/* Ring Size Calculator — elegant jewelry theme */
:root{
  --gold:#b8912f; --gold-dark:#96771f; --gold-light:#f7f0da; --ink:#20242e; --muted:#5c6270;
  --line:#e5ddc4; --bg:#fdfbf5; --ivory:#fffdf7; --card:#ffffff; --red:#b91c1c; --red-bg:#fdf0f0;
  --radius:14px; --shadow:0 6px 24px rgba(32,36,46,.09); --shadow-sm:0 2px 8px rgba(32,36,46,.07);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
h1,h2,h3,.logo,table.data th{font-family:Georgia,"Times New Roman",serif}
img{max-width:100%}
a{color:var(--gold-dark);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}
.site-header{background:var(--ink);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 12px rgba(0,0,0,.22)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:1.2rem}
.logo:hover{text-decoration:none}
.logo .ring-mark{color:var(--gold);font-size:1.7rem;line-height:1}
.logo small{display:block;font-weight:400;font-size:.68rem;opacity:.8;letter-spacing:1.5px;text-transform:uppercase;font-family:inherit}
.nav-toggle{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:9px;padding:8px 13px;font-size:1rem;cursor:pointer}
.main-nav{display:none;padding:0 0 12px}
.main-nav.open{display:block}
.main-nav a{display:block;color:#f3e9c8;padding:9px 10px;border-radius:8px;font-weight:600;font-size:.97rem}
.main-nav a:hover{background:rgba(255,255,255,.12);text-decoration:none}
@media(min-width:860px){.nav-toggle{display:none}.main-nav{display:flex;gap:2px;padding:0;flex-wrap:wrap;justify-content:flex-end}.main-nav a{display:inline-block;padding:8px 10px}}
.hero{background:linear-gradient(160deg,var(--gold-light),#fff 70%);border-bottom:1px solid var(--line);padding:26px 0 30px}
.hero h1{font-size:1.75rem;line-height:1.25;margin:0 0 8px;color:var(--ink)}
.hero .lead{color:var(--muted);margin:0 0 18px;font-size:1.02rem;max-width:660px}
@media(min-width:860px){.hero h1{font-size:2.25rem}}
main{padding:26px 0 10px}
.breadcrumb{font-size:.88rem;color:var(--muted);margin-bottom:14px}
.breadcrumb a{color:var(--muted)} .breadcrumb .sep{margin:0 6px}
.page-head h1{font-size:1.75rem;line-height:1.25;margin:0 0 8px}
.page-head .lead{color:var(--muted);max-width:720px;margin:0 0 6px}
@media(min-width:860px){.page-head h1{font-size:2.1rem}}
section.block{margin:30px 0}
h2.sec{font-size:1.35rem;margin:0 0 12px;line-height:1.3}
h3.sub{font-size:1.08rem;margin:20px 0 8px}
p{margin:0 0 12px} ul,ol{margin:0 0 14px;padding-left:22px} li{margin-bottom:6px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:18px}
.grid{display:grid;gap:14px}
@media(min-width:640px){.grid.cols-2{grid-template-columns:1fr 1fr}}
@media(min-width:900px){.grid.cols-3{grid-template-columns:repeat(3,1fr)}}
.tool-card{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:18px;color:var(--ink)}
.tool-card:hover{text-decoration:none;border-color:var(--gold);box-shadow:var(--shadow)}
.tool-card h3{margin:0 0 5px;font-size:1.05rem}
.tool-card p{margin:0;color:var(--muted);font-size:.92rem}
.tool-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;max-width:680px}
.tool-box h2{margin:0 0 6px;font-size:1.2rem}
.tool-box .sub{margin:0 0 12px;color:var(--muted);font-size:.92rem}
.tool-box hr{border:none;border-top:1px solid var(--line);margin:16px 0}
.tool-box label{font-weight:700;display:block;margin-bottom:6px;font-size:.95rem}
.tool-box input[type=range]{accent-color:var(--gold);margin:6px 0 14px}
.tabs{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.tab-btn{flex:1;padding:11px 8px;border-radius:10px;border:2px solid var(--gold);background:#fff;color:var(--gold-dark);font-weight:700;font-size:.95rem;cursor:pointer;min-width:140px}
.tab-btn[aria-selected="true"]{background:var(--gold);color:#fff}
.btn{display:inline-block;background:var(--gold);color:#fff;border:none;cursor:pointer;font-size:1.05rem;font-weight:700;padding:13px 26px;border-radius:10px}
.btn:hover{background:var(--gold-dark)}
.input-row{display:flex;gap:10px;flex-wrap:wrap}
.input-row input,.calc-form input[type=number],.calc-form input[type=text],.calc-form select{font-size:1.05rem;padding:12px 13px;border:2px solid #d8c98f;border-radius:10px;outline:none;background:var(--ivory)}
.input-row input{flex:1 1 200px}
.input-row input:focus,.calc-form input:focus,.calc-form select:focus{border-color:var(--gold);background:#fff}
.calc-form{display:grid;gap:14px}
.calc-form .field label{font-weight:700;display:block;margin-bottom:6px}
.form-error{display:none;margin:0;background:var(--red-bg);border:1px solid #f0c6c6;color:var(--red);border-radius:10px;padding:11px 13px;font-weight:600}
.form-error.show{display:block}
.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(105px,1fr));gap:10px;margin-top:16px}
.result-grid:empty{margin-top:0}
.result-cell{background:var(--gold-light);border:1px solid var(--line);border-radius:10px;padding:10px;text-align:center}
.result-cell span{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);font-weight:700}
.result-cell strong{font-size:1.25rem;font-family:Georgia,serif}
.card-outline{height:54px;border:2px dashed var(--gold-dark);border-radius:6px;background:#fff;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.82rem;margin:8px 0;overflow:hidden;white-space:nowrap}
