/* roulang page: index */
:root{
  --paper:#f3eee5;--paper-2:#e9e0d4;--ink:#241b28;--muted:#746977;--plum:#4a244d;
  --plum-2:#6d396c;--night:#241a2b;--lime:#b9d64b;--lime-dark:#8ca52c;--amber:#e7a843;
  --line:#cfc0c5;--line-dark:#5f4a60;--white:#fffaf3;--shadow:5px 5px 0 rgba(74,36,77,.18);
  --shadow-dark:5px 5px 0 rgba(0,0,0,.28);--radius:14px;--container:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.22;background-image:linear-gradient(rgba(74,36,77,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(74,36,77,.08) 1px,transparent 1px);background-size:18px 18px;mask-image:linear-gradient(to bottom,#000,transparent 80%);z-index:-1}
a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}button,input,select,textarea:focus-visible,a:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.container{width:min(calc(100% - 40px),var(--container));margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(36,26,43,.97);border-bottom:2px solid #6e546c;box-shadow:0 3px 0 rgba(0,0,0,.15)}
.nav{min-height:82px;display:grid;grid-template-columns:minmax(235px,1fr) minmax(330px,1.45fr) auto;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:10px;min-width:0;color:var(--white);font-size:17px;font-weight:800;letter-spacing:.02em;line-height:1.35}.brand-mark{display:grid;grid-template-columns:repeat(3,6px);gap:2px;width:22px;flex:none}.brand-mark i{width:6px;height:6px;background:var(--lime);display:block}.brand-mark i:nth-child(2),.brand-mark i:nth-child(4),.brand-mark i:nth-child(8){background:var(--amber)}
.search{height:45px;background:#fffaf6;border:2px solid #6f5b70;border-radius:9px;display:flex;align-items:center;padding:0 8px 0 15px;transition:.2s}.search:focus-within{border-color:var(--lime);box-shadow:0 0 0 3px rgba(185,214,75,.18)}.search svg{width:19px;fill:none;stroke:var(--plum);stroke-width:2.5;flex:none}.search input{border:0;outline:0;background:transparent;min-width:0;flex:1;padding:7px 10px;color:var(--ink)}.search input::placeholder{color:#887d87}.search button{border:0;background:var(--plum);color:#fff;border-radius:6px;padding:5px 11px;font-size:13px;font-weight:700}.search button:hover{background:var(--plum-2)}
.nav-links{display:flex;align-items:center;gap:7px;white-space:nowrap}.nav-links a{color:#e9dfeb;font-size:14px;font-weight:700;padding:8px 9px;border-radius:6px;border:1px solid transparent;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--lime);border-color:#655167;background:#302338}.menu-toggle{display:none;background:transparent;border:1px solid #79647a;color:#fff;border-radius:6px;padding:8px 10px}
.hero{padding:58px 0 35px}.hero-stage{position:relative;overflow:hidden;background:var(--night);color:var(--white);border:2px solid #4f3955;border-radius:18px;box-shadow:var(--shadow-dark);padding:clamp(28px,5vw,58px);min-height:430px}.hero-stage:after{content:"";position:absolute;inset:0;opacity:.28;pointer-events:none;background:repeating-linear-gradient(0deg,transparent 0 4px,rgba(255,255,255,.09) 5px 6px)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr .8fr;gap:38px;align-items:center}.eyebrow,.kicker{display:inline-flex;align-items:center;gap:8px;margin:0 0 14px;color:var(--lime);font-size:12px;font-weight:800;letter-spacing:.12em}.eyebrow:before,.kicker:before{content:"";width:8px;height:8px;background:var(--lime);box-shadow:10px 0 var(--amber)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(32px,5vw,57px);line-height:1.23;letter-spacing:-.045em;margin-bottom:18px;overflow-wrap:anywhere}h1 em{font-style:normal;color:var(--lime)}.hero-copy{max-width:680px;color:#ddd1dc;font-size:17px;line-height:1.95;margin-bottom:25px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:45px;border:2px solid transparent;border-radius:7px;padding:10px 17px;font-size:14px;font-weight:800;transition:transform .18s,box-shadow .18s,background .18s,border-color .18s}.btn:hover{transform:translate(-2px,-2px);box-shadow:4px 4px 0 rgba(0,0,0,.3)}.btn:active{transform:translate(1px,1px);box-shadow:none}.btn-primary{background:var(--lime);color:#22300f;border-color:#d8ef80}.btn-secondary{background:transparent;color:#fff;border-color:#847087}.btn-secondary:hover{border-color:var(--lime);color:var(--lime)}
.terminal{border:2px solid #7c667d;background:#1a131f;padding:17px;border-radius:10px;box-shadow:6px 6px 0 #100c13}.terminal-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:12px;border-bottom:1px solid #604c62;color:#cfc0d0;font:700 11px/1 monospace;letter-spacing:.1em}.dots{display:flex;gap:5px}.dots i{width:8px;height:8px;background:#806784}.dots i:first-child{background:var(--amber)}.dots i:last-child{background:var(--lime)}.query-word{margin:22px 0 14px;font-size:25px;line-height:1.4;font-weight:900;color:#fff;overflow-wrap:anywhere}.terminal-row{display:flex;justify-content:space-between;gap:12px;border-top:1px dashed #5d485f;padding:9px 0;color:#bfb0c0;font-size:13px}.terminal-row b{color:var(--lime);font-family:monospace}.hero-note{margin-top:13px;color:#c7b9c8;font-size:12px}
section{scroll-margin-top:100px}.section{padding:42px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:22px}.section-head h2{margin:0;font-size:clamp(25px,3vw,35px);line-height:1.3;letter-spacing:-.03em}.section-head p{max-width:570px;margin:0;color:var(--muted);font-size:15px}.panel{border:2px solid var(--line);border-radius:var(--radius);background:rgba(255,250,243,.78);box-shadow:var(--shadow)}
