb{font-size:13px;color:var(--teal-dark);opacity:.75;margin:0 0 28px;}
.breadcrumb a{opacity:.85;}
.breadcrumb a:hover{opacity:1;text-decoration:underline;}
.breadcrumb .sep{margin:0 8px;opacity:.6;}

/* ===== ARTICLE HERO ===== */
.article-hero{padding:0 0 56px;max-width:760px;}
.eyebrow{
  font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--teal-primary);font-weight:500;margin:0 0 22px;
  display:flex;align-items:center;gap:10px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--mint-accent);flex-shrink:0;}
h1.hero-h{
  font-size:48px;line-height:1.12;font-weight:500;letter-spacing:-.01em;
  margin:0 0 24px;color:var(--teal-dark);
}
.article-hero p.lede{
  font-size:18px;line-height:1.6;color:var(--teal-dark);opacity:.78;
  margin:0 0 12px;font-weight:400;
}
.byline{font-size:13px;color:var(--teal-dark);opacity:.75;margin:20px 0 0;}
.hero-cta-row{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:32px;}

/* ===== QUICK ANSWER BOX ===== */
.quick-answer{
  background:var(--white);border:1px solid var(--line);border-radius:16px;
  padding:28px 32px;margin:0 0 72px;
}
.quick-answer .qa-label{
  font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--mint-accent);
  font-weight:500;margin-bottom:12px;display:block;
}
.quick-answer p{font-size:16px;line-height:1.65;color:var(--teal-dark);opacity:.9;margin:0;}
.quick-answer b{color:var(--teal-primary);font-weight:500;}

/* ===== STAT BAND ===== */
.band-dark{background:var(--teal-dark);color:var(--cold-white);padding:88px 0;}
.band-dark .wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:center;}
.band-dark .stat-num{font-size:96px;font-weight:500;line-height:1;font-family:'IBM Plex Mono',monospace;color:var(--mint-accent);}
.band-dark .stat-label{font-size:14px;opacity:.65;margin-top:12px;letter-spacing:.02em;}
.band-dark p{font-size:22px;line-height:1.55;font-weight:400;color:var(--cold-white);opacity:.92;margin:0;}
.band-dark p b{color:var(--mint-accent);font-weight:500;}

/* ===== SECTION HEAD (shared) ===== */
.section-head{max-width:600px;margin:0 0 56px;}
.section-head .eyebrow{margin-bottom:18px;}
.section-head h2{font-size:34px;font-weight:500;color:var(--teal-dark);margin:0 0 14px;letter-spacing:-.01em;}
.section-head p{font-size:16.5px;line-height:1.6;color:var(--teal-dark);opacity:.72;margin:0;}

/* ===== LEVELS TABLE ===== */
.levels{padding:96px 0;}
.levels-grid{display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden;}
.level-row{
  background:var(--white);display:grid;grid-template-columns:64px 190px 150px 1fr;gap:24px;
  align-items:center;padding:22px 28px;
}
.level-num{
  width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:'IBM Plex Mono',monospace;font-size:14px;font-weight:700;color:var(--white);flex-shrink:0;
}
.lvl-1 .level-num{background:var(--mint-accent);color:var(--teal-dark);}
.lvl-2 .level-num{background:var(--aqua-light);color:var(--ink);}
.lvl-3 .level-num{background:var(--teal-primary);}
.lvl-4 .level-num{background:var(--teal-dark);}
.lvl-5 .level-num{background:var(--ink);}
.lvl-6 .level-num{background:var(--severe-alert);}
.level-range{font-family:'IBM Plex Mono',monospace;font-size:15px;line-height:20px;color:var(--teal-dark);font-weight:500;}
.level-name{font-size:15px;line-height:20px;font-weight:500;color:var(--teal-dark);}
.level-desc{font-size:14px;line-height:1.55;color:var(--teal-dark);opacity:.72;}
.level-label{display:block;font-family:'Zen Kaku Gothic New', 'Hiragino Sans', sans-serif;font-size:10.5px;line-height:14px;letter-spacing:.09em;text-transform:uppercase;color:var(--teal-primary);font-weight:500;margin-bottom:2px;}
.level-source{font-size:12px;color:var(--teal-dark);opacity:.72;margin-top:18px;}

/* ===== EMOTIONAL IMAGE / WHY IT MATTERS ===== */
.feel{padding:0 0 110px;}
.feel-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:0;align-items:stretch;border-radius:20px;overflow:hidden;background:var(--white);border:1px solid var(--line);}
.feel-copy{padding:64px 56px;display:flex;flex-direction:column;justify-content:center;}
.feel-copy .eyebrow{margin-bottom:20px;}
.feel-copy h2{font-size:30px;font-weight:500;color:var(--teal-dark);line-height:1.25;margin:0 0 22px;letter-spacing:-.01em;}
.feel-copy p{font-size:15.5px;line-height:1.65;color:var(--teal-dark);opacity:.75;margin:0 0 16px;}
.feel-copy p:last-child{margin-bottom:0;}
.feel-copy p.highlight{opacity:.95;}
.feel-copy p.highlight b{color:var(--teal-primary);font-weight:500;}
.feel-img{position:relative;background:var(--cold-white);min-height:320px;}
.feel-img img{width:100%;height:100%;object-fit:cover;display:block;}

