@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
/* ===== Skin: CST (central-standard-time.com) — light American-heartland, red #c62828 + slate ===== */
:root{--c:#c62828}
body.skin-cst{--c:#c62828;--c-d:#a51e1e;--c-l:#fbe9e9;--slate:#1f2a3a;--slate-l:#33415a;
  --ink:#232a33;--mut:#5b6672;--faint:#93a0ad;--line:#ece7e1;--line2:#ddd6cd;--bg:#fbfaf8;--card:#ffffff;
  --shadow:0 1px 2px rgba(31,42,58,.05),0 6px 18px rgba(31,42,58,.07);
  margin:0;font-family:'Inter',-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);font-size:15px;line-height:1.62;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body.skin-cst *{box-sizing:border-box}
body.skin-cst .wc-widget,body.skin-cst .wc-stage,body.skin-cst .hero-widget{max-width:100%}
body.skin-cst h1,body.skin-cst h2,body.skin-cst h3,body.skin-cst h4{font-weight:800;line-height:1.22;letter-spacing:-.015em;color:var(--slate)}
body.skin-cst a{color:var(--c);text-decoration:none}
body.skin-cst a:hover{color:var(--c-d);text-decoration:underline}

/* ---- Chrome ---- */
body.skin-cst .g-header{background:var(--card);border-bottom:3px solid var(--c);position:sticky;top:0;z-index:20;box-shadow:0 1px 6px rgba(31,42,58,.08)}
body.skin-cst .g-bar{max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:16px;padding:13px 24px;flex-wrap:wrap}
body.skin-cst .g-brand{color:var(--slate);font-weight:800;font-size:17px;display:flex;align-items:center;gap:9px;letter-spacing:-.02em}
body.skin-cst .g-brand::before{content:"";width:16px;height:16px;border-radius:50%;background:var(--c);box-shadow:0 0 0 3px var(--c-l)}
body.skin-cst .g-nav{display:flex;gap:2px;flex-wrap:wrap;margin-left:auto}
body.skin-cst .g-nav a{color:var(--mut);font-size:14px;font-weight:600;padding:7px 12px;border-radius:6px}
body.skin-cst .g-nav a:hover{background:var(--line);color:var(--slate);text-decoration:none}
body.skin-cst .g-nav a.is-main{color:var(--c)}
body.skin-cst .g-cta{background:var(--c);color:#fff;padding:8px 17px;border-radius:6px;font-weight:700;font-size:14px}
body.skin-cst .g-cta:hover{background:var(--c-d);text-decoration:none}
body.skin-cst .g-main{max-width:1120px;margin:0 auto;padding:32px 24px 64px}

/* ---- Hero ---- */
body.skin-cst .hero{display:grid;grid-template-columns:1.02fr .98fr;gap:38px;align-items:center;background:var(--card);border:1px solid var(--line2);border-radius:16px;padding:40px;margin-bottom:34px;box-shadow:var(--shadow)}
body.skin-cst .hero-copy{min-width:0}
body.skin-cst .hero-h1{font-size:39px;margin:0 0 14px;letter-spacing:-.025em}
body.skin-cst .hero-lead{font-size:17px;color:var(--mut);margin:0 0 18px}
body.skin-cst .hero-badges{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0}
body.skin-cst .hero-badges li{background:var(--c-l);color:var(--c-d);font-size:12px;font-weight:700;padding:5px 12px;border-radius:20px}
body.skin-cst .hero-badges li::before{content:"\2605  "}
body.skin-cst .hero-steps{margin:18px 0 0;padding-left:20px;color:var(--mut);font-size:14px}
body.skin-cst .hero-steps li{margin:5px 0}
body.skin-cst .hero-tool,body.skin-cst .hero-tool-page{min-width:0;align-self:center}
body.skin-cst .hero-tool-page{max-width:680px;margin:0 auto 34px}
body.skin-cst .hero-widget{display:flex;justify-content:center;align-items:center;padding:40px 26px;background:linear-gradient(165deg,#ffffff,#f4f0e9);border:1px solid var(--line2);border-radius:14px;box-shadow:var(--shadow)}
body.skin-cst .wc-stage{border-radius:12px}