.sizer-stage{display:flex;align-items:center;justify-content:center;min-height:200px;background:var(--ivory);border:1px solid var(--line);border-radius:12px;margin:10px 0;overflow:hidden}
.sizer-circle{border:3px solid var(--gold);border-radius:50%;background:rgba(184,145,47,.07);display:flex;align-items:center;justify-content:center;color:var(--gold-dark);font-size:.8rem;font-weight:700;text-align:center;flex:0 0 auto}
table.data{width:100%;border-collapse:collapse;background:#fff;border-radius:10px;overflow:hidden;box-shadow:var(--shadow-sm);margin:0 0 16px;font-size:.95rem}
table.data th{background:var(--ink);color:#f3e9c8;text-align:left;padding:10px 12px;font-size:.92rem}
table.data td{padding:9px 12px;border-top:1px solid var(--line)}
table.data tr:nth-child(even) td{background:#fbf7ea}
table.data tr.hl td{background:var(--gold-light);font-weight:600}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
figure.infographic{margin:18px 0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:14px}
figure.infographic img{display:block;width:100%;height:auto;border-radius:8px}
figure.infographic figcaption{font-size:.87rem;color:var(--muted);margin-top:10px;text-align:center}
.callout{border-radius:12px;padding:15px 17px;margin:16px 0;font-size:.96rem}
.callout.blue{background:#eef3f8;border:1px solid #b9cbdd}
.callout.amber{background:#fdf6e0;border:1px solid #eed9a4}
.steps{counter-reset:step;list-style:none;padding:0}
.steps li{position:relative;padding:13px 14px 13px 56px;background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;box-shadow:var(--shadow-sm)}
.steps li::before{counter-increment:step;content:counter(step);position:absolute;left:13px;top:12px;width:30px;height:30px;border-radius:50%;background:var(--gold);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;box-shadow:var(--shadow-sm)}
.faq-item summary{cursor:pointer;font-weight:700;padding:14px 16px}
.faq-item .a{padding:0 16px 14px;color:#3a3f4c}
.chip{display:inline-block;background:var(--gold-light);color:var(--gold-dark);border:1px solid #e3d194;border-radius:999px;padding:3px 11px;font-size:.82rem;font-weight:700;margin:0 6px 8px 0}
.fresh-note{display:inline-block;background:var(--gold-light);border:1px solid #e3d194;color:var(--ink);border-radius:999px;padding:6px 14px;font-size:.9rem;font-weight:600;margin:0 0 14px}
.link-list{list-style:none;padding:0;margin:0}
.link-list li{margin-bottom:12px}
.link-list a{font-weight:700;font-size:1.02rem}
.link-list span{display:block;color:var(--muted);font-size:.88rem}
.muted{color:var(--muted)} .small{font-size:.88rem}
.related{margin-top:34px}
.circles{line-height:1.2}
.site-footer{background:var(--ink);color:#d8dbe2;margin-top:44px}
.footer-in{padding:30px 0 10px}
.footer-grid{display:grid;gap:20px}
@media(min-width:560px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1020px){.footer-grid{grid-template-columns:1.25fr .95fr 1.05fr .85fr .65fr .65fr}}
.site-footer h4{color:#fff;margin:0 0 10px;font-size:1rem}
.site-footer a{color:#e8d9a0;display:block;padding:3px 0;font-size:.93rem}
.site-footer p{font-size:.9rem;color:#b9bdc8}
.disclaimer{border-top:1px solid rgba(255,255,255,.16);margin-top:22px;padding:16px 0 22px;font-size:.85rem;color:#a9adb9}
.footer-meta{display:block;margin-top:8px}
.cookie-banner{position:fixed;left:0;right:0;bottom:0;z-index:80;background:var(--ink);color:#eceef2;box-shadow:0 -4px 18px rgba(0,0,0,.28);padding:10px 0}
.cookie-banner .wrap{display:flex;align-items:center;gap:10px 14px;flex-wrap:wrap}
.cookie-banner p{margin:0;font-size:.88rem;line-height:1.45;flex:1 1 250px}
.cookie-banner a{color:#e8d9a0;text-decoration:underline}
.cookie-banner .btn{background:var(--gold);color:#fff;font-size:.93rem;padding:9px 22px;flex:0 0 auto}
@media print{.site-header,.site-footer,.cookie-banner{display:none!important}}

/* --- Save & share my size + size pages (Nov 2026 upgrade) --- */
.rs-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.btn.secondary{background:#fff;color:var(--gold-dark);border:2px solid var(--gold);padding:11px 20px;font-size:.98rem}
.btn.secondary:hover{background:var(--gold-light)}
.btn.secondary:disabled{opacity:.45;cursor:not-allowed}
.saved-banner{background:var(--gold-light);border:1px solid #e3d194;border-left:5px solid var(--gold);border-radius:12px;padding:13px 16px;margin:0 0 16px;font-size:.96rem;display:flex;gap:6px 14px;align-items:center;flex-wrap:wrap;max-width:680px}
.saved-banner:empty{display:none}
.saved-banner strong{font-family:Georgia,serif;font-size:1.05rem}
.saved-banner .remove{margin-left:auto;background:none;border:none;color:var(--gold-dark);font-weight:700;cursor:pointer;text-decoration:underline;font-size:.9rem;padding:4px 2px}
.size-big{font-size:2.3rem;font-family:Georgia,serif;line-height:1.15;margin:0 0 6px}
.methodology{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:18px}
.methodology h3{margin:16px 0 6px;font-size:1.02rem}
.methodology h3:first-child{margin-top:0}
.prev-next{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:18px}