.prose .callout{position:relative;border-radius:2px;padding:1.25rem 1.5rem 1.25rem 3.25rem;margin:2rem 0;border-left:4px solid;max-width:none}.prose .callout:before{position:absolute;left:.875rem;top:1.25rem;width:1.25rem;height:1.25rem;font-size:1.25rem;line-height:1}.prose .callout p{margin:.5rem 0;max-width:none}.prose .callout p:first-child{margin-top:0}.prose .callout p:last-child{margin-bottom:0}.prose .callout strong:first-child{display:block;margin-bottom:.25rem;font-size:1.05rem}.prose .callout-info{background-color:#eef2f7;border-left-color:var(--accent-v5)}.prose .callout-info:before{content:"i";color:var(--accent-v5);font-family:Newsreader,serif;font-style:italic;font-weight:500}.prose .callout-warning{background-color:#fdf8ee;border-left-color:var(--gold)}.prose .callout-warning:before{content:"!";color:var(--gold-on-light);font-weight:700}.prose .callout-tip{background-color:#f0fdf4;border-left-color:#22c55e}.prose .callout-tip:before{content:"✓";color:#22c55e;font-weight:700}.prose .comparison-grid{display:grid;grid-template-columns:1fr;gap:1.5rem;margin:2rem 0}@media(min-width:640px){.prose .comparison-grid{grid-template-columns:1fr 1fr}}.prose .comparison-card{border-radius:2px;padding:1.5rem;border-top:3px solid;position:relative;border:1px solid #DBD1BC}.prose .comparison-card h3{margin-top:0;padding-left:2rem;position:relative;font-family:Newsreader,serif;font-weight:400;font-size:1.25rem}.prose .comparison-card h3:before{position:absolute;left:0;top:.125rem;font-size:1.25rem}.prose .comparison-card ul{padding-left:1.25rem}.prose .comparison-card p{max-width:none}.prose .card-save{background-color:#f0fdf4;border-top-color:#22c55e}.prose .card-save h3:before{content:"✓";color:#22c55e;font-weight:700}.prose .card-extract{background-color:#fdf8ee;border-top-color:var(--gold)}.prose .card-extract h3:before{content:"!";color:var(--gold-on-light);font-weight:700}.prose .card-primary-light{background-color:#eef2f7;border-top-color:var(--accent-v5)}.prose .card-primary-light h3:before{content:"★";color:var(--accent-v5)}.prose .card-secondary-light{background-color:var(--parchment);border-top-color:var(--night)}.prose .card-secondary-light h3:before{content:"○";color:var(--night)}.prose .card-symptoms{background-color:#fdf8ee;border-top-color:var(--gold)}.prose .card-symptoms h3:before{content:"★";color:var(--gold-on-light)}.prose .card-dental-tests{background-color:#f0fdf4;border-top-color:#22c55e}.prose .card-dental-tests h3:before{content:"✓";color:#22c55e;font-weight:700}.prose .comparison-table{margin:2rem 0;overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:2px;border:1px solid #DBD1BC}.prose .comparison-table table{margin:0;width:100%;border-collapse:collapse}.prose .comparison-table thead th{background-color:var(--night);color:var(--ivory);font-weight:600;padding:.875rem 1rem;text-align:left;border:none;font-size:.9375rem}.prose .comparison-table thead th:first-child{border-top-left-radius:1px}.prose .comparison-table thead th:last-child{border-top-right-radius:1px}.prose .comparison-table tbody td:nth-child(2){background-color:#f0fdf480}.prose .comparison-table tbody tr{border-bottom:1px solid #EDE7DA}.prose .comparison-table tbody tr:nth-child(2n){background-color:var(--parchment)}.prose .comparison-table tbody tr:nth-child(2n) td:nth-child(2){background-color:#dcfce74d}.prose .comparison-table tbody tr:hover{background-color:var(--ivory)}.prose .comparison-table tbody td{padding:.75rem 1rem;border:none;font-size:.9375rem;vertical-align:top}.prose .comparison-table tbody tr:last-child