:root{--accent:#0078d6;--accent-dark:#005a9e;--accent-light:#e6f2ff;--text:#1a1a2e;--text-muted:#64748b;--bg:#fff;--border:#e2e8f0;--shadow-sm:0 1px 3px #00000014, 0 1px 2px #0000000a;--shadow-md:0 4px 6px #00000012, 0 2px 4px #0000000a;--shadow-lg:0 10px 15px #0000001a, 0 4px 6px #0000000a;--radius:12px;--radius-sm:8px}*{box-sizing:border-box;margin:0;padding:0}html,body{overflow-x:hidden}body{color:var(--text);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;line-height:1.6}.sm-nav{border-bottom:1px solid var(--border);background:#fff;padding:.875rem 0}.sm-nav-inner{justify-content:space-between;align-items:center;max-width:1100px;margin:0 auto;padding:0 2rem;display:flex}.sm-nav-logo{align-items:center;text-decoration:none;display:flex}.sm-nav-logo img{width:auto;height:28px}.sm-nav-search{border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;background:#f1f5f9;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;text-decoration:none;transition:background .15s;display:flex}.sm-nav-search:hover{background:#e2e8f0}.sm-hero{text-align:center;background:linear-gradient(135deg,#f0f7ff 0%,#e6f2ff 40%,#f8faff 100%);padding:5rem 2rem 4rem}.sm-hero-badge{border:1px solid var(--border);color:var(--text-muted);box-shadow:var(--shadow-sm);background:#fff;border-radius:100px;align-items:center;gap:.375rem;margin-bottom:1.75rem;padding:.3rem .875rem;font-size:.8125rem;display:inline-flex}.sm-hero h1{color:var(--text);letter-spacing:-.025em;margin-bottom:1rem;font-size:clamp(2rem,5vw,3rem);font-weight:700;line-height:1.2}.sm-hero h1 span{color:var(--accent)}.sm-hero p{color:var(--text-muted);max-width:520px;margin:0 auto 2.5rem;font-size:1.125rem}.sm-hero-actions{flex-wrap:wrap;justify-content:center;gap:1rem;display:flex}.sm-btn{border-radius:var(--radius-sm);cursor:pointer;border:none;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.9375rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.sm-btn-primary{background:var(--accent);color:#fff;box-shadow:0 1px 3px #0078d64d}.sm-btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 4px 12px #0078d659}.sm-btn-secondary{color:var(--accent);border:1.5px solid var(--border);box-shadow:var(--shadow-sm);background:#fff}.sm-btn-secondary:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-1px)}.sm-main{max-width:1100px;margin:0 auto;padding:4rem 2rem}.sm-section-header{margin-bottom:1.75rem}.sm-section-label{text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-bottom:.375rem;font-size:.75rem;font-weight:700;display:inline-block}.sm-section-title{color:var(--text);letter-spacing:-.015em;font-size:1.5rem;font-weight:700}.sm-card-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.25rem;margin-bottom:4rem;display:grid}.sm-card{border:1px solid var(--border);border-radius:var(--radius);color:inherit;box-shadow:var(--shadow-sm);background:#fff;flex-direction:column;padding:1.75rem;text-decoration:none;transition:all .2s;display:flex;position:relative;overflow:hidden}.sm-card:after{content:"";background:var(--card-accent,var(--accent));opacity:0;height:3px;transition:opacity .2s;position:absolute;top:0;left:0;right:0}.sm-card:hover{box-shadow:var(--shadow-lg);border-color:#0000;transform:translateY(-3px)}.sm-card:hover:after{opacity:1}.sm-card-icon{background:var(--card-icon-bg,var(--accent-light));width:48px;height:48px;color:var(--card-accent,var(--accent));border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;margin-bottom:1.25rem;display:flex}.sm-card-title{color:var(--text);margin-bottom:.5rem;font-size:1.0625rem;font-weight:700}.sm-card-desc{color:var(--text-muted);flex:1;font-size:.9rem;line-height:1.65}.sm-card-arrow{color:var(--card-accent,var(--accent));opacity:0;align-items:center;gap:.25rem;margin-top:1.25rem;font-size:.875rem;font-weight:600;transition:all .2s;display:inline-flex;transform:translate(-4px)}.sm-card:hover .sm-card-arrow{opacity:1;transform:translate(0)}.sm-divider{background:var(--border);height:1px;margin:0 0 4rem}.sm-secondary-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem;margin-bottom:4rem;display:grid}.sm-card-sec{border:1px solid var(--border);border-radius:var(--radius-sm);color:inherit;box-shadow:var(--shadow-sm);background:#fff;align-items:center;gap:1rem;padding:1.25rem 1.5rem;text-decoration:none;transition:all .2s;display:flex}.sm-card-sec:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translate(3px)}.sm-card-sec-icon{border-radius:var(--radius-sm);background:var(--card-icon-bg,#f1f5f9);width:40px;height:40px;color:var(--card-accent,var(--text-muted));flex-shrink:0;justify-content:center;align-items:center;display:flex}.sm-card-sec-body{flex:1}.sm-card-sec-title{color:var(--text);margin-bottom:.125rem;font-size:.9375rem;font-weight:600}.sm-card-sec-desc{color:var(--text-muted);font-size:.8125rem}.sm-card-sec-arrow{color:var(--text-muted);flex-shrink:0;font-size:1.125rem;transition:color .2s,transform .2s}.sm-card-sec:hover .sm-card-sec-arrow{color:var(--accent);transform:translate(3px)}.sm-features-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-bottom:4rem;display:grid}.sm-feature-item{border-radius:var(--radius-sm);border:1px solid var(--border);background:#f8fafc;align-items:flex-start;gap:.75rem;padding:1.25rem;display:flex}.sm-feature-check{background:var(--accent-light);width:22px;height:22px;color:var(--accent);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;margin-top:.125rem;display:flex}.sm-feature-text strong{color:var(--text);margin-bottom:.2rem;font-size:.9rem;font-weight:600;display:block}.sm-feature-text span{color:var(--text-muted);font-size:.8125rem}.sm-help{background:linear-gradient(135deg, var(--accent) 0%, #004f99 100%);color:#fff;border-radius:16px;margin-bottom:3rem;padding:3rem}.sm-help h2{margin-bottom:.5rem;font-size:1.5rem;font-weight:700}.sm-help>p{opacity:.8;margin-bottom:2rem;font-size:.9375rem}.sm-help-cards{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;display:grid}.sm-help-card{background:#ffffff1f;border:1px solid #fff3;border-radius:10px;padding:1.25rem}.sm-help-card strong{margin-bottom:.5rem;font-size:.9375rem;font-weight:700;display:block}.sm-help-card p{opacity:.8;margin-bottom:.75rem;font-size:.875rem;line-height:1.5}.sm-help-card a{color:#fff;opacity:.95;font-size:.875rem;font-weight:600;text-decoration:none}.sm-help-card a:hover{text-decoration:underline}.sm-footer{text-align:center;color:var(--text-muted);border-top:1px solid var(--border);padding:2rem;font-size:.875rem}.sm-footer a{color:var(--accent);font-weight:600;text-decoration:none}.sm-footer a:hover{text-decoration:underline}