:root{--bg:#f5f7f4;--paper:#fff;--ink:#172321;--muted:#5d6c68;--line:#dbe5df;--brand:#0d755b;--brand-dark:#095b47;--soft:#e8f4ee;--accent:#ed9d44;--danger:#a23b37;--radius:18px;--shadow:0 12px 36px rgba(24,55,43,.07)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.72 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}a{color:var(--brand-dark);text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:var(--brand)}button,input,select{font:inherit}button{cursor:pointer}img{max-width:100%}.skip{position:absolute;left:-9999px;top:8px;background:#fff;padding:8px 12px;z-index:50}.skip:focus{left:8px}
.site-header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}.nav-wrap{max-width:1160px;margin:auto;padding:12px 20px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:18px;text-decoration:none;white-space:nowrap}.brand-mark{width:34px;height:34px;background:var(--brand);border-radius:11px;color:#fff;display:grid;place-items:center;font-size:18px}.site-nav{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap}.site-nav a{color:#31423d;text-decoration:none;padding:7px 11px;border-radius:9px;font-size:14px}.site-nav a:hover,.site-nav a[aria-current=page]{background:var(--soft);color:var(--brand-dark)}
.container{max-width:1160px;margin:auto;padding:0 20px}.hero{padding:72px 0 54px;background:radial-gradient(circle at 80% 25%,#d8eee3 0,transparent 28%),linear-gradient(125deg,#eef8f1,#f9faf6 60%)}.eyebrow{display:inline-block;color:var(--brand-dark);font-weight:700;letter-spacing:.08em;font-size:13px;text-transform:uppercase}.hero h1{font-size:clamp(34px,5vw,60px);line-height:1.17;letter-spacing:-.03em;max-width:850px;margin:16px 0 18px}.lead{color:#40514a;font-size:19px;max-width:750px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.button,.button-secondary{display:inline-flex;justify-content:center;align-items:center;gap:8px;border:1px solid var(--brand);border-radius:11px;padding:11px 18px;text-decoration:none;font-weight:700;min-height:46px}.button{background:var(--brand);color:#fff}.button:hover{background:var(--brand-dark);color:#fff}.button-secondary{background:#fff;color:var(--brand-dark)}.button-secondary:hover{background:var(--soft)}.button:disabled{background:#9aaca4;border-color:#9aaca4;cursor:not-allowed}.trust-row{display:flex;gap:18px;flex-wrap:wrap;padding:0;margin:28px 0 0;list-style:none;color:#466155;font-size:14px}.trust-row li:before{content:"✓";color:var(--brand);font-weight:800;margin-right:6px}
.section{padding:58px 0}.section.alt{background:#eef4ef}.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:24px}.section h2,.page-head h1{line-height:1.22;letter-spacing:-.02em}.section h2{font-size:clamp(26px,3vw,36px);margin:7px 0}.section-intro{color:var(--muted);margin:0}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:23px;box-shadow:var(--shadow)}.card h3{font-size:21px;line-height:1.35;margin:14px 0 8px}.card p{color:var(--muted);margin:0 0 16px}.card a.stretched{font-weight:700}.icon{display:grid;place-items:center;width:47px;height:47px;border-radius:14px;background:var(--soft);font-size:23px;color:var(--brand-dark)}.tag{display:inline-block;background:#edf3ed;color:#435b4c;border-radius:100px;padding:3px 10px;font-size:12px;font-weight:700}.card-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.feature-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature{border-left:3px solid var(--brand);padding:0 20px}.feature strong{display:block;font-size:18px}.feature p{margin:5px 0 0;color:var(--muted)}
.page-head{padding:40px 0 32px;background:#eff6f0;border-bottom:1px solid var(--line)}.page-head h1{font-size:clamp(30px,4vw,46px);margin:10px 0}.page-head p{color:var(--muted);font-size:18px;max-width:760px;margin:0}.breadcrumb{font-size:13px;color:var(--muted)}.breadcrumb a{color:var(--muted)}.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:30px;align-items:start;padding-top:34px;padding-bottom:64px}.content-main{min-width:0}.prose{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}.prose h2{font-size:25px;line-height:1.3;margin:30px 0 12px}.prose h2:first-child{margin-top:0}.prose h3{font-size:19px;margin:22px 0 8px}.prose p,.prose li{color:#3d4c47}.prose li{margin:6px 0}.prose ol,.prose ul{padding-left:24px}.prose table{border-collapse:collapse;width:100%;display:block;overflow:auto}.prose td,.prose th{border:1px solid var(--line);padding:8px 12px;text-align:left;white-space:nowrap}.prose th{background:#f4f8f5}.side-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;position:sticky;top:90px}.side-box h2{font-size:18px;margin:0 0 10px}.side-box ul{padding-left:19px;margin:0}.side-box li{margin:9px 0}.note{background:#f0f7f2;border-left:3px solid var(--brand);padding:13px 16px;border-radius:0 10px 10px 0;color:#36594a}.notice{background:#fff8e9;border:1px solid #efdfb5;border-radius:12px;padding:12px 15px;color:#6b562d}.status{min-height:26px;margin-top:12px;font-size:14px;color:var(--muted)}.status.error{color:var(--danger)}.status.success{color:var(--brand-dark)}
