:root{
  --bg:#f5f7fa;
  --paper:#ffffff;
  --ink:#0c2340;
  --ink-2:#33415c;
  --muted:#67768f;
  --line:#e4e9f1;
  --line-2:#eef2f7;
  --navy:#0c2340;
  --navy-2:#143a66;
  --teal:#0aa28b;
  --teal-2:#0c8a76;
  --teal-soft:#e2f5f0;
  --accent:var(--teal);
  --warn:#b9651b;
  --warn-soft:#fff4e3;
  --radius:12px;
  --radius-lg:16px;
  --max:1180px;
  --shadow-sm:0 1px 2px rgba(12,35,64,.05), 0 1px 1px rgba(12,35,64,.04);
  --shadow-md:0 6px 24px -10px rgba(12,35,64,.18);
  --shadow-lg:0 24px 60px -28px rgba(12,35,64,.35);
  --sans:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;font-feature-settings:"cv02","cv03","cv04","cv11"}
a{color:var(--teal-2);text-decoration:none;font-weight:500}
a:hover{color:var(--navy);text-decoration:underline}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{color:var(--navy);letter-spacing:-0.015em;font-weight:700}
h1{font-weight:800;letter-spacing:-0.025em}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
.narrow{max-width:780px}

/* Header */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;gap:28px;padding:14px 24px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;color:var(--navy);font-size:20px;letter-spacing:-0.02em;flex-shrink:0}
.brand:hover{text-decoration:none;color:var(--navy)}
.brand.small{font-size:16px}
.brand-mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--navy) 0%,var(--teal) 100%);display:inline-block;position:relative;box-shadow:0 4px 12px -4px rgba(10,162,139,.5)}
.brand-mark::after{content:"";position:absolute;inset:8px;border:2px solid #fff;border-radius:3px;border-top-color:transparent;border-right-color:transparent;transform:rotate(45deg)}
.primary-nav{display:flex;gap:24px;flex:1;flex-wrap:wrap}
.primary-nav a{color:var(--ink-2);font-weight:500;font-size:15px;padding:6px 0;border-bottom:2px solid transparent;transition:all .15s}
.primary-nav a:hover{color:var(--teal);border-bottom-color:var(--teal);text-decoration:none}
.search-form{display:flex;gap:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;transition:border-color .15s, box-shadow .15s}
.search-form:focus-within{border-color:var(--teal);box-shadow:0 0 0 3px rgba(10,162,139,.15)}
.search-form input[type=search]{padding:10px 14px;border:0;outline:none;min-width:240px;font-size:14px;background:transparent;font-family:inherit;color:var(--ink)}
.search-form button{padding:10px 18px;border:0;background:var(--navy);color:#fff;cursor:pointer;font-weight:600;font-family:inherit;font-size:14px;transition:background .15s}
.search-form button:hover{background:var(--teal)}

/* Hero — bold navy with prominent search */
.hero{background:radial-gradient(ellipse 80% 60% at 30% 20%,rgba(10,162,139,.18) 0%,transparent 70%),linear-gradient(160deg,var(--navy) 0%,var(--navy-2) 100%);color:#e8eef7;padding:64px 0 72px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 1px 1px,rgba(255,255,255,.05) 1px,transparent 0);background-size:32px 32px;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:56px;align-items:center;position:relative;z-index:1}
@media (max-width:880px){.hero-grid{grid-template-columns:1fr;gap:36px}}
.hero h1{font-family:var(--sans);font-size:52px;line-height:1.05;margin:0 0 18px;color:#fff;font-weight:800;letter-spacing:-0.03em}
@media (max-width:760px){.hero h1{font-size:38px}}
.hero p.lede{font-size:19px;color:#bccbe0;margin:0 0 28px;line-height:1.5;max-width:560px}
.hero .hero-search{background:#fff;border-radius:14px;padding:8px;display:flex;gap:0;box-shadow:0 20px 50px -20px rgba(0,0,0,.5);max-width:580px}
.hero .hero-search input{flex:1;border:0;padding:14px 18px;font-size:16px;font-family:inherit;outline:none;border-radius:10px;color:var(--ink);background:transparent;min-width:0}
.hero .hero-search button{border:0;background:var(--teal);color:#fff;padding:14px 28px;font-weight:700;font-family:inherit;font-size:15px;border-radius:10px;cursor:pointer;transition:background .15s;flex-shrink:0}
.hero .hero-search button:hover{background:var(--teal-2)}
.hero .helper{font-size:13px;color:#8aa0c2;margin:14px 0 0}
.hero-stats{display:flex;gap:36px;margin-top:32px;flex-wrap:wrap}
.hero-stats .stat strong{display:block;font-size:30px;font-weight:800;color:#fff;letter-spacing:-0.02em;line-height:1.1}
.hero-stats .stat span{color:#8aa0c2;font-size:12px;text-transform:uppercase;letter-spacing:.1em;font-weight:600;margin-top:4px;display:block}
.hero-art{border-radius:18px;overflow:hidden;box-shadow:0 30px 80px -20px rgba(0,0,0,.5);transform:rotate(1deg);border:6px solid rgba(255,255,255,.06)}
@media (max-width:880px){.hero-art{transform:none;max-width:420px;margin:0 auto}}

