:root{
  --ink:#0b2433;--ink2:#1c4052;--muted:#627784;--line:#dce7eb;
  --paper:#fbfdfd;--white:#fff;--mint:#66d8c7;--mint-dark:#17776e;
  --mint-pale:#e7f8f4;--blue:#387fac;--blue-pale:#eef7fc;
  --amber:#a96e09;--amber-pale:#fff7df;--red:#b64e4e;--red-pale:#fff2f2;
  --shadow:0 18px 55px rgba(18,51,67,.09);--radius:22px;--max:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;background:var(--paper);color:var(--ink);
 font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
 line-height:1.68;-webkit-font-smoothing:antialiased
}
a{color:#116e84;text-decoration-thickness:.08em;text-underline-offset:.16em}
a:hover{color:#084c5d}
img{max-width:100%;height:auto}
.wrap{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.site-header{
 position:sticky;top:0;z-index:30;background:rgba(251,253,253,.95);
 backdrop-filter:blur(12px);border-bottom:1px solid rgba(220,231,235,.92)
}
.header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;font-weight:900;letter-spacing:-.025em}
.logo{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,#0b2433,#1d6076);box-shadow:0 8px 20px rgba(11,36,51,.13)}
.logo svg{width:25px;height:25px}
.nav{display:flex;align-items:center;gap:20px}
.nav a{color:var(--ink2);text-decoration:none;font-size:14px;font-weight:800}
.nav a:hover{color:var(--mint-dark)}
.nav .nav-retainer{padding:9px 13px;background:var(--mint-pale);border-radius:999px;color:#0c685f}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:9px 12px;font-weight:850;color:var(--ink)}
.hero{
 display:grid;grid-template-columns:1.02fr .98fr;min-height:590px;margin:30px 0 34px;
 border:1px solid var(--line);border-radius:30px;overflow:hidden;background:#0b2433;box-shadow:var(--shadow)
}
.hero-copy{padding:66px 52px;color:#fff;display:flex;flex-direction:column;justify-content:center}
.kicker,.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.15em;font-weight:900;color:var(--mint-dark)}
.hero .kicker{color:#91ecde}
.hero h1{font-size:clamp(46px,6vw,72px);line-height:.98;letter-spacing:-.055em;margin:14px 0 21px}
.hero p{font-size:20px;color:#d8e6eb;margin:0;max-width:580px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{min-height:50px;display:inline-flex;align-items:center;justify-content:center;padding:0 20px;border-radius:14px;text-decoration:none;font-weight:900;border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--mint),#a8f2e5);color:#052b34}
.btn-secondary{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.2);color:#fff}
.hero-media{position:relative;min-height:420px;background:#e8f0f1}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:61% center;position:absolute;inset:0}
.hero-media:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,36,51,.08),transparent 28%)}
.trust-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:74px}
.trust{padding:18px 20px;border:1px solid var(--line);border-radius:18px;background:#fff}
.trust strong{display:block;margin-bottom:3px}
.trust span{font-size:14px;color:var(--muted)}
.section{padding:28px 0 76px}
.section.alt{background:linear-gradient(180deg,#f3faf8,#eef8f5);border-block:1px solid #dfede9}
.section-head{max-width:760px;margin-bottom:28px}
.section-head.center{text-align:center;margin-inline:auto}
h1,h2,h3{color:var(--ink)}
h2{font-size:clamp(31px,4vw,46px);line-height:1.08;letter-spacing:-.045em;margin:8px 0 12px}
.section-head p{font-size:18px;color:var(--muted);margin:0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
.card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:22px;padding:24px;background:#fff;box-shadow:0 9px 28px rgba(18,51,67,.045)}
.card-label{font-size:11px;text-transform:uppercase;letter-spacing:.13em;color:var(--mint-dark);font-weight:900}
.card h3{font-size:22px;line-height:1.18;letter-spacing:-.025em;margin:10px 0 9px}
.card p{margin:0 0 18px;color:var(--muted)}
.card-link{margin-top:auto;font-weight:900;text-decoration:none}
.feature-retention{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;background:var(--ink);border-radius:28px;padding:38px;color:#fff;box-shadow:var(--shadow)}
.feature-retention h2{color:#fff;margin-top:0}
.feature-retention p{color:#d3e1e7}
.retainer-mini{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.retainer-chip{padding:16px;border-radius:16px;background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.12)}
.retainer-chip strong{display:block;color:#fff;margin-bottom:4px}
.retainer-chip span{font-size:13px;color:#bed0d8}
.article-hero{padding:54px 0 28px}
.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:18px}
.breadcrumbs a{color:var(--muted)}
.article-hero h1{font-size:clamp(42px,6vw,68px);line-height:1.01;letter-spacing:-.055em;margin:8px 0 18px;max-width:960px}