.tool-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);margin-bottom:22px}.tool-panel h2{margin:0 0 8px;font-size:25px}.tool-panel p{color:var(--muted)}.field{margin:17px 0}.field label{display:block;font-weight:700;margin-bottom:7px}.field small{display:block;color:var(--muted);margin-top:5px}.field input[type=file],.field input[type=number],.field input[type=text],.field select{width:100%;border:1px solid #afc2b8;border-radius:11px;padding:11px 13px;background:#fff;color:var(--ink)}.field input[type=file]::file-selector-button{border:0;border-radius:7px;background:var(--soft);color:var(--brand-dark);padding:7px 11px;margin-right:10px}.field input:focus,.field select:focus{outline:3px solid #c5e9d8;outline-offset:1px}.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.result-box{border:1px dashed #b4c7b9;border-radius:12px;padding:16px;margin-top:18px;background:#fbfdfb;min-height:58px}.result-item{display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);padding:10px 0}.result-item:last-child{border:0}.result-item p{margin:0;color:var(--muted);font-size:13px}.preview-image{max-height:240px;object-fit:contain;border-radius:8px}.options{display:flex;gap:20px;flex-wrap:wrap}.options label{font-weight:500}.download-link{display:inline-flex;align-items:center;background:var(--brand);color:#fff;border-radius:9px;padding:8px 12px;text-decoration:none;white-space:nowrap;font-size:14px;font-weight:700}.download-link:hover{background:var(--brand-dark);color:#fff}.template-preview{background:#f7faf7;border:1px solid var(--line);border-radius:14px;padding:20px;margin:22px 0}.template-preview h3{margin-top:0}.template-preview ul{margin-bottom:0}.template-actions{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0}.offer{margin-top:26px;padding:18px;border:1px solid #e2ddcc;background:#fffbef;border-radius:14px}.offer h3{margin:0 0 6px}.offer p{margin:0 0 12px;font-size:14px}.offer small{display:block;color:#685f48;margin-top:10px}
.site-footer{background:#173328;color:#dce9df;padding:34px 0;margin-top:0}.footer-wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}.footer-wrap p{margin:5px 0;color:#c2d7c8}.footer-wrap a{color:#e7f6eb;margin-left:16px}.footer-wrap a:first-child{margin-left:0}.empty{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;color:var(--muted)}.list-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.mini-link{display:block;background:#fff;padding:16px 18px;border:1px solid var(--line);border-radius:12px;text-decoration:none}.mini-link strong{display:block;color:var(--ink)}.mini-link span{color:var(--muted);font-size:14px}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.content-layout{grid-template-columns:1fr}.side-box{position:static}.feature-strip{grid-template-columns:1fr}}
@media(max-width:640px){.nav-wrap{align-items:flex-start;gap:8px;flex-direction:column}.site-nav{margin-left:0;overflow:auto;max-width:100%;white-space:nowrap;flex-wrap:nowrap}.hero{padding:48px 0}.lead{font-size:17px}.grid,.list-grid,.form-row{grid-template-columns:1fr}.section{padding:40px 0}.section-head{align-items:start;flex-direction:column}.tool-panel,.prose{padding:20px}.result-item{align-items:flex-start;flex-direction:column}.feature{padding-left:13px}.footer-wrap a{margin:0 12px 0 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Software download catalog */
.downloads-section{padding-top:36px}
.software-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.software-card{display:flex;flex-direction:column;min-width:0;min-height:240px;padding:26px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.software-card-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.software-icon{display:grid;place-items:center;width:50px;height:50px;border-radius:15px;background:var(--soft);color:var(--brand-dark);font-size:23px;font-weight:800}
.software-card h2{font-size:22px;line-height:1.35;margin:18px 0 7px}
.software-card p{color:var(--muted);margin:0 0 22px}
.software-card-bottom{display:flex;align-items:center;justify-content:flex-end;gap:14px;margin-top:auto;padding-top:18px;border-top:1px solid var(--line)}
.software-card .button{min-height:42px;padding:8px 14px;font-size:14px;white-space:nowrap}
@media(max-width:760px){.software-grid{grid-template-columns:1fr}}
@media(max-width:460px){.software-card{padding:22px;min-height:0}.software-card-bottom{align-items:stretch;flex-direction:column}.software-card .button{width:100%}}

/* Mobile navigation */
@media(max-width:640px){.site-nav{width:100%;overflow:visible;white-space:normal;flex-wrap:wrap;gap:2px}.site-nav a{padding:5px 7px;font-size:13px}}