/* ===== SIMPLE ACTIONS ===== */
.actions{padding:0 0 110px;}
.actions-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.action-card{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:38px 32px;}
.action-icon{
  width:44px;height:44px;border-radius:50%;background:var(--cold-white);
  display:flex;align-items:center;justify-content:center;margin-bottom:24px;color:var(--teal-primary);
}
.action-label{font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--mint-accent);font-weight:500;margin-bottom:14px;}
.action-card h3{font-size:19px;font-weight:500;color:var(--teal-dark);margin:0 0 12px;line-height:1.3;}
.action-card p{font-size:14.5px;line-height:1.6;color:var(--teal-dark);opacity:.7;margin:0;}

/* ===== APP / PRODUCT TIE-IN ===== */
.app-section{background:var(--white);padding:110px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.app-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center;}
.app-copy .section-head{margin-bottom:36px;}
.app-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:22px;}
.app-list li{display:flex;gap:14px;font-size:15.5px;line-height:1.55;color:var(--teal-dark);opacity:.82;}
.app-list .num{
  font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--mint-accent);
  background:var(--teal-dark);width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px;
}
.phone{
  background:var(--teal-dark);border-radius:34px;padding:14px;
  max-width:300px;margin:0 auto;border:1px solid rgba(255,255,255,0.06);
}
.phone-screen{background:var(--teal-dark);border-radius:22px;padding:26px 20px;color:var(--cold-white);}
.phone-time{font-size:11px;opacity:.6;margin-bottom:20px;font-family:'IBM Plex Mono',monospace;}
.phone-title{font-size:13px;opacity:.6;margin-bottom:4px;}
.phone-score{font-size:44px;font-weight:500;color:var(--mint-accent);margin-bottom:2px;font-family:'IBM Plex Mono',monospace;}
.phone-score-label{font-size:12.5px;opacity:.6;margin-bottom:24px;}
.phone-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-top:1px solid rgba(234,237,243,0.1);font-size:13px;}
.phone-row:last-child{border-bottom:1px solid rgba(234,237,243,0.1);}
.phone-row .m{opacity:.75;}
.phone-row .v{font-family:'IBM Plex Mono',monospace;color:var(--mint-accent);}
.phone-tip{margin-top:20px;background:rgba(8,210,210,0.1);border-radius:12px;padding:14px 16px;font-size:12.5px;line-height:1.55;opacity:.9;}

/* ===== FAQ ===== */
.faq{padding:72px 0 110px;}
.faq-list{max-width:800px;}
.faq-item{border-bottom:1px solid var(--line);padding:26px 0;}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-q{
  display:flex;justify-content:space-between;align-items:center;gap:20px;
  cursor:pointer;font-size:16.5px;font-weight:500;color:var(--teal-dark);
  width:100%;background:none;border:none;padding:0;text-align:left;font-family:inherit;
}
.faq-q:focus-visible{outline:2px solid var(--teal-primary);outline-offset:4px;border-radius:4px;}
.faq-q .plus{font-size:20px;color:var(--teal-primary);flex-shrink:0;transition:transform .2s;font-weight:400;}
.faq-item.open .faq-q .plus{transform:rotate(45deg);}
.faq-a{
  display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s ease;
}
.faq-item.open .faq-a{grid-template-rows:1fr;}
.faq-a-inner{overflow:hidden;min-height:0;}
.faq-a p{font-size:15px;line-height:1.65;color:var(--teal-dark);opacity:.75;margin:16px 0 0;max-width:680px;}
@media (prefers-reduced-motion: reduce){
  .faq-a{transition:none;}
}

/* ===== WAITLIST ===== */
.waitlist{background:var(--teal-dark);padding:120px 0;text-align:center;}
.waitlist .eyebrow{justify-content:center;color:var(--mint-accent);}
.waitlist h2{font-size:44px;font-weight:500;color:var(--cold-white);margin:0 0 18px;letter-spacing:-.01em;}
.waitlist p{font-size:17px;color:var(--cold-white);opacity:.68;max-width:480px;margin:0 auto 40px;line-height:1.6;}
.waitlist-form{display:flex;justify-content:center;gap:12px;max-width:460px;margin:0 auto 18px;}
.waitlist-form input{
  flex:1;padding:15px 20px;border-radius:100px;border:1px solid rgba(234,237,243,0.25);
  background:rgba(234,237,243,0.06);color:var(--cold-white);font-size:15px;font-family:inherit;outline:none;
}
.waitlist-form input::placeholder{color:rgba(234,237,243,0.45);}
.waitlist-form input:focus{border-color:var(--mint-accent);}
.waitlist-form input:focus-visible{outline:2px solid var(--mint-accent);outline-offset:2px;}
.waitlist-form .btn-pill{padding:15px 26px;}
.waitlist-fine{font-size:12.5px;color:var(--cold-white);opacity:.65;}
.waitlist-success{display:none;font-size:15px;color:var(--mint-accent);margin-bottom:18px;}
.waitlist-error{display:none;font-size:13.5px;color:var(--error);margin-bottom:14px;}