.article-dek{font-size:20px;color:var(--muted);max-width:850px;margin:0}
.meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:20px;color:var(--muted);font-size:13px}
.article-layout{display:grid;grid-template-columns:minmax(0,770px) 285px;gap:46px;align-items:start}
.article{font-size:17px;min-width:0}
.article h2{font-size:34px;margin:46px 0 14px;scroll-margin-top:95px}
.article h3{font-size:23px;line-height:1.25;margin:30px 0 10px;scroll-margin-top:95px}
.article p{margin:15px 0}
.article ul,.article ol{padding-left:24px}
.article li{margin:8px 0}
.article table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article th,.article td{padding:13px 12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.article th{background:#f2f7f8}
.table-wrap{overflow-x:auto}
.note,.warning,.tip{
 margin:24px 0;padding:18px 20px;border-radius:0 15px 15px 0
}
.note{background:var(--blue-pale);border-left:4px solid var(--blue)}
.warning{background:var(--amber-pale);border-left:4px solid #d49a22}
.tip{background:var(--mint-pale);border-left:4px solid var(--mint-dark)}
.redflag{background:var(--red-pale);border-left:4px solid var(--red);margin:24px 0;padding:18px 20px;border-radius:0 15px 15px 0}
.toc{position:sticky;top:96px;border:1px solid var(--line);border-radius:18px;background:#fff;padding:20px}
.toc strong{display:block;margin-bottom:9px}
.toc a{display:block;padding:6px 0;color:var(--muted);text-decoration:none;font-size:14px}
.toc a:hover{color:var(--ink)}
.related{margin-top:45px;padding-top:26px;border-top:1px solid var(--line)}
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.related a{display:block;padding:15px 16px;border:1px solid var(--line);border-radius:14px;background:#fff;text-decoration:none;font-weight:800}
.sources{margin-top:48px;padding-top:26px;border-top:1px solid var(--line)}
.sources h2{font-size:27px;margin-top:0}
.sources li{margin-bottom:9px}
.sources p{font-size:13px;color:var(--muted)}
.faq details{padding:16px 0;border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{font-weight:850;cursor:pointer}
.faq details p{color:var(--muted)}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0}
.stat{border:1px solid var(--line);border-radius:16px;padding:18px;background:#fff}
.stat strong{display:block;font-size:20px}
.stat span{font-size:14px;color:var(--muted)}
.checklist{list-style:none!important;padding:0!important}
.checklist li{position:relative;padding:10px 0 10px 33px;border-bottom:1px solid var(--line)}
.checklist li:before{content:"✓";position:absolute;left:0;top:10px;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:var(--mint-pale);color:var(--mint-dark);font-weight:900}
.quote-box{border:1px solid #cde5df;border-radius:18px;background:#f2fbf8;padding:22px}
.quote-box strong{display:block;margin-bottom:6px}
.source-card{border:1px solid var(--line);border-radius:16px;padding:18px;background:#fff;margin-bottom:12px}
.source-card h3{font-size:19px;margin:0 0 5px}
.source-card p{font-size:14px;color:var(--muted);margin:0}
.site-footer{background:#071d29;color:#c7d7de;margin-top:64px;padding:46px 0}
.footer-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:34px}
.site-footer h4{color:#fff;margin:0 0 10px}
.site-footer a{color:#c7d7de;text-decoration:none}
.site-footer a:hover{color:#fff}
.footer-copy{color:#9ab0ba;font-size:14px;max-width:520px}
.footer-bottom{margin-top:30px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:20px;color:#8fa7b2;font-size:13px}
.pill-row{display:flex;flex-wrap:wrap;gap:9px}
.pill{padding:8px 12px;border-radius:999px;background:var(--mint-pale);color:#11685f;font-size:13px;font-weight:800}
@media(max-width:930px){
 .nav{display:none;position:absolute;top:65px;left:20px;right:20px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:15px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start}
 .nav.open{display:flex}.menu-btn{display:block}
 .hero{grid-template-columns:1fr}.hero-copy{padding:44px 28px}.hero-media{min-height:390px}
 .cards,.trust-strip{grid-template-columns:1fr}.feature-retention,.article-layout{grid-template-columns:1fr}
 .toc{position:static;order:-1}.footer-grid{grid-template-columns:1fr 1fr}.retainer-mini{grid-template-columns:1fr}
}
@media(max-width:620px){
 .wrap{width:min(var(--max),calc(100% - 24px))}
 .header-inner{min-height:64px}.brand span{font-size:15px}
 .hero{margin-top:14px;border-radius:22px}.hero h1{font-size:45px}.hero-actions{flex-direction:column}.btn{width:100%}
 .article-hero{padding-top:37px}.article-hero h1{font-size:42px}
 .related-grid,.stat-grid{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}
}