td:first-child{border-bottom-left-radius:1px}.prose .comparison-table tbody tr:last-child td:last-child{border-bottom-right-radius:1px}.prose .stat-grid{display:flex;flex-wrap:wrap;gap:1rem;margin:2rem 0;justify-content:center}.prose .stat-block{flex:1;min-width:140px;max-width:220px;text-align:center;padding:1.5rem 1rem;background:var(--parchment);border-radius:2px;border:1px solid #DBD1BC}.prose .stat-number{display:block;font-family:Newsreader,serif;font-size:1.875rem;font-weight:300;color:var(--night);line-height:1.2;margin-bottom:.25rem}.prose .stat-label{display:block;font-family:IBM Plex Mono,monospace;font-size:.6875rem;color:#8a8377;font-weight:500;text-transform:uppercase;letter-spacing:.12em}.prose .process-timeline{position:relative;margin:2rem 0;padding-left:0}.prose .process-timeline:before{content:"";position:absolute;left:1.25rem;top:2rem;bottom:2rem;width:1px;background:var(--gold);border-radius:1px}.prose .timeline-step{display:flex;gap:1rem;padding:.75rem 0;position:relative;align-items:flex-start}.prose .timeline-number{flex-shrink:0;width:2.5rem;height:2.5rem;background-color:var(--night);color:var(--ivory);border-radius:2px;display:flex;align-items:center;justify-content:center;font-family:IBM Plex Mono,monospace;font-weight:500;font-size:.875rem;z-index:1}.prose .timeline-content{flex:1;padding-top:.375rem}.prose .timeline-content h4{margin:0 0 .25rem;font-family:Newsreader,serif;font-weight:400;font-size:1.0625rem;color:var(--ink)}.prose .timeline-content p{margin:0;max-width:none;font-size:.9375rem;color:#5b5f63}.prose .myth-reality{margin:2rem 0;border-radius:2px;overflow:hidden;border:1px solid #DBD1BC}.prose .myth-block{background-color:#fef2f2;padding:1.25rem 1.5rem 1.25rem 3.25rem;border-left:4px solid #ef4444;position:relative}.prose .myth-block:before{content:"✕";position:absolute;left:.875rem;top:1.25rem;color:#ef4444;font-weight:700;font-size:1.25rem;line-height:1}.prose .myth-block p{margin:0;max-width:none}.prose .reality-block{background-color:#f0fdf4;padding:1.25rem 1.5rem 1.25rem 3.25rem;border-left:4px solid #22c55e;position:relative}.prose .reality-block:before{content:"✓";position:absolute;left:.875rem;top:1.25rem;color:#22c55e;font-weight:700;font-size:1.25rem;line-height:1}.prose .reality-block p{margin:0;max-width:none}.prose .blog-accordion{margin:2rem 0}.prose .blog-accordion details{background:var(--parchment);border:1px solid #DBD1BC;border-radius:2px;margin-bottom:.5rem;overflow:hidden;transition:border-color .3s ease}.prose .blog-accordion details:hover{border-color:var(--gold)}.prose .blog-accordion details[open]{border-color:var(--gold)}.prose .blog-accordion summary{cursor:pointer;padding:1rem 3rem 1rem 1.25rem;font-family:Newsreader,serif;font-weight:400;color:var(--ink);list-style:none;position:relative;-webkit-user-select:none;-moz-user-select:none;user-select:none;font-size:1rem}.prose .blog-accordion summary::-webkit-details-marker{display:none}.prose .blog-accordion summary:after{content:"+";position:absolute;right:1rem;top:50%;transform:translateY(-50%);font-family:Newsreader,serif;font-size:1.5rem;font-weight:300;color:var(--gold);transition:color .3s ease}.prose .blog-accordion details[open] summary:after{content:"−";color:var(--gold-on-light)}.prose .blog-accordion .accordion-content{padding:0 1.25rem 1.25rem;color:#5b5f63}.prose .blog-accordion .accordion-content p{max-width:none}.prose .blog-accordion .accordion-content ul{margin-top:.5rem}.prose.blog-enhanced blockquote{border-left:none;border:none;background:var(--parchment);border-radius:2px;padding:1.5rem 2rem;position:relative;font-style:italic;margin:2rem 