/* Section blocks */
section{padding:56px 0}
section h2{font-size:32px;margin:0 0 8px;letter-spacing:-0.025em}
section .lede{color:var(--ink-2);margin:0 0 28px;max-width:680px;font-size:17px}
section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:transform .15s, box-shadow .15s, border-color .15s;display:block;color:inherit}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#cfd8e6;text-decoration:none;color:inherit}
.card h3{margin:0 0 6px;font-size:18px;color:var(--navy)}
.card .meta{color:var(--muted);font-size:13.5px;margin-bottom:12px}
.card .badge{display:inline-block;background:var(--teal-soft);color:var(--teal-2);padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;margin-right:6px;font-feature-settings:"tnum"}

/* Tables */
.table-wrap{overflow-x:auto;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
table{width:100%;border-collapse:collapse;font-size:14.5px}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line-2)}
th{background:#f7f9fc;font-weight:600;color:var(--ink-2);font-size:12px;text-transform:uppercase;letter-spacing:.06em}
tr:last-child td{border-bottom:0}
tr:hover td{background:#fafbfd}

/* Detail page */
.detail-header{background:linear-gradient(180deg,#fff 0%,#fafbfd 100%);border-bottom:1px solid var(--line);padding:40px 0 32px}
.detail-header h1{font-size:38px;margin:6px 0 8px;letter-spacing:-0.025em}
@media (max-width:760px){.detail-header h1{font-size:30px}}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:6px}
.crumbs a{color:var(--muted);font-weight:400}
.crumbs a:hover{color:var(--teal-2)}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-top:24px}
.fact{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;box-shadow:var(--shadow-sm)}
.fact .lbl{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:6px;font-weight:600}
.fact .val{font-weight:700;color:var(--navy);font-size:18px;letter-spacing:-0.01em}

.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;padding:36px 0}
@media (max-width:980px){.layout{grid-template-columns:1fr}}
.sidebar{align-self:start}
@media (min-width:981px){.sidebar{position:sticky;top:88px}}
.sidebar .card{margin-bottom:16px;padding:18px}
.sidebar h4{margin:0 0 10px;font-size:14px;color:var(--navy);text-transform:uppercase;letter-spacing:.06em}

.prose{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:32px 36px;box-shadow:var(--shadow-sm)}
@media (max-width:600px){.prose{padding:24px 20px}}
.prose h2{font-size:24px;margin:30px 0 14px}
.prose h2:first-child{margin-top:0}
.prose p{margin:0 0 16px;color:var(--ink-2);font-size:16px;line-height:1.7}
.prose ul,.prose ol{padding-left:22px;color:var(--ink-2);margin:0 0 16px}
.prose li{margin-bottom:8px;line-height:1.65}
.prose strong{color:var(--ink)}
.prose code{background:#f1f4f9;padding:2px 6px;border-radius:4px;font-family:ui-monospace,Menlo,Monaco,monospace;font-size:13px}
.routing-pill{display:inline-block;background:var(--warn-soft);border:1px solid #f1cf94;color:var(--warn);padding:4px 11px;border-radius:6px;font-family:ui-monospace,Menlo,Monaco,monospace;font-weight:700;letter-spacing:.04em;font-size:14px;font-feature-settings:"tnum"}

