:root{--color-primary: #2B5F7C;--color-secondary: #4A7C59;--color-accent: #E8A838;--color-bg: #F7F8FA;--color-text: #2C2C2C;--color-text-light: #5A6370;--color-border: #D8DCE2;--color-card-bg: #FFFFFF;--font-heading: "Crimson Text", Georgia, serif;--font-body: "Open Sans", -apple-system, sans-serif;--max-width: 1140px;--radius: 8px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-body);color:var(--color-text);background-color:var(--color-bg);line-height:1.7}img{max-width:100%;height:auto}a{color:var(--color-primary);transition:color .2s}a:hover{color:var(--color-accent)}.pti-wrap{max-width:var(--max-width);margin:0 auto;padding:0 20px}.pti-hdr{background:var(--color-card-bg);border-bottom:3px solid var(--color-primary);padding:16px 0;position:sticky;top:0;z-index:100;box-shadow:0 2px 8px #0000000f}.pti-hdr .pti-wrap{display:flex;align-items:center;justify-content:space-between}.pti-logo{font-family:var(--font-heading);font-size:1.3rem;font-weight:700;color:var(--color-primary);text-decoration:none}.pti-logo:hover{color:var(--color-secondary)}.pti-nav{display:flex;gap:24px;list-style:none}.pti-nav a{color:var(--color-text);text-decoration:none;font-weight:600;font-size:.95rem;transition:color .2s;position:relative}.pti-nav a:hover{color:var(--color-primary)}.pti-nav a:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--color-accent);transition:width .3s}.pti-nav a:hover:after{width:100%}.pti-hamburger{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--color-text)}.pti-hero{position:relative;background:linear-gradient(135deg,var(--color-primary) 0%,#1a3f52 100%);color:#fff;padding:64px 0;margin-bottom:40px}.pti-hero:before{content:"";position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");pointer-events:none}.pti-hero h1{font-family:var(--font-heading);font-size:2.5rem;font-weight:700;line-height:1.25;margin-bottom:16px;position:relative}.pti-hero .pti-meta{font-size:.95rem;opacity:.85;position:relative}.pti-hero-home{position:relative;background:linear-gradient(135deg,var(--color-primary) 0%,#1a3f52 60%,var(--color-secondary) 100%);color:#fff;padding:80px 0;margin-bottom:48px;text-align:center}.pti-hero-home h1{font-family:var(--font-heading);font-size:2.8rem;font-weight:700;line-height:1.2;margin-bottom:20px}.pti-hero-home p{font-size:1.15rem;opacity:.9;max-width:640px;margin:0 auto;line-height:1.7}.pti-art{max-width:780px;margin:0 auto 60px;padding:0 20px}.pti-art h2{font-family:var(--font-heading);font-size:1.7rem;color:var(--color-primary);margin:48px 0 16px;padding-bottom:8px;border-bottom:2px solid var(--color-border)}.pti-art h3{font-family:var(--font-heading);font-size:1.25rem;color:var(--color-secondary);margin:32px 0 12px}.pti-art p{margin-bottom:18px}.pti-art ul,.pti-art ol{margin:12px 0 24px 24px}.pti-art li{margin-bottom:8px;line-height:1.7}.pti-art a{color:var(--color-primary);text-decoration:underline;text-underline-offset:2px}.pti-art a:hover{color:var(--color-accent)}.pti-art blockquote{border-left:4px solid var(--color-accent);padding:16px 20px;margin:24px 0;background:#e8a83814;font-style:italic;border-radius:0 var(--radius) var(--radius) 0}.pti-art img{max-width:100%;height:auto;border-radius:var(--radius);margin:24px 0}.pti-art strong{color:var(--color-text)}.pti-art table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.95rem}.pti-art th{background:var(--color-primary);color:#fff;padding:12px 16px;text-align:left;font-weight:600}.pti-art td{padding:10px 16px;border-bottom:1px solid var(--color-border)}.pti-art tr:nth-child(2n) td{background:#2b5f7c0a}.pti-intro{font-size:1.15rem;line-height:1.8;color:var(--color-text);margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid var(--color-border)}.pti-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:28px;margin:40px 0}.pti-crd{background:var(--color-card-bg);border-radius:var(--radius);border:1px solid var(--color-border);overflow:hidden;transition:transform .2s,box-shadow .2s}.pti-crd:hover{transform:translateY(-4px);box-shadow:0 8px 24px #00000014}.pti-crd-body{padding:20px}.pti-crd-body h3{font-family:var(--font-heading);font-size:1.1rem;margin-bottom:8px}.pti-crd-body h3 a{color:var(--color-text);text-decoration:none}.pti-crd-body h3 a:hover{color:var(--color-primary)}.pti-crd-body