0;border-left:3px solid var(--gold)}.prose.blog-enhanced blockquote:before{content:"“";position:absolute;top:-.25rem;left:.75rem;font-family:Newsreader,serif;font-size:4rem;color:var(--gold);opacity:.3;line-height:1}.prose.blog-enhanced blockquote p{position:relative;z-index:1;font-family:Newsreader,serif;font-size:1.0625rem;color:var(--ink);max-width:none}.prose .icon-list{list-style:none;padding-left:0}.prose .icon-list li{position:relative;padding-left:1.75rem}.prose .icon-list li:before{position:absolute;left:0;top:.25rem;font-size:1rem;font-weight:700}.prose .icon-list-check li:before{content:"✓";color:#22c55e}.prose .icon-list-x li:before{content:"✕";color:#ef4444}.prose .icon-list-info li:before{content:"→";color:var(--accent-v5)}.prose .infographic-container{margin:2rem 0;text-align:center}.prose .infographic-container img{max-width:100%;height:auto;border-radius:2px;box-shadow:0 4px 24px -8px #0000001a}.prose.blog-enhanced h2{font-family:Newsreader,serif;font-weight:400;padding-top:2.5rem;border-top:1px solid #DBD1BC;margin-top:3rem}.prose.blog-enhanced h2:first-child,.prose.blog-enhanced :first-child+h2,.prose.blog-enhanced .callout+h2,.prose.blog-enhanced .stat-grid+h2{border-top:none;padding-top:0}.prose .lead{font-size:1.2em;line-height:1.7;color:#5b5f63;font-weight:400}.prose.blog-enhanced{line-height:1.8}.prose.blog-enhanced h3{font-family:Newsreader,serif;font-weight:400;margin-top:2.25rem}.prose.blog-enhanced h4{margin-top:1.75rem}.letter-content{color:#43474c;font-size:17px;line-height:1.6}.letter-content p{margin:0 0 22px;color:#43474c;text-wrap:pretty}.letter-content h2{font-family:Newsreader,serif;font-weight:300;font-size:clamp(28px,2.8vw,38px);line-height:1.1;margin:52px 0 20px;text-wrap:balance;color:#24282d;border-top:none;padding-top:0}.letter-content h2 em{font-style:italic;font-weight:400}.letter-content h3{font-family:Newsreader,serif;font-weight:400;font-size:22px;color:#24282d;margin-top:2em}.letter-content a{color:#2e4670;text-decoration:none;border-bottom:1px solid #D9A441}.letter-content a:hover,.letter-content strong{color:#24282d}.letter-content .lede{font-size:17px;line-height:1.6}.letter-content .lede:first-letter{font-family:Newsreader,serif;font-size:64px;line-height:.85;float:left;padding:6px 12px 0 0;color:#2e4670}.letter-content .plate{border:1px solid #E3DAC8;background:#fbf9f4;padding:26px 28px 22px;margin:0 0 18px;position:relative}.letter-content .plate-no{position:absolute;top:-13px;left:22px;background:#1f3153;color:#e0b14b;font-family:IBM Plex Mono,monospace;font-size:11px;letter-spacing:.14em;padding:5px 12px;line-height:1}.letter-content .plate h3{font-family:Newsreader,serif;font-weight:400;font-size:24px;margin:4px 0 6px;line-height:1.15}.letter-content .plate .verdict{font-family:IBM Plex Mono,monospace;font-size:10.5px;letter-spacing:.14em;margin-bottom:12px}.letter-content .plate p{margin:0 0 10px;font-size:15.5px}.letter-content .plate .meta{display:flex;gap:18px;flex-wrap:wrap;font-family:IBM Plex Mono,monospace;font-size:10.5px;letter-spacing:.1em;color:#8a8377;border-top:1px solid #E3DAC8;padding-top:12px;margin-top:14px}.letter-content table.ledger{width:100%;border-collapse:collapse;font-size:14.5px;margin:8px 0 22px;border:none;background:transparent}.letter-content table.ledger th{font-family:IBM Plex Mono,monospace;font-size:10px;letter-spacing:.14em;text-align:left;color:#8a8377;font-weight:500;padding:10px 14px 10px 0;border-bottom:1px solid #24282D;background:transparent;text-transform:uppercase}.letter-content table.ledger td{padding:12px 14px 12px 