/* Rental SMM Billing - design system v1.0.2 */
*{box-sizing:border-box}html{scroll-behavior:smooth}
:root{--primary:#6d5dfc;--primary-soft:rgba(109,93,252,.12);--primary-soft2:rgba(109,93,252,.06);--primary-glow:rgba(109,93,252,.35);
--ink:#0f172a;--text:#334155;--muted:#64748b;--line:#e5e9f2;--bg:#f4f6fb;--card:#fff;--ok:#16a34a;--bad:#e11d48;--warn:#d97706;--info:#2563eb;--r:16px;
--sh1:0 1px 2px rgba(15,23,42,.04),0 1px 3px rgba(15,23,42,.05);--sh2:0 10px 30px -12px rgba(15,23,42,.18);--grad:linear-gradient(135deg,var(--primary),#8e7fff)}
body{margin:0;font:14px/1.6 Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3,h4{color:var(--ink);line-height:1.25;margin:0 0 .5em;letter-spacing:-.01em}img{max-width:100%}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}.muted{color:var(--muted)}.right{text-align:right}.center{text-align:center}.mt{margin-top:18px}
code,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px;background:#eef1f8;color:#1e293b;padding:2px 8px;border-radius:7px;word-break:break-all}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);font:600 13.5px Inter,sans-serif;cursor:pointer;text-decoration:none!important;transition:.15s;line-height:1.2;box-shadow:var(--sh1)}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px -8px rgba(15,23,42,.25)}
.btn-primary{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 8px 20px -8px var(--primary-glow)}
.btn-primary:hover{box-shadow:0 12px 26px -8px var(--primary-glow)}
.btn-dark{background:var(--ink);border-color:var(--ink);color:#fff}.btn-ok{background:linear-gradient(135deg,#16a34a,#22c55e);border-color:transparent;color:#fff}
.btn-danger{background:#fff;border-color:#fecdd3;color:var(--bad)}.btn-danger:hover{background:#fff1f2}
.btn-sm{padding:6px 12px;font-size:12.5px;border-radius:10px}.btn-block{display:flex;width:100%}.btn[disabled]{opacity:.5;pointer-events:none}

/* cards, grids, stats */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;margin-bottom:20px;box-shadow:var(--sh1)}
.card h3{font-size:15.5px}.card-h{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}.card-h h3{margin:0}
.grid{display:grid;gap:18px}.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1000px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;display:flex;gap:14px;align-items:center;box-shadow:var(--sh1);transition:.2s;min-width:0}
.stat:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.stat i{flex:none;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:19px;background:var(--primary-soft);color:var(--primary)}
.stat b{display:block;font-size:22px;line-height:1.15;color:var(--ink);font-weight:800;letter-spacing:-.02em;overflow-wrap:anywhere}.stat span{color:var(--muted);font-size:12.5px;font-weight:500}
.grid>.stat:nth-child(6n+2) i{background:#e0ecff;color:#2563eb}.grid>.stat:nth-child(6n+3) i{background:#dcfce7;color:#16a34a}
.grid>.stat:nth-child(6n+4) i{background:#fef3c7;color:#d97706}.grid>.stat:nth-child(6n+5) i{background:#ffe4e6;color:#e11d48}.grid>.stat:nth-child(6n+6) i{background:#cffafe;color:#0891b2}
.hello{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:22px;padding:24px 26px;border-radius:20px;color:#fff;background:linear-gradient(120deg,#0f1330,#1d2260 60%,var(--primary));position:relative;overflow:hidden}
.hello:after{content:"";position:absolute;right:-60px;top:-80px;width:260px;height:260px;border-radius:50%;background:rgba(255,255,255,.08)}
.hello h2{color:#fff;margin:0 0 4px;font-size:21px}.hello p{margin:0;color:#c9cffa}.hello-acts{display:flex;gap:8px;flex-wrap:wrap;position:relative;z-index:1}