/* ===== RELATED GUIDES ===== */
.related{padding:96px 0;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.related-card{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:30px 28px;display:block;}
.related-card .tag{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--mint-accent);font-weight:500;margin-bottom:10px;display:block;}
.related-card h3{font-size:16.5px;font-weight:500;color:var(--teal-dark);margin:0 0 8px;}
.related-card p{font-size:13.5px;line-height:1.55;color:var(--teal-dark);opacity:.75;margin:0;}

/* ===== FOOTER ===== */
footer{padding:48px 0;}
.footer-row{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:32px;}
.footer-left{display:flex;align-items:center;gap:20px;}
.footer-left .logo-svg{height:16px;}
footer .fnote{font-size:12.5px;color:var(--teal-dark);opacity:.75;}
.footer-links{display:flex;gap:28px;}
.footer-links a{font-size:13px;color:var(--teal-dark);opacity:.75;display:inline-flex;align-items:center;min-height:44px;}
.footer-links a:hover{opacity:1;}

@media (max-width:900px){
  .wrap{padding:0 22px;}
  h1.hero-h{font-size:34px;}
  .article-hero p.lede{margin:0 0 8px;}

  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:14px;
    background:var(--white);border:1px solid var(--line);border-radius:16px;
    padding:20px;margin-top:8px;z-index:20;
  }
  .nav-links.open{display:flex;}
  .nav-links a{text-align:center;padding:10px 0;display:flex;align-items:center;justify-content:center;min-height:44px;}
  .hamburger-btn{display:flex;}

  .quick-answer{padding:22px 22px;margin-bottom:56px;}

  .band-dark .wrap{grid-template-columns:1fr;gap:32px;text-align:center;justify-items:center;}
  .band-dark .stat-num{font-size:64px;}

  .section-head{margin:0 auto 40px;text-align:center;}
  .section-head .eyebrow{justify-content:center;}

  .levels{padding:64px 0;}
  .level-row{
    display:grid;grid-template-columns:44px 158px 1fr;
    grid-template-areas:"num range status" "desc desc desc";
    gap:6px 16px;padding:20px 20px;text-align:left;align-items:start;
  }
  .level-num{grid-area:num;margin-bottom:0;align-self:center;}
  .level-range{grid-area:range;white-space:nowrap;font-size:15px;line-height:20px;}
  .level-name{grid-area:status;font-size:15px;line-height:20px;}
  .level-desc{grid-area:desc;margin-top:2px;}

  .feel{padding:0 0 64px;}
  .feel-grid{grid-template-columns:1fr;}
  .feel-img{height:280px;}
  .feel-copy{text-align:center;align-items:center;padding:48px 28px;}

  .actions{padding:0 0 64px;}
  .actions-grid{
    display:flex;grid-template-columns:unset;overflow-x:auto;gap:16px;
    scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
    padding-bottom:4px;margin:0 -22px;padding-left:22px;padding-right:22px;
  }
  .actions-grid::-webkit-scrollbar{display:none;}
  .action-card{text-align:center;flex:0 0 82%;scroll-snap-align:center;}
  .action-icon{margin:0 auto 22px;}

  .app-section{padding:64px 0;}
  .app-grid{grid-template-columns:1fr;}
  .app-copy{text-align:center;}
  .app-list{align-items:stretch;}
  .app-list li{flex-direction:row;text-align:left;gap:14px;align-items:flex-start;}

  .faq{padding:40px 0 64px;}
  .faq-q{font-size:15px;}

  .related{padding:36px 0 64px;}
  .related-grid{
    display:flex;grid-template-columns:unset;overflow-x:auto;gap:16px;
    scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
    padding-bottom:4px;margin:0 -22px;padding-left:22px;padding-right:22px;
  }
  .related-grid::-webkit-scrollbar{display:none;}
  .related-card{flex:0 0 82%;scroll-snap-align:center;}

  .waitlist-form{flex-direction:column;}
  .waitlist h2{font-size:32px;}
  .footer-row{flex-direction:column;gap:20px;align-items:center;text-align:center;}
  .footer-left{flex-direction:column;}
}