0;border-bottom:1px solid #E3DAC8;color:#43474c;vertical-align:top;background:transparent}.letter-content table.ledger td:first-child{font-family:Newsreader,serif;font-size:16.5px;color:#24282d}.letter-content ul.stars{list-style:none;margin:0 0 22px;padding:0;display:flex;flex-direction:column;gap:10px;color:#43474c;font-size:16px}.letter-content ul.stars li{padding-left:0}.letter-content ul.stars li:before{content:"✦";color:#d9a441;margin-right:12px}.letter-content ul.stars li::marker{content:none}.letter-content .pull-quote{border-left:none;border-top:1px solid #D9A441;border-bottom:1px solid #D9A441;padding:26px 8px;margin:40px 0;text-align:center;background:transparent}.letter-content .pull-quote p{font-family:Newsreader,serif;font-style:italic;font-weight:300;font-size:clamp(21px,2vw,26px);line-height:1.35;color:#24282d;margin:0;text-wrap:balance}.letter-content .bottom-line{background:#1f3153;color:#f7f3ec;padding:32px 34px;margin-top:44px;position:relative;overflow:hidden;border-bottom:2px solid #D9A441}.letter-content .bottom-line .bottom-line__label{font-family:IBM Plex Mono,monospace;font-size:11px;letter-spacing:.16em;color:#e0b14b;margin-bottom:12px}.letter-content .bottom-line p{margin:0 0 14px;color:#b9c4db;font-size:16px}.letter-content .bottom-line p:last-of-type{margin-bottom:0}.letter-content .bottom-line .bottom-line__buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.letter-content .bottom-line .bottom-line__buttons a{border-bottom:none}.letter-content .bottom-line .btn-gold{background:#e0b14b;color:#1f3153;text-decoration:none;padding:13px 24px;border-radius:2px;font-weight:600;font-size:15.5px;border-bottom:none}.letter-content .bottom-line .btn-gold:hover{background:#f7f3ec}.letter-content .bottom-line .btn-ghost{border:1px solid #9FB0CC;color:#f7f3ec;text-decoration:none;padding:13px 22px;border-radius:2px;font-weight:600;font-size:15.5px;border-bottom:1px solid #9FB0CC}.letter-content .bottom-line .btn-ghost:hover{border-color:#e0b14b;color:#e0b14b}.letter-content .bottom-line .twinkle{position:absolute;top:18px;right:22px;width:3px;height:3px;border-radius:50%;background:#e0b14b;animation:phanTwinkle 3.6s ease .3s infinite}.letter-hero[data-astro-cid-4sn4zg3r]{background:#1f3153;color:#f7f3ec;position:relative;overflow:hidden;border-bottom:2px solid #D9A441}.letter-hero__inner[data-astro-cid-4sn4zg3r]{padding-top:clamp(56px,7vw,88px);padding-bottom:clamp(56px,7vw,88px);position:relative}.letter-eyebrow[data-astro-cid-4sn4zg3r]{display:flex;align-items:center;gap:12px;font-family:IBM Plex Mono,monospace;font-size:12px;letter-spacing:.16em;color:#9fb0cc;margin-bottom:18px}.letter-gold-bar[data-astro-cid-4sn4zg3r]{width:26px;height:1px;background:#e0b14b;display:inline-block;flex-shrink:0}.letter-eyebrow__link[data-astro-cid-4sn4zg3r]{color:#9fb0cc;text-decoration:none}.letter-eyebrow__link[data-astro-cid-4sn4zg3r]:hover{color:#f7f3ec}.letter-eyebrow__sep[data-astro-cid-4sn4zg3r]{color:#4a5a7c}.letter-eyebrow__number[data-astro-cid-4sn4zg3r]{color:#e0b14b}.letter-h1[data-astro-cid-4sn4zg3r]{font-family:Newsreader,serif;font-weight:300;font-size:clamp(38px,4.6vw,64px);line-height:1.04;margin:0 0 24px;letter-spacing:-.015em;max-width:22ch;text-wrap:balance;color:#f7f3ec}.letter-h1[data-astro-cid-4sn4zg3r] em[data-astro-cid-4sn4zg3r]{font-style:italic;font-weight:400;color:#e0b14b}.letter-byline[data-astro-cid-4sn4zg3r]{display:flex;gap:20px;align-items:center;flex-wrap:wrap;font-family:IBM Plex