:root{
  --ink:#0A0E13;--card:#10161F;--txt:#ECEBE6;--mut:#8b94a0;
  --lime:#C6F24E;--hov:#B2E03A;--deep:#7FAE1A;--hi:#E9FFB0;--on:#10170A;
  --t1:#151C10;--t2:#2C3A16;--line:#1a222d;--danger:#ff6b6b;
}
*{box-sizing:border-box}html,body{margin:0;height:100%}
body{background:var(--ink);color:var(--txt);font-family:Archivo,system-ui,sans-serif}
.mono{font-family:"JetBrains Mono",monospace}
a{color:var(--hi)}
.btn{background:var(--lime);color:var(--on);font-weight:700;border:0;border-radius:999px;padding:12px 22px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px;box-shadow:0 0 32px rgba(198,242,78,.28)}
.btn:hover{background:var(--hov)}.btn:disabled{opacity:.5;cursor:not-allowed}
.btn2{background:transparent;color:var(--txt);border:1px solid #2a3542;border-radius:999px;padding:12px 22px;cursor:pointer}
.btn3{background:var(--t1);color:var(--hi);border:1px solid var(--t2);border-radius:10px;padding:8px 12px;cursor:pointer;font-size:13px}
input,textarea{width:100%;background:#0d1219;border:1px solid #243041;border-radius:10px;color:var(--txt);padding:12px 14px;font:inherit}
input:focus,textarea:focus{outline:1px solid var(--lime);border-color:var(--lime)}
label{display:block;font-size:12px;color:var(--mut);margin:0 0 6px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px}
.err{color:var(--danger);font-size:13px;margin-top:10px}
.ok{color:var(--lime);font-size:13px;margin-top:10px}

/* shell */
.app-shell{min-height:100%;display:flex;flex-direction:column}
.top{display:flex;align-items:center;justify-content:space-between;padding:16px 22px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;text-decoration:none;color:var(--txt)}
.brand img{width:28px;height:28px}.brand b{color:var(--hi)}
.main{flex:1;padding:28px 22px;max-width:1100px;width:100%;margin:0 auto}

/* login */
.login-wrap{min-height:100%;display:grid;place-items:center;padding:24px}
.login-card{width:min(400px,100%)}
.login-card h1{margin:8px 0 6px;font-size:28px;letter-spacing:-.02em}
.login-card p{color:var(--mut);margin:0 0 22px}

/* list */
.row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}
.list{display:flex;flex-direction:column;gap:10px}
.item{display:flex;justify-content:space-between;gap:12px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:#0d131b;cursor:pointer;text-align:left;color:inherit;width:100%}
.item:hover{border-color:var(--t2)}.item .t{font-weight:600}.item .s{font-size:12px;color:var(--mut)}
.badge{font-size:11px;border-radius:999px;padding:4px 10px;border:1px solid #2a3542;color:var(--mut)}
.badge.pending{color:var(--hi);border-color:var(--t2);background:var(--t1)}
.badge.completed{color:#7dffa0;border-color:#1e3a28;background:#0f1c14}

/* create */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:720px){.grid2{grid-template-columns:1fr}}
.signers{display:flex;flex-direction:column;gap:10px;margin:12px 0}
.signer{display:grid;grid-template-columns:1fr 1fr auto;gap:8px}
@media(max-width:720px){.signer{grid-template-columns:1fr}}
.links a{display:block;word-break:break-all;font-size:12px;margin-top:4px}

/* signing layout inspired by mockup */
.sign-shell{height:100vh;display:grid;grid-template-rows:52px 1fr;overflow:hidden}
.sign-top{display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--line);background:rgba(10,14,19,.92);backdrop-filter:blur(8px)}
.sign-body{display:grid;grid-template-columns:220px 1fr 280px;min-height:0}
@media(max-width:960px){.sign-body{grid-template-columns:1fr}.side{display:none}}
.side{border-right:1px solid var(--line);padding:16px;overflow:auto;background:#0c1118}
.side.right{border-right:0;border-left:1px solid var(--line)}
.side h4{margin:0 0 12px;font-size:11px;letter-spacing:.08em;color:var(--mut);font-weight:600}
.doc-card{padding:10px 12px;border-radius:10px;border:1px solid var(--line);margin-bottom:8px;font-size:13px}
.doc-card.active{border-color:var(--lime);box-shadow:inset 0 0 0 1px rgba(198,242,78,.25)}
.center{display:flex;flex-direction:column;min-width:0;background:radial-gradient(800px 400px at 80% 0%,rgba(198,242,78,.08),transparent),#0a0e13}
.center-head{padding:14px 18px;border-bottom:1px solid var(--line)}
.center-head h2{margin:0;font-size:18px}.meta-pill{display:inline-block;margin-top:8px;font-size:11px;color:var(--mut);background:#121821;border:1px solid var(--line);border-radius:8px;padding:4px 8px}
.viewer{flex:1;overflow:auto;padding:24px;display:flex;justify-content:center}
.page{background:#fff;width:min(640px,100%);min-height:820px;border-radius:4px;box-shadow:0 30px 80px rgba(0,0,0,.55);position:relative}
.page iframe,.page embed{width:100%;height:820px;border:0}
.sig-box{position:absolute;left:40px;right:40px;bottom:48px;border:2px dashed var(--lime);border-radius:8px;padding:10px;background:rgba(233,255,176,.12)}
.sig-box canvas{width:100%;height:110px;touch-action:none;background:transparent;cursor:crosshair}
.who{display:flex;gap:10px;align-items:center;padding:8px 0;border-bottom:1px solid var(--line);font-size:13px}
.avatar{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:700;color:var(--on)}
.avatar.you{background:var(--lime)}.avatar.done{background:#5ee29a}.avatar.wait{background:#6aa7ff}
.actions{padding-top:16px;display:flex;flex-direction:column;gap:10px}
.tabs{display:flex;gap:6px;margin-bottom:8px}
.tabs button{flex:1}
.pdf-pages{display:flex;flex-direction:column;align-items:center;gap:16px;padding:8px 0 140px;min-height:400px}
.pdf-canvas{background:#fff;box-shadow:0 8px 28px rgba(0,0,0,.35);max-width:100%;height:auto}
.page{background:transparent!important;width:min(720px,100%);min-height:400px;box-shadow:none!important}
.badge.refused{color:#ff8e8e;border-color:#3a1e1e;background:#1c1010}
.sig-box{position:sticky;bottom:16px;margin:0 24px 16px;background:rgba(10,14,19,.92)!important;backdrop-filter:blur(6px)}
.viewer{padding-bottom:8px}