.metrics{background:var(--plum);color:#fff;border-top:2px solid #301835;border-bottom:2px solid #301835;padding:45px 0}.metrics .section-head p{color:#dfd0df}.metrics-grid{display:grid;grid-template-columns:1.25fr repeat(4,1fr);border:2px solid #755878;border-radius:12px;overflow:hidden;background:#34203a}.metric{min-height:166px;padding:20px;border-right:1px solid #755878;position:relative}.metric:last-child{border:0}.metric-wide{background:#412347}.metric-label{font-size:12px;color:#cfc0d0;font-weight:700}.metric-num{font-family:monospace;font-weight:900;font-size:35px;line-height:1.15;margin:11px 0 7px;color:var(--lime)}.metric p{margin:0;color:#d9cdda;font-size:13px;line-height:1.65}.bar{height:7px;background:#5a4160;margin-top:18px;border-radius:0;overflow:hidden}.bar i{display:block;height:100%;background:var(--lime)}.micro-trust{display:flex;gap:8px;flex-wrap:wrap;margin-top:15px}.micro-trust span{font-size:11px;padding:3px 7px;color:#e5dbd7;border:1px solid #806483}
.matrix-wrap{display:grid;grid-template-columns:1.08fr .92fr;gap:16px}.matrix-feature{padding:29px;min-height:315px;background:var(--white);border:2px solid var(--plum);border-radius:var(--radius);box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:space-between}.number{font:800 12px/1 monospace;color:var(--plum-2);letter-spacing:.12em}.matrix-feature h3{font-size:28px;margin:12px 0}.matrix-feature p{color:var(--muted);margin-bottom:20px}.matrix-feature .btn{align-self:flex-start;background:var(--plum);color:#fff}.matrix-side{display:grid;grid-template-columns:1fr 1fr;gap:16px}.matrix-item{padding:19px;background:#eee4d9;border:2px solid var(--line);border-radius:10px;transition:.2s}.matrix-item:nth-child(2){background:#e7edd2}.matrix-item:nth-child(3){background:#eadde7}.matrix-item:hover{transform:translate(-2px,-2px);border-color:var(--plum);box-shadow:4px 4px 0 rgba(74,36,77,.15)}.matrix-item h3{font-size:17px;margin:10px 0 7px}.matrix-item p{font-size:13px;line-height:1.65;margin:0 0 12px;color:#5d515f}.status{display:inline-block;font-size:11px;line-height:1.4;font-weight:800;padding:3px 7px;border:1px solid currentColor;border-radius:3px;color:var(--plum-2)}.status.lime{color:#58700c}
.compare-grid{display:grid;grid-template-columns:1fr 60px 1fr;align-items:stretch;gap:16px}.compare-card{padding:26px;border:2px solid var(--line);border-radius:14px;background:var(--white)}.compare-card.good{background:#eef1dd;border-color:#9cae5a}.compare-card h3{font-size:22px;margin:0 0 9px}.compare-card>p{color:var(--muted);font-size:14px;margin-bottom:19px}.vs{display:flex;align-items:center;justify-content:center;font:900 16px/1 monospace;color:var(--plum)}.vs:before,.vs:after{content:"";height:45px;border-left:2px dashed var(--line);position:absolute}.vs:before{transform:translateY(-42px)}.vs:after{transform:translateY(42px)}.compare-list{list-style:none;padding:0;margin:0;display:grid;gap:11px}.compare-list li{display:flex;gap:9px;align-items:flex-start;padding-top:10px;border-top:1px solid rgba(89,65,88,.18);font-size:14px;line-height:1.65}.compare-list i{width:18px;height:18px;flex:none;margin-top:3px;background:var(--plum);color:#fff;font-style:normal;text-align:center;line-height:18px;font-size:12px}.good .compare-list i{background:var(--lime-dark)}.faq-shell{background:#e9dfd3;border:2px solid var(--line);padding:20px;border-radius:14px}.faq-item{background:var(--white);border:1px solid var(--line);border-radius:8px;margin-bottom:10px;overflow:hidden}.faq-item:last-child{margin-bottom:0}.faq-q{width:100%;border:0;background:transparent;text-align:left;padding:17px 18px;color:var(--ink);font-weight:800;display:flex;align-items:center;justify-content:space-between;gap:14px}.faq-q:hover{background:#f8f1e8}.faq-q span:last-child{font-size:23px;color:var(--plum);transition:.2s}.faq-item.open .faq-q span:last-child{transform:rotate(45deg);color:var(--lime-dark)}.faq-a{display:none;padding:0 18px 18px;color:#625766;font-size:14px;line-height:1.9}.faq-item.open .faq-a{display:block}
.contact{padding:50px 0 63px}.contact-box{background:var(--night);border:2px solid #4f3955;border-radius:18px;color:#fff;box-shadow:var(--shadow-dark);padding:clamp(24px,4vw,45px);display:grid;grid-template-columns:.8fr 1.2fr;gap:42px}.contact h2{font-size:clamp(27px,3vw,38px);line-height:1.3;margin:10px 0 14px}.contact-intro{color:#d8cad8;margin-bottom:25px}.steps{padding:0;margin:0;list-style:none;counter-reset:step}.steps li{position:relative;padding:12px 0 12px 44px;border-top:1px solid #5b465e;color:#d8cad8;font-size:14px}.steps li:before{counter-increment:step;content:"0" counter(step);position:absolute;left:0;color:var(--lime);font:800 14px monospace}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:grid;gap:6px}.field.full{grid-column:1/-1}.field label{color:#dfd2df;font-size:13px;font-weight:700}.field input,.field select,.field textarea{width:100%;border:1px solid #77637a;background:#fffaf5;color:var(--ink);border-radius:6px;padding:11px 12px;outline:0;transition:.2s}.field textarea{resize:vertical;min-height:104px}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(185,214,75,.18)}.field input:invalid:not(:placeholder-shown){border-color:var(--amber)}.form-note{font-size:12px;color:#cbbdcd;margin:12px 0}.form-feedback{display:none;margin:12px 0 0;padding:9px 11px;background:#32400d;color:#f2ffd1;border:1px solid var(--lime);font-size:13px}.form-feedback.show{display:block}
.footer{background:#19121e;border-top:2px solid #59425c;color:#d3c5d3;padding:32px 0 24px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:30px;padding-bottom:25px;border-bottom:1px solid #4d3b50}.footer .brand{font-size:16px;margin-bottom:9px}.footer p{font-size:13px;color:#b9abb9;margin:0}.footer h3{color:#fff;font-size:13px;margin:0 0 10px}.footer-links{display:grid;gap:7px}.footer-links a{font-size:13px;color:#cfc0d0}.footer-links a:hover{color:var(--lime)}.copyright{padding-top:17px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:#988a99;font-size:12px}