.hello .btn{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.22);color:#fff;box-shadow:none}.hello .btn-primary{background:#fff;color:var(--primary);border-color:#fff}

/* badges, alerts */
.pill{display:inline-flex;align-items:center;gap:5px;padding:3px 11px;border-radius:99px;font-size:11.5px;font-weight:700;background:#eef1f8;color:#475569}
.pill:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.8}
.pill.ok{background:#dcfce7;color:#15803d}.pill.bad{background:#ffe4e6;color:#be123c}.pill.warn{background:#fef3c7;color:#b45309}.pill.info{background:#dbeafe;color:#1d4ed8}
.alert{padding:12px 16px;border-radius:12px;margin-bottom:16px;font-weight:500;display:flex;gap:10px;align-items:flex-start;border:1px solid transparent}
.alert.ok,.alert.success{background:#f0fdf4;color:#15803d;border-color:#bbf7d0}.alert.bad,.alert.danger{background:#fff1f2;color:#be123c;border-color:#fecdd3}
.alert.warning{background:#fffbeb;color:#b45309;border-color:#fde68a}.alert.info{background:#eff6ff;color:#1d4ed8;border-color:#bfdbfe}

/* tables */
.tbl-wrap{overflow-x:auto;border-radius:12px}table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);padding:11px 14px;background:#f8fafd;border-bottom:1px solid var(--line);white-space:nowrap;font-weight:700}
.tbl th:first-child{border-radius:10px 0 0 10px}.tbl th:last-child{border-radius:0 10px 10px 0}
.tbl td{padding:14px;border-bottom:1px solid #eef1f7;vertical-align:middle}.tbl tr:last-child td{border-bottom:0}.tbl tr:hover td{background:#fafbff}
.tbl .acts{white-space:nowrap;text-align:right}.tbl .acts form{display:inline}.tbl .acts .btn{margin-left:3px}
.empty{padding:34px 20px;text-align:center;color:var(--muted)}

/* forms */
label{display:block;font-weight:600;font-size:12.5px;margin:0 0 6px;color:var(--ink)}.f{margin-bottom:16px}.hint{font-size:12px;color:var(--muted);margin-top:5px}
input:not([type=checkbox]):not([type=radio]):not([type=file]):not([type=color]):not([type=hidden]),select,textarea{width:100%;padding:11px 14px;border:1.5px solid #dde2ee;border-radius:12px;font:14px Inter,sans-serif;background:#fff;color:var(--ink);transition:.15s}
input[type=file]{width:100%;padding:10px;border:1.5px dashed #c9d0e3;border-radius:12px;background:#fafbff;font:13px Inter,sans-serif}
input[type=color]{width:100%;height:44px;padding:3px;border:1.5px solid #dde2ee;border-radius:12px;background:#fff}
input:disabled{background:#f3f5fa;color:var(--muted)}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}
textarea{min-height:96px;resize:vertical}.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.row4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:760px){.row2,.row3,.row4{grid-template-columns:1fr;gap:0}}
.chk{display:flex;gap:9px;align-items:center;font-weight:500;margin:8px 0;color:var(--text);cursor:pointer}.chk input{width:17px;height:17px;accent-color:var(--primary)}
input[type=checkbox],input[type=radio]{accent-color:var(--primary)}
.sw{position:relative;display:inline-block;width:46px;height:26px;flex:none}.sw input{opacity:0;width:0;height:0}.sw span{position:absolute;inset:0;background:#cbd5e1;border-radius:26px;transition:.2s;cursor:pointer}
.sw span:before{content:"";position:absolute;height:20px;width:20px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.25)}.sw input:checked+span{background:var(--ok)}.sw input:checked+span:before{transform:translateX(20px)}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}.filters input,.filters select{width:auto;min-width:150px;padding:9px 13px}
.tabs{display:flex;gap:4px;margin-bottom:20px;overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:14px;padding:5px;width:max-content;max-width:100%}
