:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Arial,sans-serif;color:#16213b;background:#f8fafc}*{box-sizing:border-box}body{margin:0}a{color:#3e58ba;text-decoration:none}header{height:78px;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1160px)/2));background:white;border-bottom:1px solid #e7eaf0;gap:16px}.brand{font-weight:850;color:#18244d;font-size:24px;white-space:nowrap}nav{display:flex;gap:24px;align-items:center}nav a{color:#45516b;font-weight:550;font-size:14px}.btn,.outline,button{cursor:pointer;font:inherit;border-radius:11px;padding:12px 18px;font-weight:700}.btn{display:inline-block;background:#5264df;color:white;border:1px solid #5264df}.outline{display:inline-block;border:1px solid #cbd4e4;background:white;color:#24365c}.big{padding:16px 24px}.hero{text-align:center;padding:104px 22px 95px;background:radial-gradient(ellipse at 50% 0%,#e4e9ff,transparent 60%)}.eyebrow{color:#5369c8;font-size:12px;font-weight:850;letter-spacing:2px;text-transform:uppercase}h1{font-size:clamp(40px,6vw,74px);letter-spacing:-2px;line-height:1.1;margin:20px 0}h1 em{font-style:normal;color:#5666d9}.hero>p{font-size:19px;line-height:1.7;color:#637089;max-width:690px;margin:0 auto 28px}.actions{display:flex;gap:12px;flex-wrap:wrap}.hero .actions{justify-content:center}.demo{margin:65px auto 0;max-width:790px;background:white;border:1px solid #e1e6f3;box-shadow:0 20px 70px #202e5914;border-radius:22px;padding:25px;display:flex;align-items:center;justify-content:space-around;gap:15px}.demo div{display:grid;gap:10px;text-align:left}.demo small{font-size:10px;color:#8690a6;font-weight:750}.demo strong{font-size:14px;overflow-wrap:anywhere}.section{max-width:1160px;margin:auto;padding:82px 24px}.section h2{font-size:clamp(30px,4vw,44px);letter-spacing:-1px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.cards article,.pricing article,.panel,.metrics article{border:1px solid #e3e7f0;background:white;border-radius:18px;padding:25px}.cards b{font-size:19px}.cards p,.pricing p,.faq p,.guide p,.guide li{color:#637089;line-height:1.75}.pricing{display:grid;grid-template-columns:repeat(auto-fit,minmax(225px,1fr));gap:14px}.pricing article{padding:21px}.pricing h3{margin:0}.price{font-size:31px;font-weight:850;margin:14px 0}.price small{font-size:13px;color:#7c879e}.pricing .outline{width:100%;text-align:center}.fine{font-size:12px;color:#7c879e;line-height:1.6}.faq{max-width:800px}.faq h3{margin-top:30px}footer{text-align:center;padding:40px;color:#8b94a6;border-top:1px solid #e7eaf0;font-size:13px}.guide{max-width:850px}.guide h1{font-size:50px}.dash{min-height:75vh}.headrow{display:flex;justify-content:space-between;align-items:center;gap:16px}.headrow h1{font-size:46px}.headrow p{color:#637089}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:30px 0}.metrics article{display:grid;gap:12px}.metrics small{color:#7c879e}.metrics strong{font-size:22px}.panel{margin-top:20px}.linkrow{padding:17px 0;border-bottom:1px solid #e7eaf0;display:flex;justify-content:space-between;align-items:center;gap:20px}.linkrow>div:first-child{min-width:0}.linkrow small{overflow-wrap:anywhere;color:#7c879e}.linkrow p{margin:7px 0}.auth{max-width:440px;margin:20px auto;background:white;padding:32px;border:1px solid #e3e7f0;border-radius:20px}.auth h1{font-size:36px}.auth form,dialog form{display:grid;gap:14px}label{display:grid;gap:7px;font-weight:650;font-size:14px}input,textarea,select{font:inherit;width:100%;border:1px solid #cbd4e4;border-radius:9px;padding:12px;background:white;color:#16213b}.textbtn{background:none;border:0;color:#5264df;padding:12px 0}.error{color:#ba243b;font-size:13px}dialog{border:1px solid #dce2ee;border-radius:18px;padding:30px;width:min(560px,94vw);box-shadow:0 24px 80px #15204450}dialog::backdrop{background:#16213b80}dialog h2{margin-top:0}@media(max-width:760px){header{height:auto;padding:18px;flex-wrap:wrap}nav{gap:12px;flex-wrap:wrap}.cards{grid-template-columns:1fr}.demo,.headrow,.linkrow{flex-direction:column;align-items:stretch}.metrics{grid-template-columns:1fr}.hero{padding:70px 18px}.section{padding:54px 18px}}

/* V3 unified dashboard */
