/* Shared kit for new math tools (.amt) */
.amt{--n:#0B3C6D;--d:#071B35;--g:#F4C542;--ink:#1d2939;--mut:#5b6b82;--bg:#F4F7FB;--ln:#e4e9f0;color:var(--ink);font-family:var(--amc-font);margin-bottom:8px}
.amt *{box-sizing:border-box}
.amt-hero{background:linear-gradient(135deg,#0B1F3A 0%,#0B3C6D 100%);border-bottom:4px solid var(--g);border-radius:20px;padding:44px 28px;text-align:center;margin:0 0 26px;box-shadow:0 18px 40px rgba(7,27,53,.15)}
.amt-hero h1{color:#fff;font-size:clamp(26px,4vw,40px);line-height:1.3;margin:0 0 12px}
.amt-hero p{color:#c3ccd8;margin:0 auto;max-width:660px;font-size:16.5px;line-height:1.75}
.amt-card{background:#fff;border:1px solid var(--ln);border-radius:18px;padding:26px;margin:0 0 24px;box-shadow:0 8px 24px rgba(7,27,53,.05)}
.amt-card h2{font-size:21px;line-height:1.4;margin:0 0 6px;padding-left:12px;border-left:4px solid var(--g);color:var(--d)}
.amt-sub{color:var(--mut);font-size:15px;margin:0 0 18px}
.amt-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;margin-bottom:14px}
.amt-grid--2{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.amt-group-t{font-weight:700;color:var(--d);margin:6px 0 10px;font-size:15.5px}
.amt label{display:block;font-weight:600;font-size:14.5px;color:var(--n);margin:0 0 6px}
.amt input,.amt select,.amt textarea{width:100%;padding:12px 14px;border:1px solid var(--ln);border-radius:12px;background:var(--bg);font-size:16px;font-family:inherit;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.amt textarea{min-height:110px;resize:vertical}
.amt input:focus,.amt select:focus,.amt textarea:focus{outline:none;border-color:var(--n);box-shadow:0 0 0 3px rgba(11,60,109,.12);background:#fff}
.amt-btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.amt-btn{padding:12px 24px;border-radius:12px;border:0;background:var(--d);color:#fff;font-weight:600;cursor:pointer;font-family:inherit;font-size:15.5px;box-shadow:none;transition:background .15s,transform .15s}
.amt-btn:hover{background:var(--n);color:#fff}
.amt-btn--ghost{background:#fff;color:var(--d);border:1px solid var(--ln)}
.amt-btn--ghost:hover{background:var(--bg);color:var(--d)}
.amt-ex{margin-top:16px;font-size:14.5px;color:var(--mut);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.amt-chip{background:#fff6dc;color:var(--d);border:1px solid #f3e2a8;padding:7px 14px;font-size:14px;border-radius:999px;cursor:pointer;font-family:inherit;box-shadow:none}
.amt-chip:hover{background:var(--g);color:var(--d)}
.amt-alert{display:none;margin-top:16px;padding:12px 16px;border-radius:12px;background:#fdecec;color:#a12828;border:1px solid #f5c2c2}
.amt-out{display:none;margin-top:20px;background:linear-gradient(135deg,#0B1F3A,#0B3C6D);color:#fff;border-radius:16px;padding:8px 22px}
.amt-alert.show,.amt-out.show,.amt-steps.show,.amt-plot.show{display:block}
.amt-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.amt-row:last-child{border:0}
.amt-row span{color:var(--g);font-size:14.5px;flex:0 0 42%}
.amt-row b{font-family:'Cambria Math','Times New Roman',serif;font-weight:400;font-size:18px;text-align:right;word-break:break-word}
.amt-row.amt-main b{font-size:22px;color:#fff}
.amt-steps{display:none;margin-top:16px;background:var(--bg);border-radius:14px;padding:18px 22px}
.amt-steps h3{font-size:17px;margin:0 0 8px;color:var(--d)}
.amt-steps ol{margin:0;padding-left:22px}
.amt-steps li{margin:7px 0;line-height:1.75}
.amt code,.amt .m{font-family:'Cambria Math','Times New Roman',serif;background:#fff;border:1px solid var(--ln);border-radius:6px;padding:1px 7px;font-size:16px;color:var(--d)}
.amt-plot{display:none;margin-top:16px}
.amt-plot canvas{width:100%;border-radius:14px;display:block}
.amt [hidden]{display:none!important}
@media(max-width:600px){.amt-hero{padding:32px 18px}.amt-card{padding:20px 16px}.amt-row{flex-direction:column;align-items:flex-start;gap:4px}.amt-row span{flex:none}.amt-row b{text-align:left}}
/* Guide content below tools */
.amc-tool-page .entry-content>h2.wp-block-heading{font-size:24px;color:#071B35;margin-top:2em;padding-bottom:8px;border-bottom:2px solid #F4C542;display:inline-block}
.amc-tool-page .entry-content>h3.wp-block-heading{font-size:19px;color:#0B3C6D}
.amc-tool-page .entry-content p.amc-formula{background:#fff9e6;border:1px solid #f3e2a8;border-radius:12px;padding:14px 18px;text-align:center;font-family:'Cambria Math','Times New Roman',serif;font-size:20px;color:#071B35}
.amc-tool-page .entry-content .wp-block-table table{border-collapse:collapse;width:100%}
.amc-tool-page .entry-content .wp-block-table th{background:#0B3C6D;color:#fff}
.amc-tool-page .entry-content .wp-block-table td,.amc-tool-page .entry-content .wp-block-table th{border:1px solid #e4e9f0;padding:10px 12px}

/* Contain new tool pages (fullwidth layout) */
.amc-tool-page .entry-content:has(.amt){max-width:980px;margin-left:auto;margin-right:auto;padding:32px 20px 8px}
.amc-tool-page .entry-content:has(.amt) .amt-hero{margin-top:0}
@media(max-width:600px){.amc-tool-page .entry-content:has(.amt){padding:20px 14px 4px}}