.tabs a{padding:8px 16px;font-weight:600;color:var(--muted);border-radius:10px;white-space:nowrap;text-decoration:none!important}.tabs a:hover{color:var(--ink)}.tabs a.on{color:#fff;background:var(--grad);box-shadow:0 6px 16px -8px var(--primary-glow)}
.pager{display:flex;gap:5px;margin-top:16px;flex-wrap:wrap}.pager a{padding:6px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-weight:600}.pager a.on{background:var(--primary);color:#fff;border-color:var(--primary)}
.kv{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:11px 0;border-bottom:1px dashed var(--line)}.kv:last-child{border-bottom:0}.kv>span:first-child{color:var(--muted)}.kv.total{border:0;font-size:17px;font-weight:800;padding-top:14px;color:var(--ink)}

/* app shell (admin + client) */
.shell{display:flex;min-height:100vh}
.side{width:262px;background:linear-gradient(180deg,#0c1024 0%,#12183a 100%);color:#aab3d0;padding:18px 14px;position:sticky;top:0;height:100vh;overflow-y:auto;flex-shrink:0;display:flex;flex-direction:column}
.side::-webkit-scrollbar{width:6px}.side::-webkit-scrollbar-thumb{background:#2a3157;border-radius:6px}
.side-logo{display:flex;align-items:center;gap:10px;font:800 17px Inter;color:#fff;padding:6px 10px 18px;text-decoration:none!important}.side-logo .logo-mark{box-shadow:0 8px 18px -6px var(--primary-glow)}
.side-logo small{margin-left:auto;background:rgba(255,255,255,.12);color:#fff;font-size:9.5px;padding:3px 8px;border-radius:6px;letter-spacing:.08em}
.side nav{flex:1}.side nav a{display:flex;align-items:center;gap:12px;padding:9px 12px;border-radius:11px;color:#aab3d0;font-weight:500;margin-bottom:2px;text-decoration:none!important;position:relative;transition:.15s}
.side nav a i{width:18px;text-align:center;font-size:14px;opacity:.9}.side nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.side nav a.on{background:linear-gradient(135deg,var(--primary),#8e7fff);color:#fff;box-shadow:0 10px 20px -10px var(--primary-glow)}
.side .grp{font-size:10.5px;text-transform:uppercase;letter-spacing:.1em;color:#5c6591;margin:18px 12px 7px;font-weight:700}
.badge{margin-left:auto;background:#f43f5e;color:#fff;border-radius:99px;font-size:10.5px;padding:1px 8px;font-weight:700;line-height:1.6}
.side-user{display:flex;align-items:center;gap:11px;margin-top:14px;padding:12px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.07)}
.side-user .av{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-weight:800;color:#fff;background:var(--grad);flex:none}
.side-user .who{min-width:0;flex:1}.side-user b{display:block;color:#fff;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.side-user small{color:#8b95bd;font-size:11.5px}
.side-user a{color:#aab3d0;width:34px;height:34px;display:grid;place-items:center;border-radius:10px;text-decoration:none!important}.side-user a:hover{background:rgba(255,255,255,.1);color:#fff}
.main{flex:1;min-width:0}
.topbar{display:flex;align-items:center;gap:14px;padding:0 30px;height:68px;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.topbar h1{font-size:19px;margin:0;flex:1;font-weight:800}.top-right{display:flex;gap:8px;align-items:center}
.chip{display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--line);padding:7px 14px;border-radius:99px;font-weight:600;font-size:12.5px;color:var(--ink);text-decoration:none!important;box-shadow:var(--sh1)}.chip i{color:var(--primary)}
.content{padding:28px 30px 50px;max-width:1320px}
.nav-toggle{display:none;background:#fff;border:1px solid var(--line);width:40px;height:40px;border-radius:12px;font-size:17px;cursor:pointer;color:var(--ink)}