.dash{max-width:1480px;padding:24px}.app-shell{display:grid;grid-template-columns:235px minmax(0,1fr);gap:25px;align-items:start}.sidebar{background:#fff;border:1px solid #e4e9f3;border-radius:18px;padding:20px 12px;position:sticky;top:16px}.side-title{color:#8490a5;font-size:11px;font-weight:800;letter-spacing:1.2px;padding:12px 14px}.side-link{display:block;width:100%;text-align:left;background:transparent;border:0;padding:13px 14px;border-radius:10px;color:#4c5871;font-size:14px}.side-link:hover,.side-link.selected{background:#eef1ff;color:#3d50c8}.side-foot{font-size:11px;color:#8190a8;overflow-wrap:anywhere;padding:24px 14px 8px}.app-main{min-width:0}.app-top{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:18px 0 24px}.app-top h1{font-size:38px;margin:8px 0}.app-top p{color:#73809a;margin:0}.metrics{grid-template-columns:repeat(4,minmax(0,1fr));margin:22px 0}.metrics article{min-width:0}.metrics strong{overflow-wrap:anywhere}.panel h2{font-size:23px;margin:0 0 16px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.panel-heading input{max-width:260px}.short-line{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin:8px 0}.short-line a,.link-details small{overflow-wrap:anywhere;word-break:break-word}.copy-button{background:#eef1ff;border:1px solid #cdd6ff;color:#3547b5;font-size:12px;padding:7px 10px;border-radius:8px}.link-details{flex:1;min-width:0}.plan-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px}.plan-card{border:1px solid #e2e7f0;border-radius:14px;padding:19px}.plan-card h3{margin:0 0 12px}.plan-card strong{font-size:24px}.plan-card strong small{font-size:11px;color:#8790a4}.plan-card p{font-size:13px;color:#65718a}.current-plan{border:2px solid #5264df;background:#f8f9ff}.settings-form{max-width:440px;display:grid;gap:14px}.stat-row{display:grid;grid-template-columns:110px 1fr 65px;align-items:center;gap:15px;margin:17px 0;font-size:13px}.stat-track{height:12px;background:#edf0f8;border-radius:20px;overflow:hidden}.stat-track div,.day-col>div{background:#5264df;border-radius:6px}.day-chart{height:180px;display:flex;align-items:end;gap:8px;margin-top:30px}.day-col{height:100%;display:flex;flex:1;flex-direction:column;justify-content:end;align-items:stretch;gap:6px;text-align:center}.day-col small{font-size:10px;color:#8490a5}.tab-pane[hidden],#admin-nav[hidden]{display:none!important}@media(max-width:1050px){.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.app-shell{grid-template-columns:1fr}.sidebar{position:static;display:flex;flex-wrap:wrap;gap:4px}.side-title,.side-foot{display:none}.side-link{width:auto;font-size:12px;padding:9px}.app-top{align-items:start;flex-wrap:wrap}.app-top h1{font-size:30px}.panel-heading{align-items:stretch;flex-direction:column}.panel-heading input{max-width:none}.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.linkrow .actions{flex-direction:row}.dash{padding:14px}.stat-row{grid-template-columns:70px 1fr 45px}}

/* V4.1: sidebar and dashboard layout stabilization */
[hidden]{display:none!important}
body{min-width:320px;font-size:14px;line-height:1.5}
.dash{max-width:1500px;margin:0 auto;padding:24px}
.app-shell{display:grid!important;grid-template-columns:240px minmax(0,1fr)!important;gap:24px;align-items:start}
.app-shell>.sidebar{display:flex!important;flex-direction:column!important;gap:5px;width:240px;min-width:0;position:sticky;top:18px;box-sizing:border-box}
.app-shell>.sidebar .side-link{display:block;width:100%;text-align:left;border:0;border-radius:10px;padding:13px 14px;cursor:pointer}
.app-shell>.sidebar .side-link.selected{background:#eef1ff;color:#344ac5}
.app-shell>.app-main{min-width:0;width:100%}
.app-shell .tab-pane[hidden],.app-shell #admin-nav[hidden]{display:none!important}
@media(max-width:760px){.app-shell{grid-template-columns:minmax(0,1fr)!important}.app-shell>.sidebar{width:100%;position:static;display:flex!important;flex-direction:row!important;flex-wrap:wrap}.app-shell>.sidebar .side-link{width:auto}}

/* V5 classic URLViral design, inspired by the original user-provided workspace. */
:root{--classic-bg:#f7f8f5;--classic-ink:#203028;--classic-line:#e6e9e2;--classic-green:#c5ef7a}
body{background:var(--classic-bg);color:var(--classic-ink)}
body:has(#workspace:not([hidden]))>header{display:none}
body:has(#workspace:not([hidden]))>footer{display:none}
main.section.dash:has(#workspace:not([hidden])){padding:0;max-width:none;width:100%;margin:0}