Mono,monospace;font-size:11px;letter-spacing:.12em;color:#9fb0cc}.letter-byline__author[data-astro-cid-4sn4zg3r]{display:inline-flex;align-items:center;gap:10px}.letter-byline__avatar[data-astro-cid-4sn4zg3r]{width:34px;height:34px;border-radius:50%;border:1px solid #E0B14B;-o-object-fit:cover;object-fit:cover}.letter-byline__name[data-astro-cid-4sn4zg3r]{color:#f7f3ec}.letter-byline__star[data-astro-cid-4sn4zg3r]{color:#e0b14b}.letter-container[data-astro-cid-4sn4zg3r]{max-width:1280px;margin:0 auto;padding:clamp(56px,7vw,88px) 48px;display:flex;justify-content:center}.letter[data-astro-cid-4sn4zg3r]{max-width:720px;width:100%}.letter-frame[data-astro-cid-4sn4zg3r]{margin-bottom:44px}.letter-frame__outer[data-astro-cid-4sn4zg3r]{background:#24282d;padding:12px;box-shadow:0 14px 38px #1c2c4a38}.letter-frame__inner[data-astro-cid-4sn4zg3r]{background:#f7f3ec;padding:12px}.letter-frame__caption[data-astro-cid-4sn4zg3r]{font-family:IBM Plex Mono,monospace;font-size:10.5px;letter-spacing:.12em;color:#8a8377;text-align:center;margin-top:14px;text-transform:uppercase}.letter-disclaimer[data-astro-cid-4sn4zg3r]{margin-top:34px;font-family:IBM Plex Mono,monospace;font-size:10px;letter-spacing:.1em;color:#8a8377;line-height:1.7}.letter-related[data-astro-cid-4sn4zg3r]{border-top:1px solid #E3DAC8}.letter-related[data-astro-cid-4sn4zg3r] .v5-container{padding-top:clamp(48px,6vw,72px);padding-bottom:clamp(48px,6vw,72px)}.letter-related__grid[data-astro-cid-4sn4zg3r]{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(32px,4vw,64px)}.letter-related__eyebrow[data-astro-cid-4sn4zg3r]{display:flex;align-items:center;gap:12px;font-family:IBM Plex Mono,monospace;font-size:12px;letter-spacing:.16em;color:#5b5f63;margin-bottom:16px}.letter-related__list[data-astro-cid-4sn4zg3r]{display:flex;flex-direction:column;border-top:1px solid #E3DAC8}.letter-related__row[data-astro-cid-4sn4zg3r]{display:flex;justify-content:space-between;gap:16px;align-items:baseline;padding:16px 6px;border-bottom:1px solid #E3DAC8;text-decoration:none;color:#24282d;transition:background .15s}.letter-related__row[data-astro-cid-4sn4zg3r]:hover{background:#fbf9f4}.letter-related__title[data-astro-cid-4sn4zg3r]{font-family:Newsreader,serif;font-size:19px}.letter-related__arrow[data-astro-cid-4sn4zg3r]{color:#d9a441;flex-shrink:0}.letter-cta[data-astro-cid-4sn4zg3r]{background:#1f3153;color:#f7f3ec;position:relative;overflow:hidden}.letter-cta__inner[data-astro-cid-4sn4zg3r]{padding-top:clamp(64px,8vw,100px);padding-bottom:140px;position:relative;text-align:center}.letter-cta__heading[data-astro-cid-4sn4zg3r]{font-family:Newsreader,serif;font-weight:300;font-size:clamp(36px,4.2vw,58px);line-height:1.04;margin:0 0 18px;text-wrap:balance;color:#f7f3ec}.letter-cta__heading[data-astro-cid-4sn4zg3r] em[data-astro-cid-4sn4zg3r]{font-style:italic;font-weight:400;color:#e0b14b}.letter-cta__body[data-astro-cid-4sn4zg3r]{margin:0 auto 30px;font-size:18px;color:#b9c4db;max-width:44ch}.letter-cta__buttons[data-astro-cid-4sn4zg3r]{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.letter-btn-gold[data-astro-cid-4sn4zg3r]{background:#e0b14b;color:#1f3153;text-decoration:none;padding:16px 30px;border-radius:2px;font-weight:600;font-size:16.5px}.letter-btn-gold[data-astro-cid-4sn4zg3r]:hover{background:#f7f3ec}.letter-btn-ghost[data-astro-cid-4sn4zg3r]{border:1px solid #9FB0CC;color:#f7f3ec;text-decoration:none;padding:16px 28px;border-radius:2px;font-weight:600;font-size:16.5px}.letter-btn-ghost[data-astro-cid-4sn4zg3r]:hover{border-color:#e0b14b;color:#e0b14b}@media(max-width:767px){.letter-container[data-astro-cid-4sn4zg3r]{padding-left:20px;padding-right:20px}.letter-byline[data-astro-cid-4sn4zg3r]{gap:10px}}