@media(max-width:960px){.side{position:fixed;left:-290px;z-index:60;transition:.25s;height:100%}.side.open{left:0;box-shadow:0 0 0 100vmax rgba(8,11,30,.55)}.nav-toggle{display:block}.content{padding:18px 16px 40px}.topbar{padding:0 16px}.chip span,.top-right .chip:not(:first-child){display:none}}

/* brand mark */
.brand{display:flex;align-items:center;gap:10px;font:800 18px Inter;color:var(--ink)!important;text-decoration:none!important}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:16px;flex:none}.logo-img{max-height:38px}

/* public site */
.site-nav{background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.nav-in{display:flex;align-items:center;justify-content:space-between;height:70px}
.site-links{display:flex;align-items:center;gap:6px}.site-links>a:not(.btn){padding:8px 14px;color:var(--text);font-weight:600;border-radius:10px;text-decoration:none!important}.site-links>a.on,.site-links>a:not(.btn):hover{color:var(--primary);background:var(--primary-soft2)}.site-links .btn-primary{color:#fff!important}
@media(max-width:860px){.nav-toggle{display:block}.site-links{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:14px;border-bottom:1px solid var(--line);box-shadow:var(--sh2)}.site-links.open{display:flex}}
.hero{position:relative;overflow:hidden;background:#0a0d22;color:#fff;padding:110px 0 126px;text-align:center}
.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(90px)}.hero:before{width:540px;height:540px;background:var(--primary);top:-200px;left:-120px;opacity:.55}.hero:after{width:480px;height:480px;background:#22d3ee;bottom:-240px;right:-100px;opacity:.32}
.hero .wrap{position:relative;z-index:1}.hero h1{font-size:clamp(32px,5.4vw,56px);font-weight:800;max-width:860px;margin:0 auto 18px;letter-spacing:-.03em;background:linear-gradient(180deg,#fff,#c3cbf7);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{max-width:640px;margin:0 auto 30px;color:#c3cbea;font-size:17px}.hero .btn{padding:14px 28px;font-size:15px;margin:4px}.hero .btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.3);box-shadow:none}
.sec{padding:72px 0}.sec h2{font-size:32px;text-align:center;font-weight:800;letter-spacing:-.02em}.sec .sub{text-align:center;color:var(--muted);max-width:620px;margin:0 auto 40px;font-size:15.5px}.sec.alt{background:#fff}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--sh1);transition:.2s}.feat:hover,.demo-card:hover,.plan:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.feat i{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:var(--primary-soft);color:var(--primary);font-size:19px;margin-bottom:14px}.feat h3{font-size:16px}.feat p{margin:0;color:var(--muted)}
.cyc{display:flex;justify-content:center;gap:6px;margin-bottom:32px;flex-wrap:wrap}.cyc button{border:1px solid var(--line);background:#fff;padding:9px 18px;border-radius:99px;font:600 13px Inter;cursor:pointer;color:var(--ink)}.cyc button.on{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 8px 18px -8px var(--primary-glow)}
.plan{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;position:relative;display:flex;flex-direction:column;box-shadow:var(--sh1);transition:.2s}.plan.pop{border:2px solid var(--primary);background:linear-gradient(180deg,#fff,var(--primary-soft2));box-shadow:0 26px 50px -24px var(--primary-glow)}
.plan .ribbon{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:11.5px;font-weight:700;padding:4px 16px;border-radius:99px}