@media(max-width:1024px){.nav{grid-template-columns:225px 1fr}.nav-links{grid-column:1/-1;justify-content:center;padding-bottom:12px;margin-top:-14px}.hero-grid{grid-template-columns:1fr}.terminal{max-width:610px}.metrics-grid{grid-template-columns:repeat(3,1fr)}.metric-wide{grid-column:span 2}.matrix-wrap{grid-template-columns:1fr}.contact-box{grid-template-columns:1fr}}
@media(max-width:768px){.container{width:min(calc(100% - 28px),var(--container))}.site-header{position:relative}.nav{min-height:auto;padding:14px 0;grid-template-columns:1fr auto;gap:12px}.menu-toggle{display:block}.search{grid-column:1/-1;grid-row:2}.nav-links{display:none;grid-column:1/-1;margin:0;padding:0;justify-content:flex-start;overflow:auto}.nav-links.show{display:flex}.nav-links a{flex:none}.hero{padding-top:28px}.hero-stage{padding:28px 22px;min-height:0}.metrics{padding:35px 0}.section{padding:35px 0}.section-head{display:block}.section-head h2{margin-bottom:10px}.metrics-grid{grid-template-columns:repeat(2,1fr)}.metric{border-bottom:1px solid #755878}.metric:nth-child(2n){border-right:0}.metric-wide{grid-column:1/-1}.compare-grid{grid-template-columns:1fr;gap:10px}.vs{height:28px}.vs:before,.vs:after{display:none}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:520px){body{font-size:15px}.brand{font-size:14px}.hero-copy{font-size:15px}.hero-actions .btn{width:100%}.matrix-side{grid-template-columns:1fr}.matrix-feature{min-height:0}.metric{padding:16px}.metric-num{font-size:29px}.compare-card{padding:20px}.contact-box{padding:25px 18px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{display:block}.copyright span{display:block;margin-bottom:5px}}

/* roulang page: category2 */
:root{
 --paper:#f3eee5;--paper-2:#e9e0d4;--ink:#241b28;--muted:#746977;--plum:#4a244d;
 --plum-2:#6d396c;--night:#241a2b;--lime:#b9d64b;--lime-dark:#8ca52c;--amber:#e7a843;
 --line:#cfc0c5;--line-dark:#5f4a60;--white:#fffaf3;--shadow:5px 5px 0 rgba(74,36,77,.18);
 --shadow-dark:5px 5px 0 rgba(0,0,0,.28);--radius:14px;--container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.22;background-image:linear-gradient(rgba(74,36,77,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(74,36,77,.08) 1px,transparent 1px);background-size:18px 18px;mask-image:linear-gradient(to bottom,#000,transparent 80%);z-index:-1}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button,input,select,textarea:focus-visible,a:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
button{cursor:pointer}
.container{width:min(calc(100% - 40px),var(--container));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(36,26,43,.97);border-bottom:2px solid #6e546c;box-shadow:0 3px 0 rgba(0,0,0,.15)}
.nav{min-height:82px;display:grid;grid-template-columns:minmax(235px,1fr) minmax(330px,1.45fr) auto;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:10px;min-width:0;color:var(--white);font-size:17px;font-weight:800;letter-spacing:.02em;line-height:1.35}
.brand-mark{display:grid;grid-template-columns:repeat(3,6px);gap:2px;width:22px;flex:none}
.brand-mark i{width:6px;height:6px;background:var(--lime);display:block}
.brand-mark i:nth-child(2),.brand-mark i:nth-child(4),.brand-mark i:nth-child(8){background:var(--amber)}
.search{height:45px;background:#fffaf6;border:2px solid #6f5b70;border-radius:9px;display:flex;align-items:center;padding:0 8px 0 15px;transition:.2s}
.search:focus-within{border-color:var(--lime);box-shadow:0 0 0 3px rgba(185,214,75,.18)}
.search svg{width:19px;fill:none;stroke:var(--plum);stroke-width:2.5;flex:none}
.search input{border:0;outline:0;background:transparent;min-width:0;flex:1;padding:7px 10px;color:var(--ink)}
.search input::placeholder{color:#887d87}
.search button{border:0;background:var(--plum);color:#fff;border-radius:6px;padding:5px 11px;font-size:13px;font-weight:700}
.search button:hover{background:var(--plum-2)}
.nav-links{display:flex;align-items:center;gap:7px;white-space:nowrap}
.nav-links a{color:#e9dfeb;font-size:14px;font-weight:700;padding:8px 9px;border-radius:6px;border:1px solid transparent;transition:.2s}
.nav-links a:hover,.nav-links a.active{color:var(--lime);border-color:#655167;background:#302338}
.menu-toggle{display:none;background:transparent;border:1px solid #79647a;color:#fff;border-radius:6px;padding:8px 10px}
.hero{padding:58px 0 35px}
.hero-stage{position:relative;overflow:hidden;background:var(--night);color:var(--white);border:2px solid #4f3955;border-radius:18px;box-shadow:var(--shadow-dark);padding:clamp(28px,5vw,58px)}
.hero-stage:after{content:"";position:absolute;inset:0;opacity:.28;pointer-events:none;background:repeating-linear-gradient(0deg,transparent 0 4px,rgba(255,255,255,.09) 5px 6px)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.12fr .88fr;gap:42px;align-items:center}
.eyebrow,.kicker{display:inline-flex;align-items:center;gap:8px;margin:0 0 14px;color:var(--lime);font-size:12px;font-weight:800;letter-spacing:.12em}
.eyebrow:before,.kicker:before{content:"";width:8px;height:8px;background:var(--lime);box-shadow:10px 0 var(--amber)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(34px,5vw,62px);line-height:1.18;letter-spacing:-.05em;margin-bottom:20px;overflow-wrap:anywhere}
.hero-copy{max-width:680px;color:#ddd1dc;font-size:17px;line-height:1.95;margin-bottom:25px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:45px;border:2px solid transparent;border-radius:7px;padding:10px 17px;font-size:14px;font-weight:800;transition:transform .18s,box-shadow .18s,background .18s,border-color .18s}