/* ---- cv widget ---- */
body.skin-cst .cv-widget{background:var(--card);border:1px solid var(--line2);border-radius:14px;padding:8px;box-shadow:var(--shadow)}
body.skin-cst .cv-drop{padding:38px 26px;text-align:center;border:2px dashed var(--line2);border-radius:10px;background:#fdfcfa;transition:.18s}
body.skin-cst .cv-drop.cv-over{background:var(--c-l);border-color:var(--c)}
body.skin-cst .cv-icon{font-size:26px;width:56px;height:56px;line-height:56px;border-radius:50%;background:var(--c-l);color:var(--c);margin:0 auto}
body.skin-cst .cv-drop-title{color:var(--slate);font-weight:800;font-size:18px;margin:12px 0 2px}
body.skin-cst .cv-drop-hint{color:var(--faint);font-size:14px;margin:0 0 16px}
body.skin-cst .cv-btn{background:var(--c);color:#fff;border:0;border-radius:8px;padding:12px 28px;font-weight:700;font-size:15px;cursor:pointer;font-family:inherit;box-shadow:var(--shadow)}
body.skin-cst .cv-btn:hover{background:var(--c-d)}
body.skin-cst .cv-accept{font-size:12px;color:var(--faint);margin:12px 0 0}
body.skin-cst .cv-status{padding:10px;font-size:13px;font-weight:600;text-align:center}
body.skin-cst .cv-status.cv-busy{color:#b7791f}
body.skin-cst .cv-status.cv-ok{color:#1a7f37}
body.skin-cst .cv-status.cv-error{color:var(--c-d)}
body.skin-cst .cv-result{text-align:center;padding:6px 0 10px}
body.skin-cst .cv-download{display:inline-block;background:#1a7f37;color:#fff;padding:12px 26px;border-radius:8px;font-weight:700;box-shadow:var(--shadow)}
body.skin-cst .cv-download:hover{background:#136329;color:#fff;text-decoration:none}
body.skin-cst .cv-loading .cv-drop{opacity:.5;pointer-events:none}

/* ---- Sections & tools ---- */
body.skin-cst .section-h{font-size:24px;color:var(--slate);margin:0 0 18px;padding-bottom:10px;border-bottom:2px solid var(--line2);position:relative}
body.skin-cst .section-h::after{content:"";position:absolute;left:0;bottom:-2px;width:56px;height:2px;background:var(--c)}
body.skin-cst .toolgrid-wrap,body.skin-cst .content-body,body.skin-cst .articles-strip,body.skin-cst .other-tools,body.skin-cst .faq{margin:44px 0}
body.skin-cst .toolgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:14px}
body.skin-cst .tool-card{display:flex;flex-direction:column;gap:5px;background:var(--card);border:1px solid var(--line2);padding:20px;border-radius:12px;transition:.16s}
body.skin-cst .tool-card:hover{text-decoration:none;box-shadow:var(--shadow);border-color:var(--c);transform:translateY(-2px)}
body.skin-cst .tool-card.is-main{box-shadow:inset 4px 0 0 var(--c)}
body.skin-cst .tool-card-label{color:var(--slate);font-weight:700;font-size:15px}
body.skin-cst .tool-card-short{font-size:11px;font-weight:700;color:var(--c);text-transform:uppercase;letter-spacing:.05em}
body.skin-cst .tool-card-lead{font-size:13px;color:var(--mut)}

/* ---- Longform ---- */
body.skin-cst .longform{max-width:780px;background:var(--card);border:1px solid var(--line2);border-radius:14px;padding:36px;box-shadow:var(--shadow)}
body.skin-cst .longform .lead-copy p:first-child{font-size:17.5px;color:var(--slate)}
body.skin-cst .longform h2{font-size:24px;margin:28px 0 12px}
body.skin-cst .longform p{margin:0 0 15px;color:var(--mut)}
body.skin-cst .longform a{color:var(--c);font-weight:600}
body.skin-cst .lf-section{margin:8px 0}

/* ---- Articles ---- */
body.skin-cst .articles-strip-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
body.skin-cst .more-link{font-size:14px;font-weight:700;color:var(--c)}
body.skin-cst .art-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
body.skin-cst .art-card{display:flex;flex-direction:column;gap:7px;background:var(--card);border:1px solid var(--line2);border-top:3px solid var(--c);border-radius:12px;padding:20px;transition:.16s}
body.skin-cst .art-card:hover{text-decoration:none;box-shadow:var(--shadow);transform:translateY(-2px)}
body.skin-cst .art-cluster{font-size:11px;font-weight:700;color:var(--c);text-transform:uppercase;letter-spacing:.05em}
body.skin-cst .art-title{color:var(--slate);font-weight:700;font-size:16px;line-height:1.3}
body.skin-cst .art-excerpt{font-size:13px;color:var(--mut)}
body.skin-cst .art-meta{font-size:11px;color:var(--faint);margin-top:auto}