.plan h3{font-size:21px;margin-bottom:2px}.plan .price{margin:16px 0}.plan .amt{font-size:38px;font-weight:800;color:var(--ink);letter-spacing:-.03em}.plan .per{color:var(--muted)}.plan.na{opacity:.55}
.plan ul{list-style:none;padding:0;margin:0 0 22px;flex:1}.plan li{padding:7px 0;display:flex;gap:10px}.plan li i{color:var(--ok);margin-top:5px}
.demo-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--sh1);transition:.2s}
.demo-card .th{aspect-ratio:16/9;background:linear-gradient(135deg,var(--primary-soft),#e0f2fe);display:grid;place-items:center;font-size:38px;color:var(--primary);overflow:hidden}.demo-card .th img{width:100%;height:100%;object-fit:cover}
.demo-card .bd{padding:18px;flex:1;display:flex;flex-direction:column;gap:9px}.demo-card h3{margin:0;font-size:16px}.demo-cred{background:#f8fafd;border:1px dashed #cdd5e6;border-radius:12px;padding:10px 12px;font-size:12.5px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin-bottom:10px;box-shadow:var(--sh1)}.faq summary{font-weight:700;cursor:pointer;color:var(--ink)}.faq details p{margin:10px 0 0;color:var(--muted)}
.cta{background:var(--grad);color:#fff;text-align:center;padding:60px 20px;border-radius:26px;box-shadow:0 30px 60px -30px var(--primary-glow)}.cta h2{color:#fff}.cta p{color:#eef}
.site-foot{background:#0a0d22;color:#97a0c4;padding-top:48px}.site-foot .brand{color:#fff!important}.foot-in{display:grid;grid-template-columns:2fr 1fr 1fr;gap:34px;padding-bottom:34px}.foot-links{display:flex;flex-direction:column;gap:8px}.foot-links b{color:#fff}.foot-links a{color:#97a0c4}.copy{border-top:1px solid #1b2145;padding:18px 20px;font-size:12.5px}
@media(max-width:720px){.foot-in{grid-template-columns:1fr}.hero{padding:76px 0 88px}.sec{padding:48px 0}}
.center-page{min-height:70vh;display:grid;place-items:center;padding:24px}.center-card{max-width:480px;text-align:center}
.cmp{border:1.5px solid var(--line);border-radius:14px;padding:16px;cursor:pointer;display:flex;gap:14px;align-items:flex-start;margin-bottom:12px;background:#fff;transition:.15s}.cmp:hover{border-color:#c5cbe0}.cmp:has(input:checked){border-color:var(--primary);background:var(--primary-soft2);box-shadow:0 0 0 4px var(--primary-soft)}.cmp input{margin-top:4px}
.bars{display:flex;align-items:flex-end;gap:12px;height:190px;padding-top:10px}.bars div{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:7px;height:100%}.bars i{display:block;width:100%;max-width:56px;background:var(--grad);border-radius:10px 10px 4px 4px;min-height:4px}.bars small{font-size:10.5px;color:var(--muted);white-space:nowrap}
.qr{max-width:220px;border:1px solid var(--line);border-radius:14px;padding:8px;background:#fff}
.page-body{line-height:1.8}
@media print{.side,.topbar,.no-print,.site-nav,.site-foot{display:none!important}.content{padding:0}.card{border:0;box-shadow:none}}

/* auth pages (login / register / reset) - split screen */
.auth-split{min-height:100vh;display:grid;grid-template-columns:minmax(380px,46%) 1fr}
.auth-brand{position:relative;overflow:hidden;background:linear-gradient(155deg,#0a0d22,#1b2160 70%,var(--primary));color:#c9d0f5;padding:44px 52px;display:flex;flex-direction:column;justify-content:space-between}
.auth-brand:before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:var(--primary);filter:blur(100px);opacity:.45;right:-140px;top:-120px}
.auth-brand>*{position:relative;z-index:1}.auth-brand .brand{color:#fff!important}.auth-brand h1{color:#fff;font-size:34px;font-weight:800;letter-spacing:-.03em;margin:0 0 12px}.auth-brand p{margin:0 0 26px;font-size:15.5px;max-width:420px}