.btn:hover{transform:translate(-2px,-2px);box-shadow:4px 4px 0 rgba(0,0,0,.3)}
.btn:active{transform:translate(1px,1px);box-shadow:none}
.btn-primary{background:var(--lime);color:#22300f;border-color:#d8ef80}
.btn-secondary{background:transparent;color:#fff;border-color:#847087}
.btn-secondary:hover{border-color:var(--lime);color:var(--lime)}
.hero-note{margin-top:13px;color:#c7b9c8;font-size:12px}
.terminal{border:2px solid #79627b;background:#302137;padding:22px;border-radius:10px;box-shadow:var(--shadow-dark)}
.terminal-top{display:flex;justify-content:space-between;color:#d9c9d9;font-size:12px;border-bottom:1px solid #624b65;padding-bottom:12px;margin-bottom:15px}
.terminal-code{font-family:monospace;color:var(--lime);font-size:25px;line-height:1.5;overflow-wrap:anywhere}
.terminal-list{display:grid;gap:9px;margin-top:18px}
.terminal-row{display:flex;justify-content:space-between;gap:12px;border-top:1px dashed #5d485f;padding:8px 0;color:#bfb0c0;font-size:13px}
.terminal-row b{color:var(--lime);font-family:monospace}
.section{padding:48px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:24px}
.section-head h2{margin:0;font-size:clamp(25px,3vw,35px);line-height:1.3;letter-spacing:-.03em}
.section-head p{max-width:570px;margin:0;color:var(--muted);font-size:15px}
.guide-layout{display:grid;grid-template-columns:280px 1fr;gap:28px;align-items:start}
.guide-nav{position:sticky;top:108px;background:var(--white);border:2px solid var(--plum);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.guide-nav h3{font-size:17px;margin:0 0 12px}
.guide-nav a{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding:11px 4px;color:var(--muted);font-size:14px}
.guide-nav a:hover,.guide-nav a.active{color:var(--plum);font-weight:800}
.guide-nav a span{color:var(--plum-2);font-family:monospace}
.steps{display:grid;gap:16px}
.step{display:grid;grid-template-columns:72px 1fr auto;gap:18px;align-items:center;background:var(--white);border:2px solid var(--line);border-radius:12px;padding:21px 24px;transition:.2s}
.step:hover{border-color:var(--plum);transform:translateX(3px);box-shadow:var(--shadow)}
.step-no{width:48px;height:48px;display:grid;place-items:center;background:var(--plum);color:var(--lime);font:800 18px monospace;border-radius:7px}
.step h3{margin:0 0 4px;font-size:19px}
.step p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.arrow{color:var(--plum);font-size:23px}
.tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.tag{display:inline-flex;align-items:center;min-height:32px;padding:4px 11px;border:1px solid var(--line-dark);border-radius:20px;color:var(--plum);font-size:13px;background:#f7f0e8;transition:.2s}
.tag:hover,.tag.selected{background:var(--lime);border-color:var(--lime-dark);color:#293313}
.feature-band{background:var(--paper-2);border-top:2px solid var(--line);border-bottom:2px solid var(--line)}
.feature-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:28px;align-items:stretch}
.main-panel{background:var(--white);border:2px solid var(--plum);border-radius:15px;padding:30px;box-shadow:var(--shadow)}
.main-panel h2{font-size:30px;line-height:1.35;margin-bottom:12px}
.main-panel p{color:var(--muted);max-width:700px}
.index-line{display:flex;align-items:center;gap:14px;margin:23px 0}
.index-line b{font:800 13px monospace;color:var(--plum)}
.index-line i{height:8px;flex:1;background:#ded4cc;position:relative}
.index-line i:after{content:"";display:block;width:72%;height:100%;background:var(--lime-dark)}
.side-stack{display:grid;gap:16px}
.info-box{background:var(--night);color:#eee2ec;border-radius:12px;padding:22px;border:2px solid #614b65}
.info-box.alt{background:#e7edd2;color:var(--ink);border-color:#a9b86b}
.info-box h3{font-size:18px;margin-bottom:7px}
.info-box p{font-size:14px;color:inherit;opacity:.82;margin:0}
.compare-strip{display:grid;grid-template-columns:1fr 70px 1fr;gap:15px;align-items:stretch}
.compare{padding:25px;border:2px solid var(--line);border-radius:13px;background:var(--white)}
.compare.good{background:#eef1dd;border-color:#9cae5a}
.compare h3{font-size:21px;margin-bottom:7px}
.compare p{font-size:14px;color:var(--muted);margin-bottom:14px}
.compare ul{padding:0;margin:0;list-style:none;display:grid;gap:9px}
.compare li{border-top:1px solid var(--line);padding-top:8px;font-size:14px}
.compare li:before{content:"—";color:var(--plum);font-weight:bold;margin-right:8px}
.compare.good li:before{content:"✓";color:var(--lime-dark)}
.vs{display:grid;place-items:center;background:var(--plum);color:var(--lime);border-radius:8px;font:800 14px monospace}
.faq{max-width:850px;margin:auto}
details{background:var(--white);border:2px solid var(--line);border-radius:10px;margin-bottom:10px;padding:0 20px;transition:.2s}
details:hover,details[open]{border-color:var(--plum)}
summary{cursor:pointer;list-style:none;padding:17px 2px;font-weight:800;display:flex;justify-content:space-between;gap:20px}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";color:var(--plum);font-size:22px;line-height:1}
details[open] summary:after{content:"−";color:var(--lime-dark)}
details p{border-top:1px solid var(--line);padding:14px 2px 17px;margin:0;color:var(--muted);font-size:14px}
.cta{background:var(--night);color:var(--white);border:2px solid #604963;border-radius:17px;padding:36px;box-shadow:var(--shadow-dark)}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:center}
.cta h2{font-size:32px;line-height:1.35;margin-bottom:10px}
.cta p{color:#d4c6d4;font-size:14px}