#workspace:not([hidden]) .app-shell{grid-template-columns:260px minmax(0,1fr)!important;gap:0;min-height:100vh;align-items:stretch}
#workspace .sidebar{background:#fff;border:0;border-right:1px solid var(--classic-line);border-radius:0;position:sticky;top:0;min-height:100vh;height:100vh;padding:38px 18px 20px;display:flex!important;flex-direction:column!important;gap:5px;width:260px!important;overflow-y:auto}
#workspace .side-brand{display:flex;align-items:center;gap:13px;font-size:24px;font-weight:750;letter-spacing:-1px;margin-bottom:36px;white-space:nowrap}
#workspace .brand-mark{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--classic-green);color:#203028;font-size:30px}
#workspace .side-title{color:#8b9588;font-size:10px;letter-spacing:1.7px;font-weight:650;padding:14px 12px 8px}
#workspace .side-link{font-size:14px;font-weight:550;color:#6d796a;padding:15px 15px;border-radius:12px;min-height:52px;cursor:pointer}
#workspace .side-link:hover,#workspace .side-link.selected{background:#edf3e4;color:#253d2b}
#workspace .side-motto{margin-top:auto;padding:25px 12px 10px;font-size:12px;color:#6c845c}
#workspace .side-motto p{font-size:22px;line-height:1.6;color:#30462e;margin-top:22px;font-weight:450}
#workspace .side-foot{border-top:1px solid var(--classic-line);padding:20px 12px 8px;color:#7e8978}
#workspace .app-main{padding:0 42px 55px;background:var(--classic-bg)}
#workspace .app-breadcrumb{margin:0 -42px 40px;padding:27px 42px;border-bottom:1px solid var(--classic-line);font-size:12px;color:#919b8b;background:#ffffff66;min-height:80px}
#workspace .app-breadcrumb span:not(.private-badge){color:#425a3d;font-weight:650}
#workspace .private-badge{float:right;border:1px solid var(--classic-line);border-radius:25px;padding:7px 13px;color:#708764;font-size:11px}
#workspace .app-top{margin:0 0 30px}
#workspace .app-top h1{font-size:clamp(32px,3.4vw,49px);letter-spacing:-1.7px;color:#203028;font-weight:750;margin:5px 0 12px}
#workspace .app-top p{font-size:14px;color:#7c8878}
#workspace .btn{background:#20382e;color:#fff;border-color:#20382e;border-radius:10px}
#workspace .metrics{gap:17px;margin:22px 0 32px}
#workspace .metrics article{background:#fff;border:1px solid var(--classic-line);border-radius:17px;padding:26px;box-shadow:none;min-height:155px}
#workspace .metrics article small{color:#83907c}
#workspace .metrics article strong{font-size:31px;color:#1d3028;margin:14px 0}
#workspace .panel{background:#fff;border:1px solid var(--classic-line);border-radius:17px;padding:28px;margin-bottom:23px;box-shadow:none}
#workspace .panel h2{color:#203028}
#workspace .outline,#workspace .copy-button{background:#fff;border:1px solid #dce6d4;color:#46643e;border-radius:9px}
#workspace .linkrow{border-color:var(--classic-line)}
#workspace .short-line a{color:#658a4d}
#workspace .current-plan{background:#f3f8ec;border-color:#8ab768}
#workspace .stat-track div,#workspace .day-col>div{background:#a9cf7f}
#workspace .help-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:20px}
#workspace .help-cards article{padding:22px;border:1px solid var(--classic-line);border-radius:14px;background:#fbfcf9}
#workspace .help-cards h3{margin:0 0 10px}
#workspace .help-cards p{color:#73806e;font-size:13px}
@media(max-width:900px){#workspace:not([hidden]) .app-shell{grid-template-columns:1fr!important}#workspace .sidebar{position:static;height:auto;min-height:0;width:100%!important;padding:16px;flex-direction:row!important;flex-wrap:wrap;border-right:0;border-bottom:1px solid var(--classic-line)}#workspace .side-brand{width:100%;margin:0 0 6px;font-size:20px}#workspace .brand-mark{width:32px;height:32px;font-size:22px}#workspace .side-link{min-height:0;padding:10px;font-size:12px;width:auto!important}#workspace .side-title,#workspace .side-motto,#workspace .side-foot{display:none}#workspace .app-main{padding:0 18px 40px}#workspace .app-breadcrumb{margin:0 -18px 25px;padding:17px 18px;min-height:0}#workspace .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}#workspace .panel{padding:18px}#workspace .help-cards{grid-template-columns:1fr}}
@media(max-width:520px){#workspace .metrics{grid-template-columns:1fr 1fr}#workspace .metrics article{padding:15px;min-height:120px}#workspace .metrics article strong{font-size:22px}#workspace .private-badge{display:none}#workspace .app-top h1{font-size:30px}}