/* ---- FAQ ---- */
body.skin-cst .faq-title{font-size:24px;color:var(--slate);margin:0 0 18px;padding-bottom:10px;border-bottom:2px solid var(--line2)}
body.skin-cst .faq-list{max-width:780px;display:flex;flex-direction:column;gap:9px}
body.skin-cst .faq-item{border:1px solid var(--line2);border-radius:12px;margin-bottom:9px;background:var(--card)}
body.skin-cst .faq-q{cursor:pointer;padding:15px 18px;font-weight:700;font-size:15px;color:var(--slate);list-style:none}
body.skin-cst .faq-q::-webkit-details-marker{display:none}
body.skin-cst .faq-q::after{content:"+";float:right;color:var(--c);font-size:18px;font-weight:700;line-height:1}
body.skin-cst .faq-item[open]{border-color:var(--c)}
body.skin-cst .faq-item[open] .faq-q{color:var(--c)}
body.skin-cst .faq-item[open] .faq-q::after{content:"\2212"}
body.skin-cst .faq-a{padding:0 18px 16px;color:var(--mut)}

/* ---- Article page ---- */
body.skin-cst .crumbs{font-size:12.5px;color:var(--faint);margin:22px 0 14px}
body.skin-cst .crumbs span{margin:0 7px;color:var(--line2)}
body.skin-cst .article{max-width:760px;background:var(--card);border:1px solid var(--line2);border-radius:14px;padding:40px;box-shadow:var(--shadow)}
body.skin-cst .article-head{margin-bottom:16px;border-bottom:1px solid var(--line);padding-bottom:14px}
body.skin-cst .article-head h1{font-size:32px;color:var(--slate);margin:8px 0;letter-spacing:-.02em}
body.skin-cst .article-meta{color:var(--faint);font-size:13px}
body.skin-cst .tool-cta{background:#faf7f2;border:1px solid var(--line2);border-left:4px solid var(--c);border-radius:12px;padding:20px 24px;display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:24px 0}
body.skin-cst .cta-btn{background:var(--c);color:#fff;padding:12px 22px;border-radius:8px;font-weight:700;box-shadow:var(--shadow)}
body.skin-cst .cta-btn:hover{background:var(--c-d);color:#fff;text-decoration:none}
body.skin-cst .article-body{color:var(--mut);font-size:16px}
body.skin-cst .article-body h2{color:var(--slate);font-size:25px;margin:32px 0 12px}
body.skin-cst .article-body h3{color:var(--slate);font-size:19px;margin:24px 0 10px}
body.skin-cst .article-body p{margin:0 0 15px}
body.skin-cst .article-body ul,body.skin-cst .article-body ol{margin:0 0 15px 24px}
body.skin-cst .article-body li{margin:5px 0}
body.skin-cst .article-body a{color:var(--c);font-weight:600}
body.skin-cst .tool-cta-foot{background:#faf7f2;border:1px solid var(--line2);border-left:4px solid var(--c);border-radius:12px;padding:20px 24px;display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:32px 0 0}

/* ---- Index & error ---- */
body.skin-cst .page-head{margin-bottom:16px;border-bottom:1px solid var(--line);padding-bottom:18px}
body.skin-cst .page-head h1{font-size:35px;color:var(--slate);letter-spacing:-.02em}
body.skin-cst .page-head-lead{font-size:17px;color:var(--mut);max-width:640px;margin-top:10px}
body.skin-cst .cluster-block{margin:44px 0}
body.skin-cst .empty-note{color:var(--faint);background:var(--card);border:1px dashed var(--line2);border-radius:12px;padding:24px;text-align:center}
body.skin-cst .error-page{text-align:center;padding:88px 0}
body.skin-cst .error-page h1{font-size:94px;color:var(--c)}

/* ---- Footer ---- */
body.skin-cst .g-footer{background:var(--slate);margin-top:56px;padding:48px 24px 26px;color:#c3cbd6}
body.skin-cst .g-foot-grid{max-width:1120px;margin:0 auto;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
body.skin-cst .g-foot-grid h4{color:#fff;font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;margin:0 0 12px}
body.skin-cst .g-foot-grid a{display:block;color:#a6b0bd;font-size:13.5px;padding:4px 0}
body.skin-cst .g-foot-grid a:hover{color:#fff}
body.skin-cst .g-foot-brand .g-brand{color:#fff}
body.skin-cst .g-copy{max-width:1120px;margin:30px auto 0;border-top:1px solid var(--slate-l);padding-top:20px;font-size:12.5px;color:#8593a4}

@media(max-width:760px){
  body.skin-cst .hero{grid-template-columns:1fr;gap:26px;padding:26px}
  body.skin-cst .hero-h1{font-size:30px}
  body.skin-cst .toolgrid{grid-template-columns:1fr}
  body.skin-cst .g-foot-grid{grid-template-columns:1fr 1fr}
  body.skin-cst .article{padding:26px}
}