:root{--mth-navy: #000000;--mth-navy-2: #121212;--mth-gold: #f2c300;--mth-gold-dark: #c99e00;--mth-magenta: #9c2d8e;--mth-magenta-dark: #7d2272;--mth-blue: #2563a8;--mth-cream: #fbf7ee;--mth-paper: #ffffff;--ink: #1a1a2e;--ink-soft: #44465f;--line: #e2ddd0;--shadow: 0 4px 16px rgba(21, 22, 58, .1);--shadow-lg: 0 10px 30px rgba(21, 22, 58, .18);--radius: 14px;--font-base: 19px;--font-body: "Helvetica Neue", Arial, "Segoe UI", system-ui, sans-serif;--font-head: "Georgia", "Times New Roman", serif}*{box-sizing:border-box}html{font-size:var(--font-base)}body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--mth-cream);line-height:1.65;-webkit-font-smoothing:antialiased}h1,h2,h3,h4{font-family:var(--font-head);color:var(--mth-navy);line-height:1.2;margin:0 0 .5em}h1{font-size:2.3rem}h2{font-size:1.7rem}h3{font-size:1.3rem}a{color:var(--mth-blue);text-decoration:underline;text-underline-offset:2px}a:hover{color:var(--mth-magenta)}p{margin:0 0 1em}img{max-width:100%}:focus-visible{outline:3px solid var(--mth-gold);outline-offset:2px;border-radius:6px}.container{width:min(1100px,92vw);margin:0 auto}.skip-link{position:absolute;left:-999px;top:0;background:var(--mth-gold);color:var(--mth-navy);padding:12px 18px;font-weight:700;z-index:200;border-radius:0 0 8px}.skip-link:focus{left:0}.btn{display:inline-flex;align-items:center;gap:.5em;font:inherit;font-weight:700;min-height:52px;padding:0 26px;border:2px solid transparent;border-radius:999px;cursor:pointer;text-decoration:none;transition:transform .08s ease,box-shadow .15s ease,background .15s ease}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--mth-magenta);color:#fff;box-shadow:var(--shadow)}.btn-primary:hover{background:var(--mth-magenta-dark);color:#fff}.btn-gold{background:var(--mth-gold);color:var(--mth-navy)}.btn-gold:hover{background:var(--mth-gold-dark);color:var(--mth-navy)}.btn-outline{background:#fff;border-color:var(--line);color:var(--mth-navy)}.btn-outline:hover{border-color:var(--mth-blue);color:var(--mth-blue)}.site-header{background:var(--mth-navy);border-bottom:5px solid var(--mth-gold);position:sticky;top:0;z-index:100}.site-header .container{display:flex;align-items:center;gap:18px;padding:12px 0}.brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:#fff;flex-shrink:0}.brand img{height:58px;width:auto}.brand-text strong{display:block;font-family:var(--font-head);font-size:1.3rem;color:#fff;line-height:1.1;white-space:nowrap}.brand-text span{font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;color:var(--mth-gold);white-space:nowrap}.site-nav{margin-left:auto;display:flex;gap:4px;align-items:center}.site-nav a{color:#fff;text-decoration:none;font-weight:600;padding:9px 13px;border-radius:999px;font-size:.98rem;white-space:nowrap}.site-nav a:hover,.site-nav a.active{background:#ffffff1f;color:var(--mth-gold)}.nav-toggle{display:none;margin-left:auto;background:transparent;border:2px solid rgba(255,255,255,.4);color:#fff;border-radius:10px;min-height:48px;padding:0 14px;font-size:1.4rem;cursor:pointer}@media (max-width: 1200px){.nav-toggle{display:inline-flex;align-items:center}.site-nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:var(--mth-navy-2);padding:10px 16px 18px;gap:2px;border-bottom:4px solid var(--mth-gold)}.site-nav.open{display:flex}.site-nav a{width:100%;padding:14px 16px;font-size:1.1rem}}.hero{background:linear-gradient(160deg,var(--mth-navy) 0%,var(--mth-navy-2) 60%,#1e1e1e 100%);color:#fff;padding:56px 0 64px;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;inset:auto 0 0 0;height:6px;background:linear-gradient(90deg,var(--mth-gold),var(--mth-magenta))}.hero h1{color:#fff;font-size:2.7rem;max-width:16ch}.hero p{font-size:1.25rem;max-width:52ch;color:#e7e6f5}.hero-search{display:flex;gap:10px;margin-top:26px;max-width:880px;transition:max-width .45s cubic-bezier(.4,0,.2,1)}.hero-search.condensed{max-width:620px}.hero-search input{flex:1;min-width:0;min-height:56px;font:inherit;font-size:1.1rem;padding:0 20px;border-radius:999px;border:none}.hero-search .btn{flex-shrink:0}@media (max-width: 640px){.hero-search{flex-direction:column}.hero-search .btn{width:100%}}.hero-actions{margin-top:22px;display:flex;flex-wrap:wrap;gap:12px}.section{padding:48px 0}.section-title{text-align:center;margin-bottom:8px}.section-sub{text-align:center;color:var(--ink-soft);margin-bottom:32px;font-size:1.1rem}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}.card{background:var(--mth-paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:8px;box-shadow:var(--shadow);transition:transform .12s ease,box-shadow .15s ease,border-color .15s ease}.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--mth-gold);color:var(--ink)}.card .icon{font-size:2rem}.card h3{margin:0}.card .cat-tag{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--mth-magenta);font-weight:700}.card p{margin:0;color:var(--ink-soft);font-size:1rem}.article-layout{display:grid;grid-template-columns:1fr;gap:32px;padding:36px 0 64px}.breadcrumbs{font-size:1rem;color:var(--ink-soft);margin-bottom:18px}.breadcrumbs a{color:var(--mth-blue)}.article-body{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px clamp(20px,5vw,48px);box-shadow:var(--shadow);font-size:1.12rem}.article-body h1{font-size:2.1rem}.article-body h2{margin-top:1.4em;padding-top:.4em;border-top:2px solid var(--line)}.article-body ul,.article-body ol{padding-left:1.4em}.article-body li{margin:.4em 0}.article-body code{background:#f1eee4;padding:2px 7px;border-radius:6px;font-size:.95em}.callout{background:#fff8e0;border-left:6px solid var(--mth-gold);padding:14px 18px;border-radius:8px;margin:18px 0}.meta-pill{display:inline-block;background:var(--mth-navy);color:#fff;padding:4px 14px;border-radius:999px;font-size:.85rem;font-weight:600}.article-feedback{margin:36px 0 8px;padding:20px 22px;background:#faf7ef;border:1px solid var(--line);border-radius:12px}.feedback-ask{display:flex;flex-wrap:wrap;align-items:center;gap:14px}.feedback-q{font-weight:600;color:var(--ink)}.feedback-btns{display:flex;gap:10px}.feedback-btn{font:inherit;font-weight:600;cursor:pointer;padding:8px 18px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink);transition:border-color .15s ease,background .15s ease,transform .05s ease}.feedback-btn:hover:not(:disabled){border-color:var(--mth-gold);background:#fff8e0}.feedback-btn:active:not(:disabled){transform:translateY(1px)}.feedback-btn:disabled{opacity:.6;cursor:default}.feedback-thanks{margin:0;color:var(--ink)}.feedback-tally{color:var(--ink-soft);font-size:.92rem}.article-feedback-msg{margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}.article-feedback-msg.done{font-size:1rem;color:var(--ink);border-top:1px solid var(--line)}.feedback-open-btn{font:inherit;font-weight:600;cursor:pointer;background:#fff;border:1px solid var(--mth-gold);border-radius:999px;padding:8px 16px;color:var(--mth-navy)}.feedback-open-btn:hover{background:#fff8e0}.article-feedback-msg.form{display:flex;flex-direction:column;gap:12px}.article-feedback-msg.form label{display:flex;flex-direction:column;gap:4px;font-weight:600;color:var(--ink)}.article-feedback-msg.form .opt{font-weight:400;color:var(--ink-soft)}.article-feedback-msg.form textarea,.article-feedback-msg.form input{font:inherit;font-size:1rem;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;resize:vertical}.feedback-form-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.feedback-send{font:inherit;font-weight:700;cursor:pointer;background:var(--mth-gold);color:var(--mth-navy);border:none;border-radius:999px;padding:10px 