:root{--font-heading:"Avenir Next", "Segoe UI", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;--font-body:"Segoe UI", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;--bg:#f3f5f8;--panel:#fff;--text:#1f2937;--muted:#6b7280;--accent:#0f766e;--accent-strong:#115e59;--border:#d1d5db;--danger:#b91c1c;--touch-target-min:44px}*{box-sizing:border-box}body{color:var(--text);font-family:var(--font-body), sans-serif;-webkit-text-size-adjust:100%;background:radial-gradient(circle at 12% 6%,#2e66601f,#0000 30%),linear-gradient(#f7f8f4 0%,#edf3ef 48%,#f6f1e9 100%);margin:0}.site-shell{min-height:100vh}.site-header{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:20;background:linear-gradient(#f7faf6db,#f2f7f3ad);border-bottom:1px solid #465b541a;padding:14px 24px;position:sticky;top:0}.site-header-inner{background:#ffffffb8;border:1px solid #39544d24;border-radius:28px;justify-content:space-between;align-items:center;gap:18px;width:min(1400px,100%);min-height:58px;margin:0 auto;padding:8px 10px 8px 8px;display:flex;box-shadow:inset 0 1px #ffffffbd,0 18px 46px #2b443d1a}.brand{font-family:var(--font-heading), sans-serif;color:#26413c;letter-spacing:.2px;font-weight:700;text-decoration:none}.brand-with-logo{align-items:center;gap:12px;min-width:0;display:inline-flex}.brand-logo-shell{background:linear-gradient(135deg,#fff,#edf5ef);border:1px solid #2e666024;border-radius:999px;flex:none;justify-content:center;align-items:center;width:52px;height:52px;display:inline-flex;box-shadow:0 14px 28px #2b585024}.brand-logo{border-radius:999px}.brand-text{color:#203b36;line-height:1.2}.brand-text-wrap{gap:2px;min-width:0;display:grid}.brand-subtext{color:#68756f;letter-spacing:.04em;text-transform:uppercase;font-size:12px;font-weight:650}.site-nav{justify-content:flex-end;align-items:center;gap:8px;min-width:0;display:flex}.site-nav a{min-height:var(--touch-target-min);color:#2f4943;border-radius:999px;justify-content:center;align-items:center;padding:10px 15px;font-weight:750;text-decoration:none;transition:background .18s cubic-bezier(.16,1,.3,1),color .18s cubic-bezier(.16,1,.3,1),transform .18s cubic-bezier(.16,1,.3,1);display:inline-flex}.site-nav a:hover{color:#fff;background:#236d63}.site-nav a:focus-visible,.internal-nav-link:focus-visible,.internal-calculator-btn:focus-visible,.internal-signout-btn:focus-visible{outline-offset:3px;outline:2px solid #1f6f647a}.site-nav a:active{transform:translateY(1px)scale(.98)}.site-main{width:min(1040px,100% - 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20px)}}.internal-shell{flex-direction:column;min-height:100dvh;display:flex}.internal-sidebar{z-index:30;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:linear-gradient(110deg,#f7f8f4f0,#f0f6f1e0 48%,#f8f4edeb),#f7f8f6e6;border-bottom:1px solid #2e4b441a;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px;width:100%;padding:12px 18px;display:grid;position:sticky;top:0;box-shadow:inset 0 -1px #fffc,0 18px 48px #2c3b3614}.internal-sidebar:before{content:"";pointer-events:none;background:linear-gradient(90deg,#0000,#2e666061,#0000);height:1px;position:absolute;bottom:-1px;left:18px;right:18px}.internal-sidebar-logo{background:#ffffffc2;border:1px solid #2e666029;border-radius:22px;justify-content:center;align-items:center;gap:9px;min-height:58px;padding:7px 11px 7px 8px;display:flex;position:relative;box-shadow:inset 0 1px #ffffffe6,0 16px 34px #2a433c14}.internal-sidebar-brand{color:#233d38;font-family:var(--font-heading), sans-serif;white-space:nowrap;gap:1px;font-size:15px;font-weight:800;line-height:1.05;display:grid}.internal-sidebar-brand