.topic-photo{margin:28px 0 34px}
.topic-photo img{width:100%;display:block;border-radius:22px;border:1px solid #dce7eb;background:#fff;box-shadow:0 12px 34px rgba(18,51,67,.07)}
.topic-photo figcaption{margin-top:10px;font-size:14px;color:#627784}
.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:26px 0}
.topic-idea{border:1px solid #dce7eb;border-radius:18px;background:#fff;padding:18px 18px 16px}
.topic-idea h3{font-size:20px;margin:0 0 7px}
.topic-idea p{margin:0;color:#627784;font-size:15px}
@media(max-width:700px){.topic-grid{grid-template-columns:1fr}}

/* 2026-09-11 homepage refinements */
.hero{min-height:500px}
.hero-copy{padding:44px 46px}
.hero h1{color:#fff!important;margin:12px 0 18px}
.hero p{font-size:18px}
.hero-media{min-height:360px}
.hero-quick{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.hero-quick a{display:inline-flex;align-items:center;padding:8px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.07);color:#e8f7f4;text-decoration:none;font-size:13px;font-weight:800}
.hero-quick a:hover{background:rgba(255,255,255,.13);color:#fff}
.start-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px}
.start-card{display:block;padding:20px;border-radius:18px;border:1px solid #dce7eb;background:#fff;text-decoration:none;color:#0b2433;box-shadow:0 8px 22px rgba(18,51,67,.04)}
.start-card strong{display:block;font-size:17px;margin-bottom:5px}
.start-card span{font-size:14px;color:#627784}
.start-card:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(18,51,67,.08)}
@media(max-width:900px){.start-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.start-grid{grid-template-columns:1fr}.hero-copy{padding:34px 24px}}


/* Confidence & social-life expansion */
.hero h1{color:#fff!important}
.confidence-section{background:linear-gradient(180deg,#f6fbfa,#eef8f6);border-block:1px solid #dcece7}
.confidence-lead{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:center;margin-bottom:24px}
.confidence-copy{padding:6px 0}
.confidence-photo{overflow:hidden;border-radius:24px;border:1px solid #dce7eb;box-shadow:0 14px 38px rgba(18,51,67,.08);background:#fff}
.confidence-photo img{display:block;width:100%;aspect-ratio:14/9;object-fit:cover}
.confidence-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.confidence-card{display:flex;flex-direction:column;background:#fff;border:1px solid #dce7eb;border-radius:20px;overflow:hidden;text-decoration:none;color:#0b2433;box-shadow:0 8px 24px rgba(18,51,67,.045)}
.confidence-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.confidence-card .cc-body{padding:18px}
.confidence-card strong{display:block;font-size:19px;line-height:1.2;margin-bottom:6px}
.confidence-card span{display:block;color:#627784;font-size:14px}
.confidence-card:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(18,51,67,.08)}
.research-box{margin:26px 0;padding:22px;border:1px solid #cfe4df;border-radius:18px;background:#f1faf7}
.research-box strong{display:block;margin-bottom:6px}
.script-box{margin:22px 0;padding:20px 22px;border-radius:18px;background:#f4f8fa;border:1px solid #dce7eb}
.script-box p{margin:7px 0}
.article .key-points{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:22px 0}
.article .key-point{padding:17px;border:1px solid #dce7eb;border-radius:15px;background:#fff}
.article .key-point strong{display:block;margin-bottom:5px}
@media(max-width:900px){.confidence-lead,.confidence-grid{grid-template-columns:1fr}.confidence-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.confidence-grid,.article .key-points{grid-template-columns:1fr}}