20px}.feedback-send:disabled{opacity:.6;cursor:default}.feedback-cancel{font:inherit;font-weight:600;cursor:pointer;background:transparent;border:none;color:var(--ink-soft);padding:10px 8px}.feedback-error{margin:0;color:var(--mth-magenta-dark);font-weight:600}.feedback-captcha{min-height:65px}.cf-turnstile-host{max-width:320px}.beta-banner{display:flex;align-items:center;gap:14px;background:#fff8e0;border-bottom:3px solid var(--mth-gold);color:var(--mth-navy);padding:12px 22px}.beta-banner p{margin:0;font-size:1rem;line-height:1.45}.beta-tag{flex-shrink:0;background:var(--mth-magenta);color:#fff;font-weight:800;letter-spacing:.04em;text-transform:uppercase;font-size:.8rem;padding:4px 12px;border-radius:999px}.video-embed{margin:22px 0}.video-frame{position:relative;width:100%;padding-top:56.25%;border-radius:var(--radius);overflow:hidden;background:#000;box-shadow:var(--shadow)}.video-frame iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0}.video-caption{margin-top:8px;font-weight:600;color:var(--mth-navy)}.chat-fab{position:fixed;right:22px;bottom:22px;z-index:150;background:var(--mth-magenta);color:#fff;border:3px solid var(--mth-gold);border-radius:999px;min-height:62px;padding:0 26px 0 22px;font:inherit;font-weight:700;font-size:1.1rem;display:inline-flex;align-items:center;gap:10px;cursor:pointer;box-shadow:var(--shadow-lg)}.chat-fab:hover{background:var(--mth-magenta-dark)}.chat-panel{position:fixed;right:22px;bottom:22px;z-index:160;width:min(420px,94vw);height:min(640px,86vh);background:#fff;border-radius:18px;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line)}.chat-head{background:var(--mth-navy);color:#fff;padding:14px 16px;display:flex;align-items:center;gap:12px;border-bottom:4px solid var(--mth-gold)}.chat-head img{height:40px}.chat-head strong{font-family:var(--font-head);font-size:1.15rem}.chat-head small{display:block;color:var(--mth-gold);font-size:.78rem}.chat-disclaimer{margin:0;padding:9px 16px;background:#fff8e0;border-bottom:1px solid var(--mth-gold);color:var(--ink);font-size:.86rem;line-height:1.4}.chat-disclaimer strong{color:var(--mth-navy)}.chat-close{margin-left:auto;background:transparent;border:none;color:#fff;font-size:1.8rem;line-height:1;cursor:pointer;padding:4px 8px}.chat-log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;background:var(--mth-cream)}.bubble{max-width:86%;padding:12px 16px;border-radius:16px;font-size:1.02rem;line-height:1.5;white-space:pre-wrap}.bubble.user{align-self:flex-end;background:var(--mth-blue);color:#fff;border-bottom-right-radius:4px}.bubble.bot{align-self:flex-start;background:#fff;border:1px solid var(--line);border-bottom-left-radius:4px}.bubble.bot a{color:var(--mth-magenta-dark);font-weight:600;text-decoration:underline}.bubble.bot a:hover{color:var(--mth-magenta)}.bubble .sources{margin-top:10px;display:flex;flex-direction:column;gap:6px}.bubble .sources a{display:block;background:#fff8e0;border:1px solid var(--mth-gold);border-radius:10px;padding:8px 12px;text-decoration:none;color:var(--mth-navy);font-weight:600;font-size:.95rem}.bubble .sources a:hover{background:#fff0bf}.article-request{margin-top:12px}.article-request.done{font-size:.95rem;background:#eef7ee;border:1px solid #cfe6cf;border-radius:10px;padding:10px 12px;white-space:normal}.request-open-btn{font:inherit;font-size:.95rem;font-weight:600;cursor:pointer;background:#fff8e0;border:1px solid var(--mth-gold);border-radius:999px;padding:8px 14px;color:var(--mth-navy)}.request-open-btn:hover{background:#fff0bf}.article-request.form{display:flex;flex-direction:column;gap:10px;background:#faf7ef;border:1px solid var(--line);border-radius:12px;padding:12px;white-space:normal}.article-request.form label{display:flex;flex-direction:column;gap:4px;font-size:.9rem;font-weight:600;color:var(--ink)}.article-request.form .opt{font-weight:400;color:var(--ink-soft)}.article-request.form textarea,.article-request.form input{font:inherit;font-size:.98rem;padding:8px 10px;border:1px solid var(--line);border-radius:8px;resize:vertical}.request-actions{display:flex;gap:8px;align-items:center}.request-send{font:inherit;font-weight:700;cursor:pointer;background:var(--mth-gold);color:var(--mth-navy);border:none;border-radius:999px;padding:9px 18px}.request-send:disabled{opacity:.6;cursor:default}.request-cancel{font:inherit;cursor:pointer;background:none;border:none;color:var(--ink-soft);text-decoration:underline}.request-error{margin:0;color:var(--mth-magenta-dark);font-size:.9rem}.contact-open-btn{display:inline-block;margin-top:10px;font:inherit;font-size:.95rem;font-weight:600;cursor:pointer;background:#fff8e0;border:1px solid var(--mth-gold);border-radius:999px;padding:8px 14px;color:var(--mth-navy)}.contact-open-btn:hover{background:#fff0bf}.contact-support{margin-top:12px}.contact-support.done{font-size:.95rem;background:#eef7ee;border:1px solid #cfe6cf;border-radius:10px;padding:10px 12px;white-space:normal}.contact-support.form{display:flex;flex-direction:column;gap:10px;background:#faf7ef;border:1px solid var(--line);border-radius:12px;padding:12px;white-space:normal}.contact-intro{margin:0;font-size:.92rem;color:var(--ink-soft)}.contact-support.form label{display:flex;flex-direction:column;gap:4px;font-size:.9rem;font-weight:600;color:var(--ink)}.contact-support.form .opt{font-weight:400;color:var(--ink-soft)}.contact-support.form textarea,.contact-support.form input{font:inherit;font-size:.98rem;padding:8px 10px;border:1px solid var(--line);border-radius:8px;resize:vertical}.chat-suggest{display:flex;flex-wrap:wrap;gap:8px;padding:0 16px 8px;background:var(--mth-cream)}.chat-suggest button{font:inherit;font-size:.92rem;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 14px;cursor:pointer;color:var(--mth-navy)}.chat-suggest button:hover{border-color:var(--mth-blue)}.chat-input{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);background:#fff}.chat-input textarea{flex:1;resize:none;font:inherit;font-size:1rem;padding:10px 12px;border:2px solid var(--line);border-radius:12px;min-height:48px;max-height:120px}.chat-input textarea:focus{border-color:var(--mth-blue);outline:none}.chat-send{background:var(--mth-magenta);color:#fff;border:none;border-radius:12px;min-width:56px;font-size:1.3rem;cursor:pointer}.chat-send:disabled{opacity:.5;cursor:default}.typing{display:inline-flex;gap:4px}.typing span{width:8px;height:8px;border-radius:50%;background:var(--mth-magenta);animation:blink 1.2s infinite both}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}@keyframes blink{0%,80%,to{opacity:.25}40%{opacity:1}}.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin:8px 0 28px}.chip{font:inherit;font-weight:600;background:#fff;border:2px solid var(--line);color:var(--mth-navy);padding:9px 18px;border-radius:999px;cursor:pointer}.chip.active{background:var(--mth-navy);color:#fff;border-color:var(--mth-navy)}.site-footer{background:var(--mth-navy);color:#cfceea;padding:40px 0 28px;margin-top:40px;border-top:5px solid var(--mth-gold)}.site-footer a{color:var(--mth-gold)}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:24px}.footer-grid h4{color:#fff}.footer-grid ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.footer-bottom{margin-top:28px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:.9rem;color:#9c9bc6}.page-head{background:var(--mth-navy-2);color:#fff;padding:36px 0;border-bottom:5px solid var(--mth-gold)}.page-head h1{color:#fff;margin:0}.page-head p{color:#d9d8f0;margin:8px 0 0;font-size:1.1rem}.empty{text-align:center;padding:60px 20px;color:var(--ink-soft)}