span:last-child{color:#718078;letter-spacing:.11em;text-transform:uppercase;font-size:11px;font-weight:750}.internal-sidebar-nav{background:#ffffff80;border:1px solid #41585121;border-radius:22px;flex-wrap:nowrap;gap:4px;min-width:0;padding:5px;display:flex;box-shadow:inset 0 1px #ffffffb8}.internal-nav-link{min-height:var(--touch-target-min);color:#5a665f;white-space:nowrap;background:0 0;border:1px solid #0000;border-radius:17px;justify-content:center;align-items:center;padding:9px 10px;font-size:13px;font-weight:760;line-height:1.1;text-decoration:none;transition:background .18s cubic-bezier(.16,1,.3,1),color .18s cubic-bezier(.16,1,.3,1),box-shadow .18s cubic-bezier(.16,1,.3,1),border-color .18s cubic-bezier(.16,1,.3,1),transform .18s cubic-bezier(.16,1,.3,1);display:inline-flex}.internal-nav-link:hover{color:#203b36;background:#ffffffdb;border-color:#2e66601f;transform:translateY(-1px);box-shadow:0 10px 22px #374c4614}.internal-nav-link:active{transform:translateY(1px)scale(.98)}.internal-nav-link-active,.internal-nav-link-active:hover{color:#fff;background:linear-gradient(135deg,#1f6f64,#2e766c);border-color:#1a5b529e;box-shadow:inset 0 1px #ffffff2e,0 12px 24px #21675e2e}.internal-sidebar-bottom{justify-content:flex-end;align-items:center;gap:9px;min-width:0;display:flex}.internal-sidebar-bottom .note{text-align:right;white-space:nowrap;text-overflow:ellipsis;color:#59665f;max-width:210px;margin:0;font-size:13px;line-height:1.25;overflow:hidden}.internal-signout-btn{width:auto;min-height:var(--touch-target-min);color:#39514b;cursor:pointer;text-align:center;background:#ffffffad;border:1px solid #2e666029;border-radius:16px;padding:9px 14px;font-size:13px;font-weight:760;transition:background .18s cubic-bezier(.16,1,.3,1),color .18s cubic-bezier(.16,1,.3,1),transform .18s cubic-bezier(.16,1,.3,1),box-shadow .18s cubic-bezier(.16,1,.3,1)}.internal-signout-btn:hover{color:#fff;background:#244d46;box-shadow:0 10px 22px #244d4629}.internal-calculator-btn{color:#24635a;background:#ffffffbd;border:1px solid #2e66602e;border-radius:16px;justify-content:center;align-items:center;width:44px;height:44px;min-height:44px;padding:0;transition:background .18s cubic-bezier(.16,1,.3,1),color .18s cubic-bezier(.16,1,.3,1),transform .18s cubic-bezier(.16,1,.3,1),box-shadow .18s cubic-bezier(.16,1,.3,1);display:inline-flex;box-shadow:inset 0 1px #ffffffd1}.internal-calculator-btn:hover{color:#fff;background:#24635a;border-color:#24635a;transform:translateY(-1px);box-shadow:0 10px 22px #2e66602e}.internal-calculator-btn:active,.internal-signout-btn:active{transform:translateY(1px)scale(.98)}.internal-main{width:min(1500px,100% - 24px);padding:0 0 calc(20px + env(safe-area-inset-bottom));flex:1;min-width:0;margin:18px auto 24px}@media (max-width:1240px){.internal-sidebar{grid-template-columns:auto minmax(0,1fr) auto}.internal-sidebar-nav{scrollbar-width:thin;-webkit-overflow-scrolling:touch;flex-wrap:nowrap;overflow-x:auto}.internal-nav-link{flex:none}.internal-sidebar-bottom{grid-column:auto;justify-content:flex-end}.internal-sidebar-bottom .note{display:none}}@media (min-width:1100px) and (max-width:1320px){.internal-sidebar{grid-template-columns:auto minmax(0,1fr) auto}.internal-sidebar-brand{display:none}.internal-sidebar-bottom{grid-column:auto;justify-content:flex-end}.internal-sidebar-bottom .note{text-align:right;max-width:150px;display:block}.internal-nav-link{padding-inline:9px}}@media (max-width:1024px){.internal-sidebar{gap:12px;padding:12px 14px}.internal-sidebar-logo{padding-right:10px}.internal-sidebar-brand{display:none}.internal-nav-link{padding-inline:12px;font-size:13px}.internal-main{width:min(1500px,100% - 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