p{color:var(--color-text-light);font-size:.9rem;line-height:1.5}.pti-crd-tag{display:inline-block;background:var(--color-accent);color:#fff;font-size:.75rem;font-weight:600;padding:3px 10px;border-radius:20px;margin-bottom:10px;text-transform:uppercase;letter-spacing:.5px}.pti-callout{background:linear-gradient(135deg,#2b5f7c0f,#4a7c590f);border:1px solid var(--color-border);border-left:4px solid var(--color-accent);border-radius:0 var(--radius) var(--radius) 0;padding:20px 24px;margin:28px 0}.pti-callout strong{color:var(--color-primary);display:block;margin-bottom:6px}.pti-takeaway{background:var(--color-card-bg);border:2px solid var(--color-secondary);border-radius:var(--radius);padding:24px;margin:32px 0}.pti-takeaway h4{font-family:var(--font-heading);color:var(--color-secondary);margin-bottom:10px;font-size:1.05rem}.pti-author{display:flex;gap:20px;padding:24px;margin:48px 0;background:var(--color-card-bg);border-radius:var(--radius);border:1px solid var(--color-border)}.pti-author img{width:80px;height:80px;border-radius:50%;object-fit:cover;flex-shrink:0}.pti-author-name{font-family:var(--font-heading);font-weight:700;font-size:1.05rem;margin-bottom:2px}.pti-author-role{color:var(--color-primary);font-size:.85rem;font-weight:600;margin-bottom:8px}.pti-author-bio{color:var(--color-text-light);font-size:.9rem;line-height:1.5}.pti-section{padding:48px 0}.pti-section h2{font-family:var(--font-heading);font-size:2rem;color:var(--color-primary);text-align:center;margin-bottom:32px}.pti-form{max-width:600px;margin:0 auto}.pti-form label{display:block;font-weight:600;margin-bottom:6px;color:var(--color-text);font-size:.95rem}.pti-form input,.pti-form textarea,.pti-form select{width:100%;padding:12px 16px;border:1px solid var(--color-border);border-radius:var(--radius);font-family:var(--font-body);font-size:1rem;margin-bottom:20px;transition:border-color .2s;background:var(--color-card-bg)}.pti-form input:focus,.pti-form textarea:focus,.pti-form select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2b5f7c1f}.pti-form textarea{min-height:140px;resize:vertical}.pti-btn{display:inline-block;background:var(--color-primary);color:#fff;padding:12px 32px;border:none;border-radius:var(--radius);font-family:var(--font-body);font-size:1rem;font-weight:600;cursor:pointer;transition:background .2s,transform .1s}.pti-btn:hover{background:#1e4a5f;transform:translateY(-1px)}.pti-btn-secondary{display:inline-block;background:var(--color-secondary);color:#fff;padding:12px 32px;border:none;border-radius:var(--radius);font-family:var(--font-body);font-size:1rem;font-weight:600;cursor:pointer;transition:background .2s}.pti-btn-secondary:hover{background:#3a6647}.pti-legal{max-width:780px;margin:0 auto 60px;padding:0 20px}.pti-legal h2{font-family:var(--font-heading);font-size:1.5rem;color:var(--color-primary);margin:36px 0 12px}.pti-legal h3{font-family:var(--font-heading);font-size:1.15rem;color:var(--color-secondary);margin:24px 0 10px}.pti-legal p{margin-bottom:16px;line-height:1.7}.pti-legal ul{margin:12px 0 20px 24px}.pti-legal li{margin-bottom:6px}.pti-ftr{background:var(--color-primary);color:#fff;padding:48px 0 24px;margin-top:60px}.pti-ftr-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:32px;margin-bottom:32px}.pti-ftr h4{font-family:var(--font-heading);font-size:1rem;margin-bottom:12px}.pti-ftr a{color:#fffc;text-decoration:none}.pti-ftr a:hover{color:#fff}.pti-ftr ul{list-style:none}.pti-ftr li{margin-bottom:6px;font-size:.9rem}.pti-ftr-copy{text-align:center;font-size:.8rem;opacity:.6;padding-top:24px;border-top:1px solid rgba(255,255,255,.15)}@media (max-width: 900px){.pti-hamburger{display:block}.pti-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--color-card-bg);flex-direction:column;padding:16px 20px;border-bottom:2px solid var(--color-border);box-shadow:0 4px 12px #00000014}.pti-nav.active{display:flex}.pti-hero h1{font-size:1.8rem}.pti-hero-home h1{font-size:2rem}.pti-art h2{font-size:1.4rem}.pti-author{flex-direction:column;text-align:center;align-items:center}}@media (max-width: 600px){.pti-grid{grid-template-columns:1fr}.pti-hero{padding:40px 0}.pti-hero-home{padding:48px 0}.pti-ftr-grid{grid-template-columns:1fr 1fr}.pti-art table{font-size:.85rem}.pti-art th,.pti-art td{padding:8px 10px}}@media (max-width: 400px){.pti-ftr-grid{grid-template-columns:1fr}.pti-hero h1{font-size:1.5rem}.pti-hero-home h1{font-size:1.6rem}}