.auth-brand ul{list-style:none;margin:0;padding:0;display:grid;gap:14px}.auth-brand li{display:flex;align-items:center;gap:12px;font-weight:500;color:#e5e9ff}.auth-brand li i{width:36px;height:36px;border-radius:11px;background:rgba(255,255,255,.12);display:grid;place-items:center;font-size:14px}
.auth-brand small{color:#8e98c9}
.auth-main{display:grid;place-items:center;padding:36px 24px;background:radial-gradient(600px 380px at 100% 0,var(--primary-soft),transparent),#f6f7fc}
.auth-main .box{width:100%;max-width:440px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:36px;box-shadow:0 30px 60px -30px rgba(15,23,42,.25)}.auth-main h2{font-size:24px;font-weight:800}
@media(max-width:900px){.auth-split{grid-template-columns:1fr}.auth-brand{padding:28px 24px;gap:22px}.auth-brand h1{font-size:24px}.auth-brand ul,.auth-brand p,.auth-brand small{display:none}.auth-main{padding:22px 14px}.auth-main .box{padding:26px 22px}}

/* installer */
.inst-body{background:#f6f7fc}
.inst-shell{min-height:100vh;display:grid;grid-template-columns:minmax(340px,38%) 1fr}
.inst-brand{background:linear-gradient(160deg,#0a0d22,#1b2160 72%,var(--primary));color:#c9d0f5;padding:46px 48px;display:flex;flex-direction:column;position:relative;overflow:hidden}
.inst-brand:before{content:"";position:absolute;width:460px;height:460px;border-radius:50%;background:var(--primary);filter:blur(110px);opacity:.45;left:-160px;bottom:-200px}.inst-brand>*{position:relative}
.inst-logo{width:56px;height:56px;border-radius:17px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:24px;box-shadow:0 14px 30px -10px var(--primary-glow);margin-bottom:22px}
.inst-brand h1{color:#fff;font-size:30px;font-weight:800;letter-spacing:-.03em;margin:0 0 10px}.inst-brand p{margin:0 0 28px;max-width:380px;font-size:15px}
.inst-steps{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.inst-steps li{display:flex;align-items:center;gap:14px;padding:11px 14px;border-radius:14px;color:#9aa4d3;font-weight:600}
.inst-steps li i{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);font-size:14px;flex:none}
.inst-steps li.on{background:rgba(255,255,255,.1);color:#fff}.inst-steps li.on i{background:var(--grad);box-shadow:0 8px 18px -6px var(--primary-glow)}
.inst-steps li.done{color:#d6dcff}.inst-steps li.done i{background:#16a34a;color:#fff}
.inst-ver{margin-top:auto;padding-top:30px;font-size:12.5px;color:#7f89bb}
.inst-main{display:flex;align-items:center;justify-content:center;padding:40px 24px}
.inst-card{width:100%;max-width:640px;background:#fff;border:1px solid var(--line);border-radius:26px;padding:38px;box-shadow:0 30px 70px -34px rgba(15,23,42,.28)}
.inst-kicker{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--primary);background:var(--primary-soft);padding:4px 12px;border-radius:99px;margin-bottom:10px}
.inst-card h2{font-size:26px;font-weight:800;margin:0 0 20px}
.inst-card .card{border:0;box-shadow:none;padding:0;margin:0 0 6px;background:transparent}.inst-card .card h3{font-size:15px;color:var(--muted);font-weight:600;margin-bottom:12px}
.inst-card .card.center{text-align:center}.inst-card .card.center h2{margin-top:6px}
.chk-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:11px 14px;border-radius:12px;margin-bottom:6px;background:#f8fafd}
@media(max-width:900px){.inst-shell{grid-template-columns:1fr}.inst-brand{padding:26px 22px}.inst-brand h1{font-size:22px}.inst-brand p,.inst-ver{display:none}.inst-steps{grid-template-columns:repeat(4,1fr);gap:6px}.inst-steps li{flex-direction:column;gap:6px;text-align:center;padding:8px 4px;font-size:11px}.inst-main{padding:18px 12px}.inst-card{padding:24px 18px;border-radius:20px}}