:root{--primary: #c2410c;--primary-dark: #9a3412;--primary-light: #ea580c;--airmail-blue: #2563eb;--airmail-red: #dc2626;--parchment: #fefce8;--parchment-border: #fef08a;--bg-main: #fafaf9;--bg-card: #ffffff;--text-main: #1c1917;--text-muted: #57534e;--text-light: #a8a29e;--border: #e7e5e4;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--font-serif: "Georgia", "Cambria", serif;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--container-max: 1200px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-main);color:var(--text-main);line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.container{width:100%;max-width:var(--container-max);margin-left:auto;margin-right:auto;padding-left:1.5rem;padding-right:1.5rem}.airmail-ribbon{height:6px;background:repeating-linear-gradient(-45deg,#2563eb,#2563eb 12px,#fff 12px 18px,#dc2626 18px 30px,#fff 30px 36px)}.site-header{position:sticky;top:0;z-index:100;background:#fefce8f2;backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:4.75rem}.brand-link{display:flex;align-items:center;gap:.85rem;font-family:var(--font-serif);font-weight:700;font-size:1.45rem;color:var(--primary-dark)}.nav-links{display:flex;align-items:center;gap:1.75rem;list-style:none}.nav-links a{font-size:.95rem;font-weight:600;color:#44403c;transition:color .15s ease}.nav-links a:hover,.nav-links a.active{color:var(--primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.65rem 1.35rem;font-size:.95rem;font-weight:600;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;transition:all .2s ease;text-decoration:none}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 10px #c2410c40}.btn-primary:hover{background:var(--primary-dark)}.btn-airmail{background:var(--airmail-blue);color:#fff}.btn-airmail:hover{background:#1d4ed8}.btn-outline{border-color:var(--border);background:#fff;color:var(--text-main)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.badge{display:inline-flex;align-items:center;padding:.25rem .75rem;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;border-radius:var(--radius-sm)}.badge-terracotta{background:#ffedd5;color:#9a3412}.badge-blue{background:#dbeafe;color:#1e40af}.hero{padding:5rem 0 4.5rem;background:linear-gradient(180deg,#fefce8 0%,var(--bg-main) 100%);border-bottom:1px solid var(--border)}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:3.5rem;align-items:center}.hero-title{font-family:var(--font-serif);font-size:3.25rem;font-weight:800;line-height:1.15;color:var(--primary-dark);margin:1rem 0 1.25rem}.hero-title span{color:var(--airmail-blue);font-style:italic}.hero-desc{font-size:1.15rem;color:var(--text-muted);margin-bottom:2rem;max-width:580px}.section{padding:4.5rem 0}.section-header{text-align:center;max-width:720px;margin:0 auto 3.5rem}.section-title{font-family:var(--font-serif);font-size:2.35rem;font-weight:800;color:var(--primary-dark);margin:.75rem 0}.section-subtitle{color:var(--text-muted);font-size:1.05rem}.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2.25rem;box-shadow:0 2px 4px #0000000a;transition:all .25s ease;display:flex;flex-direction:column}.card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 8px 16px #0000000f}.card-title{font-family:var(--font-serif);font-size:1.35rem;font-weight:700;margin-bottom:.75rem;color:var(--primary-dark)}.card-text{color:var(--text-muted);font-size:.95rem;margin-bottom:1.5rem;flex-grow:1}.form-input,.calc-select,.form-textarea{width:100%;padding:.75rem 1rem;border-radius:var(--radius-md);border:1px solid var(--border);background:#fff;font-family:inherit;font-size:.95rem;color:var(--text-main)}.form-input:focus,.calc-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #c2410c26}.site-footer{background:#1c1917;color:#a8a29e;padding:4.5rem 0 2rem;font-size:.9rem}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:3rem;margin-bottom:3.5rem}.footer-brand h4{font-family:var(--font-serif);color:#fff;font-size:1.35rem;margin-bottom:.75rem}.footer-col h5{color:#fff;font-size:.95rem;font-weight:700;margin-bottom:1.25rem}.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:.65rem}.footer-col a{color:#a8a29e;transition:color .15s ease}.footer-col a:hover{color:#fff}.footer-bottom{padding-top:2rem;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center;font-size:.82rem;flex-wrap:wrap;gap:1rem}@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:2.5rem}.hero-title{font-size:2.5rem}.footer-grid{grid-template-columns:1fr 1fr;gap:2rem}}@media(max-width:640px){.nav-links{display:none}.footer-grid{grid-template-columns:1fr}}