/* Letter index */
.letter-nav{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:24px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:10px}
.letter-nav a{background:#f7f9fc;border:1px solid transparent;padding:6px 12px;border-radius:6px;color:var(--ink);font-weight:700;font-size:14px;min-width:32px;text-align:center}
.letter-nav a:hover{background:var(--teal);color:#fff;text-decoration:none}
.letter-block{margin-bottom:32px}
.letter-block h3{font-size:28px;margin:0 0 10px;color:var(--teal-2);border-bottom:2px solid var(--teal-soft);padding-bottom:6px;display:inline-block}
.letter-block ul{column-count:3;column-gap:28px;padding:0;margin:0;list-style:none}
@media (max-width:880px){.letter-block ul{column-count:2}}
@media (max-width:560px){.letter-block ul{column-count:1}}
.letter-block li{break-inside:avoid;margin-bottom:6px;font-size:14.5px}

/* State grid */
.state-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}
.state-grid a{display:flex;justify-content:space-between;align-items:center;background:var(--paper);border:1px solid var(--line);padding:14px 16px;border-radius:10px;color:var(--ink);font-weight:600;transition:all .15s}
.state-grid a:hover{background:var(--navy);text-decoration:none;color:#fff;border-color:var(--navy);transform:translateY(-1px)}
.state-grid a:hover .count{color:var(--teal-soft)}
.state-grid a .count{color:var(--muted);font-size:13px;font-weight:500;font-feature-settings:"tnum"}

/* Footer */
.site-footer{background:var(--navy);color:#bccbe0;padding:56px 0 28px;margin-top:80px}
.site-footer a{color:#a8e8d4;font-weight:500}
.site-footer a:hover{color:#fff;text-decoration:underline}
.site-footer h4{color:#fff;margin:0 0 12px;font-size:13px;text-transform:uppercase;letter-spacing:.08em}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:8px;font-size:14.5px}
.site-footer .brand{color:#fff;margin-bottom:10px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:36px}
@media (max-width:980px){.footer-grid{grid-template-columns:1fr 1fr 1fr;gap:28px}}
@media (max-width:600px){.footer-grid{grid-template-columns:1fr 1fr}}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:20px;margin-top:8px}
.muted{color:#8a99b3}
.small{font-size:13px}
.brand-mark{flex:none}

/* Buttons */
.btn{display:inline-block;padding:11px 22px;border-radius:10px;background:var(--teal);color:#fff;font-weight:600;font-size:15px;border:0;cursor:pointer;transition:all .15s;font-family:inherit}
.btn:hover{text-decoration:none;background:var(--teal-2);color:#fff;transform:translateY(-1px);box-shadow:0 6px 16px -6px rgba(10,162,139,.5)}
.btn.secondary{background:transparent;color:var(--teal-2);border:1.5px solid var(--teal)}
.btn.secondary:hover{background:var(--teal);color:#fff}

/* Misc */
.pagination{display:flex;gap:6px;justify-content:center;margin:32px 0;flex-wrap:wrap}
.pagination a, .pagination span{padding:8px 14px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink);font-weight:500;font-size:14px}
.pagination a:hover{background:var(--teal-soft);color:var(--teal-2);text-decoration:none;border-color:var(--teal-soft)}
.pagination .current{background:var(--navy);color:#fff;border-color:var(--navy)}
.tag{display:inline-block;background:#eef2f7;color:var(--ink-2);padding:3px 9px;border-radius:4px;font-size:12px;margin-right:4px;font-weight:500}

.adsense-block{background:#fafbfd;border:1px dashed #d1d8e3;color:#9aa6bb;text-align:center;padding:18px;border-radius:10px;font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin:20px 0;font-weight:500}

/* Resource block (real outbound, editorial) */
.resources{background:linear-gradient(180deg,#fff 0%,#fafbfd 100%);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.resources h4{margin:0 0 12px;color:var(--navy);font-size:13px;text-transform:uppercase;letter-spacing:.06em}
.resources ul{list-style:none;padding:0;margin:0}
.resources li{padding:10px 0;border-bottom:1px solid var(--line-2);font-size:14px}
.resources li:last-child{border-bottom:0}
.resources li a{color:var(--navy);font-weight:600;display:block}
.resources li a:hover{color:var(--teal-2)}
.resources li .src{color:var(--muted);font-size:12px;display:block;margin-top:2px;font-weight:400}