.form{display:grid;gap:12px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
label{display:grid;gap:5px;color:#e7dce6;font-size:13px;font-weight:700}
input,select,textarea{width:100%;border:2px solid #806b80;border-radius:7px;background:#fffaf6;color:var(--ink);padding:10px 12px;min-height:44px}
textarea{min-height:92px;resize:vertical}
input:hover,select:hover,textarea:hover{border-color:var(--lime)}
.form small{color:#bcaebc;font-size:12px}
.footer{background:#1d1522;color:#e7dce6;border-top:2px solid #604963;padding:42px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:35px}
.footer .brand{margin-bottom:12px}
.footer p{color:#b9aab9;font-size:13px}
.footer h3{font-size:14px;color:var(--lime);margin:0 0 12px}
.footer-links{display:grid;gap:7px;font-size:13px;color:#c9bbc9}
.footer-links a:hover{color:var(--lime)}
.copyright{display:flex;justify-content:space-between;gap:15px;border-top:1px solid #4b394e;margin-top:30px;padding-top:16px;color:#998b9a;font-size:12px}
@media(max-width:900px){
 .nav{grid-template-columns:1fr auto;gap:12px;padding:12px 0}
 .nav .search{grid-column:1/-1;grid-row:2}
 .nav-links{display:none;grid-column:1/-1;grid-row:3;justify-content:flex-start;flex-wrap:wrap}
 .nav-links.open{display:flex}
 .menu-toggle{display:block}
 .hero-grid,.feature-grid,.cta-grid{grid-template-columns:1fr}
 .guide-layout{grid-template-columns:1fr}
 .guide-nav{position:static}
}
@media(max-width:600px){
 .container{width:min(calc(100% - 28px),var(--container))}
 .hero{padding:28px 0 20px}
 .hero-stage{padding:26px 20px}
 h1{font-size:36px}
 .section{padding:34px 0}
 .section-head{display:block}
 .section-head p{margin-top:10px}
 .step{grid-template-columns:52px 1fr;padding:17px}
 .step-no{width:42px;height:42px}
 .arrow{display:none}
 .compare-strip{grid-template-columns:1fr}
 .vs{min-height:38px}
 .form-row{grid-template-columns:1fr}
 .cta{padding:25px 19px}
 .cta h2{font-size:26px}
 .footer-grid{grid-template-columns:1fr;gap:22px}
 .copyright{display:block}
 .copyright span{display:block;margin-top:5px}
}

/* roulang page: category1 */
:root{
  --paper:#f3eee5;
  --paper-2:#e9e0d4;
  --ink:#241b28;
  --muted:#746977;
  --plum:#4a244d;
  --plum-2:#6d396c;
  --night:#241a2b;
  --lime:#b9d64b;
  --lime-dark:#8ca52c;
  --amber:#e7a843;
  --line:#cfc0c5;
  --line-dark:#5f4a60;
  --white:#fffaf3;
  --danger:#b75245;
  --success:#657d20;
  --shadow:5px 5px 0 rgba(74,36,77,.18);
  --shadow-dark:5px 5px 0 rgba(0,0,0,.28);
  --radius:14px;
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  opacity:.22;
  background-image:
    linear-gradient(rgba(74,36,77,.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(74,36,77,.08) 1px,transparent 1px);
  background-size:18px 18px;
  mask-image:linear-gradient(to bottom,#000,transparent 80%);
  z-index:-1;
}
h1,h2,h3,p,ul,ol{margin-top:0}
h1,h2,h3{letter-spacing:0}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button,input,select,textarea{border-radius:0}
button:disabled,input:disabled{
  cursor:not-allowed;
  opacity:.55;
}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid var(--lime);
  outline-offset:3px;
}
::selection{background:var(--lime);color:var(--night)}
.container{width:min(calc(100% - 40px),var(--container));margin:auto}
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(36,26,43,.97);
  border-bottom:2px solid #6e546c;
  box-shadow:0 3px 0 rgba(0,0,0,.15);
}
.nav{
  min-height:82px;
  display:grid;
  grid-template-columns:minmax(235px,1fr) minmax(330px,1.45fr) auto;
  align-items:center;
  gap:22px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  min-width:0;
  color:var(--white);
  font-size:17px;
  font-weight:800;
  line-height:1.35;
  overflow-wrap:anywhere;
}
.brand-mark{
  display:grid;
  grid-template-columns:repeat(3,6px);
  gap:2px;
  width:22px;
  flex:none;
}
.brand-mark i{
  width:6px;
  height:6px;
  background:var(--lime);
  display:block;
}
.brand-mark i:nth-child(2),
.brand-mark i:nth-child(4),
.brand-mark i:nth-child(8){background:var(--amber)}
.search{
  height:45px;
  background:#fffaf6;
  border:2px solid #6f5b70;
  border-radius:9px;
  display:flex;
  align-items:center;
  padding:0 8px 0 15px;
  transition:border-color .2s,box-shadow .2s;
}
.search:focus-within{
  border-color:var(--lime);
  box-shadow:0 0 0 3px rgba(185,214,75,.18);
}
.search svg{
  width:19px;
  height:19px;
  fill:none;
  stroke:var(--plum);
  stroke-width:2.5;
  flex:none;
}
.search input{
  border:0;
  outline:0;
  background:transparent;
  min-width:0;
  flex:1;
  padding:7px 10px;
  color:var(--ink);
}
.search input::placeholder{color:#887d87}
.search button{
  border:0;
  background:var(--plum);
  color:#fff;
  border-radius:6px;
  padding:5px 11px;
  font-size:13px;
  font-weight:700;
  transition:background .2s,transform .2s;
}
.search button:hover{background:var(--plum-2)}
.search button:active{transform:translateY(1px)}
.nav-links{
  display:flex;
  align-items:center;
  gap:7px;
  white-space:nowrap;
}
.nav-links a{
  color:#e9dfeb;
  font-size:14px;
  font-weight:700;
  padding:8px 9px;
  border-radius:6px;
  border:1px solid transparent;
  transition:color .2s,border-color .2s,background .2s;
}
.nav-links a:hover,
.nav-links a.active{
  color:var(--lime);
  border-color:#655167;
  background:#302338;
}
.menu-toggle{
  display:none;
  min-width:44px;
  min-height:44px;
  background:transparent;
  border:1px solid #79647a;
  color:#fff;
  border-radius:6px;
  padding:8px 10px;
}
.menu-toggle:hover{border-color:var(--lime);color:var(--lime)}
.breadcrumb{
  padding:22px 0 0;
  color:var(--muted);
