/* Xyzen Engineers site - Red & White, Night default */
:root{--bg:#121214;--panel:#1c1c1f;--panel2:#232327;--line:#2c2c31;--text:#f3f3f4;--muted:#a6a6ad;--red:#E0314D;--red2:#C8202F}
:root[data-theme="day"]{--bg:#f6f6f7;--panel:#fff;--panel2:#f0f0f2;--line:#e3e3e6;--text:#18181b;--muted:#5d5d66}
*{box-sizing:border-box}html,body{margin:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;line-height:1.55;overflow-x:hidden}
a{color:var(--red)}
img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}

/* header */
header.site{background:var(--panel);border-bottom:3px solid var(--red2);position:sticky;top:0;z-index:20}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px}
.top .brand img{height:48px;width:auto;display:block}@media(max-width:820px){.top .brand img{height:42px}}
.top .brand img.logo-day{display:none}:root[data-theme="day"] .top .brand img.logo-night{display:none}:root[data-theme="day"] .top .brand img.logo-day{display:block}
nav.main{display:flex;gap:18px;align-items:center}
nav.main a{color:var(--text);text-decoration:none;font-weight:600;font-size:14px;padding:4px 0;border-bottom:2px solid transparent}
nav.main a:hover,nav.main a[aria-current="page"]{color:var(--red);border-bottom-color:var(--red)}
nav.main a.free{color:var(--red)}
.toggle,.menu{background:transparent;border:1px solid var(--line);color:var(--text);border-radius:8px;padding:5px 10px;font:inherit;font-size:13px;cursor:pointer}
.menu{display:none;font-size:18px;line-height:1;padding:6px 10px}
@media(max-width:820px){
  .menu{display:block}
  nav.main{display:none;position:absolute;left:0;right:0;top:100%;background:var(--panel);border-bottom:3px solid var(--red2);flex-direction:column;align-items:stretch;gap:0;padding:6px 16px 14px}
  nav.main.open{display:flex}
  nav.main a{padding:11px 0;border-bottom:1px solid var(--line);font-size:16px}
  nav.main .toggle{margin-top:12px;align-self:flex-start}
}

/* type + layout */
.hero{padding:56px 0 40px;text-align:center}
.hero.small{padding:40px 0 18px}
.hero h1{font-size:clamp(28px,5vw,46px);line-height:1.15;margin:0 0 14px}
.hero h1 span{color:var(--red)}
.hero p{color:var(--muted);font-size:18px;max-width:720px;margin:0 auto 26px}
.hero.small p{margin-bottom:10px}
.hero2{display:grid;gap:34px;align-items:center;max-width:1240px}
@media(min-width:980px){.hero2{grid-template-columns:1fr 1.15fr;text-align:left}.hero2 .btns{justify-content:flex-start}.hero2 p{margin-left:0}}
.laptop{display:block;max-width:680px;width:100%;margin:0 auto;padding:0 5%;text-decoration:none}
.laptop .screen{background:#0b0b0d;border:10px solid #2a2a2e;border-bottom-width:14px;border-radius:14px 14px 4px 4px;overflow:hidden;box-shadow:0 20px 50px rgba(200,32,47,.18)}
.laptop .bar{display:flex;align-items:center;gap:6px;background:#1a1a1d;padding:6px 10px;font-size:11px;color:#a6a6ad}
.laptop .bar i{width:8px;height:8px;border-radius:50%;background:#3a3a40}.laptop .bar i:first-child{background:var(--red)}
.laptop .bar span{margin-left:8px;font-weight:600}
.laptop img{display:block;width:100%;height:auto}
.laptop .base{height:12px;margin:0 -5%;background:linear-gradient(#3a3a40,#1f1f23);border-radius:0 0 14px 14px}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:10px}.crumbs a{color:var(--muted)}
section{padding:44px 0;border-top:1px solid var(--line)}
section.first{border-top:0;padding-top:10px}
h2{font-size:clamp(22px,3.5vw,30px);margin:0 0 6px}
.lead{color:var(--muted);margin:0 0 24px}
.btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btns.left{justify-content:flex-start}
.btn{display:inline-block;padding:12px 20px;border-radius:10px;font-weight:700;text-decoration:none;border:2px solid var(--red2);text-align:center}
.btn.primary{background:var(--red2);color:#fff}.btn.ghost{color:var(--text)}
.badge{display:inline-block;margin-top:18px;font-size:13px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:6px 14px}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.grid.two{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
@media(max-width:380px){.grid.two{grid-template-columns:1fr}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:8px;min-width:0}
.card img.icon{width:44px;height:44px;border-radius:10px}
.card h3{margin:0;font-size:17px}
.card p{margin:0;color:var(--muted);font-size:14px}
.card .grow{flex:1}
.card ul{margin:0;padding-left:18px;color:var(--muted);font-size:14px}
a.card{text-decoration:none;color:var(--text);transition:border-color .15s}
a.card:hover{border-color:var(--red2)}
.price{font-weight:800;font-size:18px}.price small{font-weight:500;color:var(--muted);font-size:13px}
.more{font-weight:700;font-size:14px;text-decoration:none}
.tag{align-self:flex-start;background:var(--red2);color:#fff;font-weight:800;font-size:12px;border-radius:999px;padding:3px 10px;letter-spacing:.04em}
.callout{background:linear-gradient(135deg,rgba(200,32,47,.18),transparent);border:1px solid var(--red2);border-radius:14px;padding:16px 18px;margin-top:18px}
.callout h2{font-size:22px}
table{width:100%;border-collapse:collapse;background:var(--panel);border-radius:14px;overflow:hidden;border:1px solid var(--line)}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);font-size:15px;vertical-align:top}
th{font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
td.p{font-weight:800;white-space:nowrap}
.note{color:var(--muted);font-size:13px;margin-top:10px}
td .note{display:block;margin-top:2px}
.steps{counter-reset:s;display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));padding:0;list-style:none;margin:22px 0 0}
.steps li{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px;counter-increment:s}
.steps li::before{content:counter(s);display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--red2);color:#fff;font-weight:800;margin-bottom:8px}
.split{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:760px){.split{grid-template-columns:1.2fr 1fr}}
details.faq{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:10px}
details.faq summary{font-weight:700;cursor:pointer}
details.faq p{color:var(--muted);margin:8px 0 0}
.prog{display:grid;grid-template-columns:64px 1fr;gap:16px;align-items:start}
.prog img{width:64px;height:64px;border-radius:14px}
@media(max-width:640px){th:nth-child(3),td:nth-child(3){display:none}.prog{grid-template-columns:48px 1fr}.prog img{width:48px;height:48px}}

footer.site{padding:28px 0 40px;color:var(--muted);font-size:13px;border-top:1px solid var(--line)}
footer.site .cols{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));margin-bottom:20px}
footer.site h4{color:var(--text);margin:0 0 6px;font-size:14px}
footer.site .cols a{display:block;color:var(--muted);text-decoration:none;padding:2px 0}
footer.site .cols a:hover{color:var(--red)}
footer.site .legal{text-align:center;border-top:1px solid var(--line);padding-top:16px}