/* Expanded desktop/mobile navigation */
.main-nav{display:flex;align-items:center;gap:14px}
.main-nav>a,.nav-dropdown-toggle{
  color:#1c4052;text-decoration:none;font-size:14px;font-weight:800;
  border:0;background:transparent;font-family:inherit;cursor:pointer;padding:10px 0
}
.main-nav>a:hover,.nav-dropdown-toggle:hover,.nav-dropdown-toggle:focus-visible{color:#17776e}
.nav-group{position:relative}
.nav-arrow{font-size:11px;display:inline-block;transition:transform .18s ease}
.nav-group.open .nav-arrow{transform:rotate(180deg)}
.nav-dropdown{
  display:none;position:absolute;top:calc(100% + 7px);left:50%;transform:translateX(-50%);
  min-width:270px;max-width:330px;padding:10px;background:#fff;border:1px solid #dce7eb;
  border-radius:16px;box-shadow:0 20px 50px rgba(18,51,67,.14);z-index:80
}
.nav-dropdown:before{
  content:"";position:absolute;top:-8px;left:50%;width:14px;height:14px;
  background:#fff;border-left:1px solid #dce7eb;border-top:1px solid #dce7eb;
  transform:translateX(-50%) rotate(45deg)
}
.nav-dropdown a{
  display:block;position:relative;z-index:1;padding:9px 11px;border-radius:10px;
  color:#1c4052;text-decoration:none;font-size:13px;font-weight:700;line-height:1.3
}
.nav-dropdown a:hover,.nav-dropdown a:focus-visible{background:#eef8f5;color:#11685f}
.nav-group.open>.nav-dropdown,.nav-group:focus-within>.nav-dropdown{display:block}
@media (hover:hover) and (min-width:931px){
  .nav-group:hover>.nav-dropdown{display:block}
}
@media(max-width:1080px) and (min-width:931px){
  .main-nav{gap:9px}
  .main-nav>a,.nav-dropdown-toggle{font-size:13px}
}
@media(max-width:930px){
  .main-nav{
    display:none;position:absolute;top:65px;left:20px;right:20px;background:#fff;
    border:1px solid #dce7eb;border-radius:18px;padding:12px;box-shadow:0 18px 50px rgba(18,51,67,.14);
    flex-direction:column;align-items:stretch;gap:2px;max-height:calc(100vh - 90px);overflow:auto
  }
  .main-nav.open{display:flex}
  .main-nav>a,.nav-dropdown-toggle{width:100%;padding:11px 12px;text-align:left;border-radius:10px}
  .nav-dropdown-toggle{display:flex;justify-content:space-between;align-items:center}
  .nav-group{width:100%}
  .nav-dropdown{
    position:static;transform:none;min-width:0;max-width:none;box-shadow:none;
    border:0;border-left:3px solid #d9eee9;border-radius:0;background:#f7fbfa;
    margin:0 8px 8px;padding:5px 6px 5px 10px
  }
  .nav-dropdown:before{display:none}
  .nav-dropdown a{padding:9px 10px;font-size:13px}
  .nav-group:not(.open)>.nav-dropdown{display:none!important}
  .nav-group.open>.nav-dropdown{display:block}
}

/* All Guides hub */
.guide-hub-intro{max-width:800px;margin-bottom:28px}
.guide-hub-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.guide-category{background:#fff;border:1px solid #dce7eb;border-radius:22px;padding:24px;box-shadow:0 8px 28px rgba(18,51,67,.045)}
.guide-category h2{font-size:28px;margin:4px 0 8px}
.guide-category>p{color:#627784;margin-top:0}
.guide-list{display:grid;gap:7px;margin-top:16px}
.guide-list a{display:block;padding:10px 12px;border-radius:11px;text-decoration:none;color:#1c4052;font-weight:750;background:#f8fbfb;border:1px solid #edf3f5}
.guide-list a:hover{background:#eef8f5;color:#11685f;border-color:#d5eae5}
@media(max-width:760px){.guide-hub-grid{grid-template-columns:1fr}}

/* Integrated topic navigation */
@media(max-width:1220px) and (min-width:931px){
  .main-nav{gap:7px}
  .main-nav>a,.nav-dropdown-toggle{font-size:12.5px}
}


/* Clean six-item navigation */
.main-nav{gap:22px}
.main-nav>a,.nav-dropdown-toggle{white-space:nowrap}
.nav-mega-group{position:relative}
.nav-mega{
  width:min(820px,calc(100vw - 48px));
  max-width:820px;
  min-width:720px;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:8px;
  padding:16px;
}
.nav-group.open>.nav-mega,.nav-group:focus-within>.nav-mega{display:grid}
@media (hover:hover) and (min-width:931px){.nav-mega-group:hover>.nav-mega{display:grid}}
.nav-mega-section{min-width:0;padding:2px 4px}
.nav-mega-title{
  padding:7px 10px 8px;
  font-size:11px;
  line-height:1.2;
  font-weight:900;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:#627784
}
.nav-mega-section a{font-size:12.5px;padding:8px 10px}
@media(max-width:1080px) and (min-width:931px){
  .main-nav{gap:15px}
  .main-nav>a,.nav-dropdown-toggle{font-size:13px}
  .nav-mega{left:auto;right:-110px;transform:none;min-width:680px}
  .nav-mega:before{left:auto;right:150px;transform:rotate(45deg)}
}
@media(max-width:930px){
  .main-nav{gap:2px}
  .nav-mega{display:none!important;position:static;transform:none;width:auto;min-width:0;max-width:none;padding:8px 8px 10px;grid-template-columns:1fr;background:#f7fbfa}
  .nav-group.open>.nav-mega{display:grid!important}
  .nav-mega-title{padding:12px 10px 5px}
  .nav-mega-section a{padding:8px 10px}
}