  font-size:13px;
}
.breadcrumb ol{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  list-style:none;
  margin:0;
  padding:0;
}
.breadcrumb li+li::before{content:"/";margin-right:8px;color:#a0919d}
.breadcrumb a:hover{color:var(--plum)}
.hero{padding:24px 0 34px}
.hero-stage{
  position:relative;
  overflow:hidden;
  background:var(--night);
  color:var(--white);
  border:2px solid #4f3955;
  border-radius:18px;
  box-shadow:var(--shadow-dark);
  padding:clamp(28px,5vw,54px);
}
.hero-stage::after{
  content:"";
  position:absolute;
  inset:0;
  opacity:.2;
  pointer-events:none;
  background:repeating-linear-gradient(0deg,transparent 0 4px,rgba(255,255,255,.09) 5px 6px);
}
.hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(270px,.75fr);
  gap:42px;
  align-items:center;
}
.eyebrow,.kicker{
  display:inline-flex;
  align-items:center;
  gap:18px;
  margin:0 0 14px;
  color:var(--lime);
  font-size:12px;
  font-weight:800;
}
.eyebrow::before,.kicker::before{
  content:"";
  width:8px;
  height:8px;
  background:var(--lime);
  box-shadow:10px 0 var(--amber);
}
.hero h1{
  max-width:800px;
  margin:0 0 18px;
  font-size:clamp(34px,5.2vw,64px);
  line-height:1.2;
  font-weight:900;
  overflow-wrap:anywhere;
}
.hero-copy{
  max-width:760px;
  color:#ddd1dc;
  font-size:17px;
  line-height:1.95;
  margin-bottom:25px;
}
.hero-search{
  display:flex;
  max-width:680px;
  padding:6px;
  background:#fffaf6;
  border:2px solid #765e78;
  border-radius:9px;
}
.hero-search:focus-within{
  border-color:var(--lime);
  box-shadow:0 0 0 4px rgba(185,214,75,.14);
}
.hero-search input{
  min-width:0;
  flex:1;
  border:0;
  outline:0;
  color:var(--ink);
  background:transparent;
  padding:10px 12px;
}
.hero-search button{
  border:2px solid #d8ef80;
  border-radius:6px;
  background:var(--lime);
  color:#25300f;
  padding:9px 18px;
  font-weight:800;
  transition:background .2s,transform .2s;
}
.hero-search button:hover{background:#cbe66b}
.hero-search button:active{transform:translateY(1px)}
.hero-panel{
  border:1px solid #665069;
  background:#2d2034;
  box-shadow:5px 5px 0 rgba(0,0,0,.24);
  padding:20px;
  border-radius:10px;
}
.panel-status{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:13px;
  margin-bottom:7px;
  border-bottom:1px dashed #68536b;
  color:#d7c9d8;
  font-size:12px;
}
.status-dot{
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.status-dot::before{
  content:"";
  width:8px;
  height:8px;
  background:var(--lime);
  box-shadow:0 0 0 3px rgba(185,214,75,.12);
}
.terminal-row{
  display:flex;
  justify-content:space-between;
  gap:12px;
  border-bottom:1px dashed #5d485f;
  padding:11px 0;
  color:#bfb0c0;
  font-size:13px;
}
.terminal-row:last-child{border-bottom:0}
.terminal-row b{
  color:var(--lime);
  font-family:Consolas,Monaco,monospace;
}
.filter-strip{
  position:relative;
  z-index:2;
  margin-top:24px;
  display:flex;
  flex-wrap:wrap;
  gap:9px;
}
.filter-chip{
  min-height:40px;
  border:1px solid #79627c;
  background:#302338;
  color:#e7dce8;
  border-radius:6px;
  padding:8px 13px;
  font-size:13px;
  font-weight:700;
  transition:color .2s,border-color .2s,background .2s,transform .2s;
}
.filter-chip:hover,.filter-chip.active{
  color:var(--night);
  border-color:var(--lime);
  background:var(--lime);
  transform:translateY(-1px);
}
.section{
  padding:50px 0;
  scroll-margin-top:100px;
}
.section.alt{
  background:rgba(233,224,212,.68);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section-head{
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:25px;
  margin-bottom:25px;
}
.section-head h2{
  margin:0;
  font-size:clamp(26px,3vw,36px);
  line-height:1.32;
}
.section-head p{
  max-width:600px;
  margin:0;
  color:var(--muted);
  font-size:15px;
}
.badge{
  display:inline-flex;
  align-items:center;
  min-height:27px;
  border:1px solid var(--line);
  border-radius:5px;
  padding:3px 8px;
  color:var(--plum);
  background:#f5ede6;
  font-size:12px;
  font-weight:800;
}
.badge.lime{background:#e6edc9;border-color:#abbc64;color:#4c5a1e}
.badge.amber{background:#f5e2bf;border-color:#d6a963;color:#6b4915}
.index-layout{
  display:grid;
  grid-template-columns:270px minmax(0,1fr);
  gap:28px;
  align-items:start;
}
.index-sidebar{
  position:sticky;
  top:108px;
  padding:21px;
  border:2px solid var(--plum);
  background:var(--white);
  border-radius:10px;
  box-shadow:var(--shadow);
}
.index-sidebar h3{margin-bottom:4px;font-size:18px}
.index-sidebar>p{color:var(--muted);font-size:13px;margin-bottom:16px}
.index-menu{display:grid;gap:8px}
.index-menu button{
  width:100%;
  min-height:44px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  text-align:left;
  border:1px solid var(--line);
  background:var(--paper);
  color:var(--ink);
  border-radius:6px;
  padding:9px 11px;
  font-weight:700;
  transition:background .2s,border-color .2s,transform .2s;
}
.index-menu button:hover,
.index-menu button.active{
  background:#e7edd2;
  border-color:var(--lime-dark);
  transform:translateX(2px);
}
.index-menu span{
  color:var(--muted);
  font-family:Consolas,monospace;
  font-size:12px;
}
.index-results{display:grid;gap:17px}
.index-item{
  display:grid;
  grid-template-columns:74px minmax(0,1fr) auto;
  gap:21px;
  align-items:center;
  padding:22px;
  border:2px solid var(--line);
  border-radius:10px;
  background:var(--white);
  transition:transform .2s,border-color .2s,box-shadow .2s;
}
.index-item:hover{
  transform:translate(-2px,-2px);
  border-color:var(--plum);
  box-shadow:4px 4px 0 rgba(74,36,77,.14);
}
.index-item[hidden]{display:none}
.item-number{
  display:grid;
  place-items:center;
  width:64px;
  height:64px;
  background:var(--night);
  border:2px solid #6c5570;
  color:var(--lime);
  border-radius:7px;
  font:800 18px/1 Consolas,monospace;
  box-shadow:4px 4px 0 rgba(74,36,77,.17);
}
.item-copy h3{font-size:20px;line-height:1.45;margin:0 0 7px}
.item-copy p{color:var(--muted);font-size:14px;line-height:1.75;margin:0 0 12px}
.item-meta{display:flex;flex-wrap:wrap;gap:7px}
.item-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:7px;
  min-height:42px;
  border:2px solid var(--plum);
  border-radius:6px;
  padding:8px 13px;
  color:var(--plum);
  font-size:13px;
  font-weight:800;
  white-space:nowrap;
  transition:background .2s,color .2s,transform .2s,box-shadow .2s;
}
.item-link:hover{
  background:var(--plum);
  color:#fff;
  transform:translate(-2px,-2px);
  box-shadow:3px 3px 0 rgba(74,36,77,.2);
}
.item-link:active{transform:translate(1px,1px);box-shadow:none}
.empty-state{
  display:none;
  padding:28px;
  border:2px dashed var(--line-dark);
  border-radius:10px;
  text-align:center;
  background:var(--white);
}
.empty-state.show{display:block}
.empty-state h3{margin-bottom:5px}
.empty-state p{color:var(--muted);margin-bottom:0}
.feature-band{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:22px;
}
.feature-main{
  min-height:310px;
  padding:32px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  border:2px solid var(--plum);
  border-radius:var(--radius);
  background:var(--white);
  box-shadow:var(--shadow);
}
.feature-main h2{
  max-width:650px;
  font-size:clamp(27px,3.6vw,42px);
  line-height:1.35;
  margin:12px 0;
}
.feature-main p{
  max-width:690px;
  color:var(--muted);
}
.feature-points{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
  margin-top:22px;
}
.feature-point{
  border-top:3px solid var(--plum);
  padding-top:10px;
}
.feature-point b{display:block;font-size:14px}
.feature-point span{color:var(--muted);font-size:12px}
.feature-side{display:grid;gap:14px}
.mini-panel{
  padding:21px;
  border:2px solid var(--line);
  background:#eee4d9;
  border-radius:9px;
}
.mini-panel:nth-child(2){background:#e7edd2}
.mini-panel h3{margin:8px 0 6px;font-size:18px}
.mini-panel p{margin:0;color:#5d515f;font-size:13px}
.process{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  counter-reset:step;
}
.process-step{
  position:relative;
  padding:24px 22px;
  border-top:2px solid var(--plum);
  border-bottom:2px solid var(--plum);
  border-left:1px solid var(--line);
  background:var(--white);
  counter-increment:step;
}
.process-step:first-child{
  border-left:2px solid var(--plum);
  border-radius:10px 0 0 10px;
}
.process-step:last-child{
  border-right:2px solid var(--plum);
  border-radius:0 10px 10px 0;
}
.process-step::before{
  content:"0" counter(step);
  display:inline-block;
  margin-bottom:15px;
  color:var(--plum);
  font:900 17px/1 Consolas,monospace;
}
.process-step::after{
  content:"";
  position:absolute;
  top:30px;
  right:-5px;
  z-index:2;
  width:8px;
  height:8px;
  background:var(--amber);
}
.process-step:last-child::after{display:none}
.process-step h3{font-size:17px;margin-bottom:7px}
.process-step p{font-size:13px;color:var(--muted);margin:0}
.faq-list{
  max-width:920px;
  margin:auto;
  display:grid;
  gap:10px;
}
.faq-item{
  border:2px solid var(--line);
  border-radius:9px;
  background:var(--white);
  overflow:hidden;
  transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:#aa98a5}
.faq-item.open{
  border-color:var(--plum);
  box-shadow:4px 4px 0 rgba(74,36,77,.12);
}
.faq-question{
  width:100%;
  min-height:58px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  border:0;
  background:transparent;
  color:var(--ink);
  padding:15px 18px;
  text-align:left;
  font-weight:800;
}
.faq-question::after{
  content:"+";
  width:25px;
  height:25px;
  display:grid;
  place-items:center;
  flex:none;
  border:1px solid var(--line-dark);
  border-radius:4px;
  color:var(--plum);
  font:800 19px/1 Arial,sans-serif;
}
.faq-item.open .faq-question::after{content:"−";background:var(--plum);color:#fff}
.faq-answer{
  display:none;
  padding:0 18px 18px;
  color:var(--muted);
  font-size:14px;
}
.faq-answer p{margin:0}
.faq-item.open .faq-answer{display:block}
.cta{
  padding:60px 0;
  scroll-margin-top:100px;
}
.cta-shell{
  display:grid;
  grid-template-columns:.82fr 1.18fr;
  gap:40px;
  padding:clamp(28px,5vw,52px);
  background:var(--night);
  color:var(--white);
  border:2px solid #5f4862;
  border-radius:16px;
  box-shadow:var(--shadow-dark);
}
.cta-copy h2{
  font-size:clamp(28px,3.6vw,42px);
  line-height:1.35;
  margin-bottom:15px;
}
.cta-copy>p{color:#d2c4d3;margin-bottom:24px}
.scope-list{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:10px;
}
.scope-list li{
  display:flex;
  gap:10px;
  padding:9px 0;
  border-top:1px dashed #604b62;
  color:#d9ccda;
  font-size:14px;
}
.scope-list li::before{content:"■";color:var(--lime);font-size:9px}
.contact-form{
  padding:24px;
  border:1px solid #6e586f;
  border-radius:10px;
  background:#302338;
}
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:15px;
}
.form-group{display:grid;gap:6px}
.form-group.full{grid-column:1/-1}
.form-group label{font-size:13px;font-weight:800;color:#f0e7ef}
.form-group input,
.form-group select,
.form-group textarea{
  width:100%;
  min-height:46px;
  border:2px solid #756177;
  border-radius:6px;
  background:#fffaf6;
  color:var(--ink);
  padding:10px 12px;
  outline:0;
  transition:border-color .2s,box-shadow .2s;
}
.form-group textarea{min-height:116px;resize:vertical}
.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover{border-color:#9a849b}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{
  border-color:var(--lime);
  box-shadow:0 0 0 3px rgba(185,214,75,.16);
}
.form-group input[aria-invalid="true"],
.form-group textarea[aria-invalid="true"]{border-color:var(--danger)}
.form-hint{margin:0;color:#c7b8c8;font-size:12px}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  border:2px solid transparent;
  border-radius:7px;
  padding:10px 17px;
  font-size:14px;
  font-weight:800;
  transition:transform .18s,box-shadow .18s,background .18s,border-color .18s;
}
.btn:hover{
  transform:translate(-2px,-2px);
  box-shadow:4px 4px 0 rgba(0,0,0,.3);
}
.btn:active{transform:translate(1px,1px);box-shadow:none}
.btn-primary{background:var(--lime);color:#22300f;border-color:#d8ef80}
.btn-primary:hover{background:#cbe669}
.form-action{
  display:flex;
  align-items:center;
  gap:13px;
  margin-top:17px;
}
.form-status{margin:0;color:var(--lime);font-size:13px}
.footer{
  padding:45px 0 20px;
  background:var(--night);
  color:#d5c8d6;
  border-top:2px solid #655068;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr .75fr .75fr;
  gap:42px;
  padding-bottom:30px;
}
.footer .brand{margin-bottom:10px}
.footer p{margin:0;color:#a999aa;font-size:14px}
.footer h3{
  margin:0 0 11px;
  color:var(--white);
  font-size:14px;
}
.footer-links{display:grid;gap:7px}
.footer-links a{
  width:max-content;
  max-width:100%;
  color:#bfaec0;
  font-size:13px;
  border-bottom:1px solid transparent;
  transition:color .2s,border-color .2s;
}
.footer-links a:hover{color:var(--lime);border-color:var(--lime)}
.copyright{
  display:flex;
  justify-content:space-between;
  gap:20px;
  padding-top:18px;
  border-top:1px solid #503d53;
  color:#958596;
  font-size:12px;
}
@media (max-width:1024px){
  .nav{
    grid-template-columns:minmax(220px,.9fr) minmax(280px,1.25fr) auto;
    gap:13px;
  }
  .brand{font-size:15px}
  .nav-links{gap:2px}
  .nav-links a{padding:7px 6px;font-size:13px}
  .hero-grid{grid-template-columns:1fr .72fr;gap:25px}
  .index-layout{grid-template-columns:225px minmax(0,1fr);gap:20px}
  .index-item{grid-template-columns:62px minmax(0,1fr);gap:16px}
  .index-item .item-link{grid-column:2}
  .item-number{width:56px;height:56px}
  .process{grid-template-columns:1fr 1fr}
  .process-step:nth-child(2){
    border-right:2px solid var(--plum);
    border-radius:0 10px 10px 0;
  }
  .process-step:nth-child(3){
    border-left:2px solid var(--plum);
    border-radius:10px 0 0 10px;
  }
  .process-step:nth-child(2)::after{display:none}
  .feature-points{grid-template-columns:1fr}
}
@media (max-width:768px){
  .container{width:min(calc(100% - 28px),var(--container))}
  .site-header{position:relative}
  .nav{
    min-height:auto;
    grid-template-columns:1fr auto;
    padding:13px 0;
  }
  .nav>.search{
    grid-column:1/-1;
    grid-row:2;
    width:100%;
  }
  .menu-toggle{display:block}
  .nav-links{
    display:none;
    grid-column:1/-1;
    grid-row:3;
    width:100%;
    padding-top:6px;
    flex-wrap:wrap;
  }
  .nav-links.open{display:flex}
  .nav-links a{
    flex:1;
    min-width:96px;
    text-align:center;
    border-color:#5d495f;
  }
  .hero{padding-top:17px}
  .hero-grid{grid-template-columns:1fr}
  .hero-stage{padding:28px 22px}
  .hero h1{font-size:36px}
  .hero-panel{display:none}
  .filter-strip{
    flex-wrap:nowrap;
    overflow-x:auto;
    padding-bottom:7px;
    scrollbar-width:thin;
  }
  .filter-chip{white-space:nowrap}
  .section{padding:39px 0}
  .section-head{align-items:start;flex-direction:column;gap:9px}
  .index-layout{grid-template-columns:1fr}
  .index-sidebar{
    position:static;
    padding:16px;
    box-shadow:3px 3px 0 rgba(74,36,77,.15);
  }
  .index-menu{
    display:flex;
    overflow-x:auto;
    padding-bottom:5px;
  }
  .index-menu button{
    width:auto;
    flex:none;
    gap:18px;
    white-space:nowrap;
  }
  .index-item{grid-template-columns:58px minmax(0,1fr);padding:18px}
  .feature-band{grid-template-columns:1fr}
  .feature-main{min-height:auto}
  .process{grid-template-columns:1fr}
  .process-step,
  .process-step:first-child,
  .process-step:last-child,
  .process-step:nth-child(2),
  .process-step:nth-child(3){
    border:2px solid var(--plum);
    border-bottom:0;
    border-radius:0;
  }
  .process-step:first-child{border-radius:10px 10px 0 0}
  .process-step:last-child{border-bottom:2px solid var(--plum);border-radius:0 0 10px 10px}
  .process-step::after{display:none}
  .cta-shell{grid-template-columns:1fr;gap:25px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid>div:first-child{grid-column:1/-1}
}
@media (max-width:520px){
  body{font-size:15px}
  .container{width:min(calc(100% - 22px),var(--container))}
  .brand{font-size:13px}
  .brand-mark{grid-template-columns:repeat(3,5px);width:19px}
  .brand-mark i{width:5px;height:5px}
  .hero h1{font-size:31px;line-height:1.3}
  .hero-copy{font-size:15px}
  .hero-search{display:grid}
  .hero-search button{min-height:44px}
  .index-item{grid-template-columns:1fr}
  .item-number{width:49px;height:40px}
  .index-item .item-link{grid-column:1;width:100%}
  .feature-main{padding:23px}
  .form-grid{grid-template-columns:1fr}
  .form-group.full{grid-column:auto}
  .form-action{align-items:stretch;flex-direction:column}
  .form-action .btn{width:100%}
  .contact-form{padding:17px}
  .footer-grid{grid-template-columns:1fr;gap:25px}
  .footer-grid>div:first-child{grid-column:auto}
  .copyright{flex-direction:column;gap:5px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important}
}