:root{
  --li-blue:#0a66c2;
  --li-green:#01754f;
  --li-text:rgba(0,0,0,.9);
  --li-text2:rgba(0,0,0,.6);
  --li-border:rgba(0,0,0,.08);
  --li-field:#f3f2f0;
  --page:#f4f2ee;
  --ink:#1d1d1f;
  --muted:#6b6b6b;
  --s:.85;
  --pw:417px;  /* phone incl. bezel */
  --ph:876px;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Helvetica,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--page);color:var(--ink);-webkit-font-smoothing:antialiased}
button{font:inherit}

/* ---------- top bar ---------- */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 20px;background:#fff;border-bottom:1px solid #e3e1dc}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:6px;background:var(--li-blue);color:#fff;font-weight:800;font-size:18px;letter-spacing:-.5px}
.brand-title{font-weight:700;font-size:15px}
.brand-sub{font-size:12px;color:var(--muted)}
.controls{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.seg{display:inline-flex;border:1px solid #d6d3cc;border-radius:999px;overflow:hidden;background:#fff}
.seg button{border:0;background:transparent;padding:6px 12px;font-size:12.5px;color:#333;cursor:pointer}
.seg button.on{background:var(--ink);color:#fff}
.tgl{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:#333;cursor:pointer;user-select:none}
.tgl input{accent-color:var(--li-blue)}

/* ---------- layout ---------- */
.layout{display:grid;grid-template-columns:230px 1fr;min-height:calc(100vh - 56px)}
.sidenav{position:sticky;top:56px;align-self:start;height:calc(100vh - 56px);overflow:auto;padding:18px 12px 40px;border-right:1px solid #e3e1dc;background:#fbfaf8}
.sidenav h4{margin:14px 8px 6px;font-size:11px;letter-spacing:.6px;text-transform:uppercase;color:var(--muted)}
.sidenav a{display:flex;justify-content:space-between;gap:8px;padding:6px 8px;border-radius:6px;font-size:13px;color:#222;text-decoration:none}
.sidenav a:hover{background:#efece6}
.sidenav a.active{background:#e6eef7;color:var(--li-blue);font-weight:600}
.sidenav a .tag{font-size:10px;color:#a15c00;background:#fff1dc;border-radius:4px;padding:1px 5px;align-self:center;white-space:nowrap}
.sidenav a .tag.prev{color:#666;background:#ecebe8}
main{padding:18px 0 60px;min-width:0}
.campaign{padding:14px 0 6px}
.campaign-head{padding:0 26px 6px}
.campaign-head h2{margin:0;font-size:20px;letter-spacing:-.2px}
.campaign-head p{margin:4px 0 0;color:var(--muted);font-size:13.5px}
.rail{display:flex;gap:26px;overflow-x:auto;padding:14px 26px 22px;scroll-snap-type:x proximity;scroll-padding:26px}
.rail::-webkit-scrollbar{height:10px}
.rail::-webkit-scrollbar-thumb{background:#d4d1ca;border-radius:6px}

/* ---------- card ---------- */
.card{flex:0 0 auto;width:calc(var(--pw) * var(--s));scroll-snap-align:start}
.card-head{min-height:62px;padding:2px 2px 10px}
.card-label{font-weight:700;font-size:14.5px}
.card-sub{font-size:12.5px;color:var(--muted);margin-top:2px}
.chips{display:flex;gap:6px;margin-top:6px;flex-wrap:wrap}
.chip{font-size:10.5px;font-weight:600;letter-spacing:.3px;text-transform:uppercase;padding:2px 7px;border-radius:4px;background:#e9e7e2;color:#444}
.chip.approve{background:#fff1dc;color:#a15c00}
.chip.prev{background:#ecebe8;color:#666}
.chip.sample{background:#e6eef7;color:var(--li-blue)}
.chip.live{background:#e1f4e8;color:#0b6e4f}
.chip.research{background:#fdeaea;color:#9b1c1c}
.sidenav a .tag.live{color:#0b6e4f;background:#e1f4e8}
.ltable{border-collapse:collapse;margin:8px 26px 10px;background:#fff;border:1px solid #e6e3dd;border-radius:8px;overflow:hidden;font-size:13px}
.ltable th,.ltable td{padding:8px 12px;text-align:left;border-bottom:1px solid #eee;vertical-align:top}
.ltable th{font-size:11px;letter-spacing:.5px;text-transform:uppercase;color:var(--muted);background:#faf9f7}
.ltable a{color:var(--li-blue);text-decoration:none;word-break:break-all}
.st{font-weight:600;font-size:12px;padding:2px 7px;border-radius:4px}
.st.ok{background:#e1f4e8;color:#0b6e4f}
.st.warn{background:#fff1dc;color:#a15c00}
.st.bad{background:#fdeaea;color:#9b1c1c}
.card-foot{padding:10px 2px 0;font-size:12px;color:var(--muted)}
.foot-row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.copy{border:1px solid #cfccc5;background:#fff;border-radius:999px;padding:4px 11px;font-size:12px;cursor:pointer;color:#222}
.copy:hover{background:#f1efea}
.note{margin-top:8px;padding:10px 12px;background:#fff;border:1px solid #e6e3dd;border-radius:8px;font-size:12.5px;line-height:1.45;color:#333}
body.no-notes .note{display:none}

/* ---------- phone ---------- */
.phone-wrap{width:calc(var(--pw) * var(--s));height:calc(var(--ph) * var(--s));position:relative}
.phone{position:absolute;left:0;top:0;width:var(--pw);height:var(--ph);transform:scale(var(--s));transform-origin:top left;background:#0b0b0c;border-radius:64px;padding:12px;box-shadow:0 18px 40px rgba(0,0,0,.22),0 2px 6px rgba(0,0,0,.18)}
.phone::before{content:"";position:absolute;inset:3px;border-radius:61px;border:1.5px solid rgba(255,255,255,.14);pointer-events:none}
.screen{position:relative;width:393px;height:852px;background:#fff;border-radius:52px;overflow:hidden;display:flex;flex-direction:column;color:var(--li-text)}
.island{position:absolute;top:23px;left:50%;transform:translateX(-50%);width:126px;height:37px;border-radius:20px;background:#000;z-index:5}
.sb{height:56px;display:flex;align-items:flex-end;justify-content:space-between;padding:0 30px 10px 38px;font-size:16.5px;font-weight:600;letter-spacing:-.2px;color:#000}
.sb-icons{display:flex;align-items:center;gap:6px}
.sb-icons svg{display:block}
.home{position:absolute;bottom:8px;left:50%;transform:translateX(-50%);width:139px;height:5px;border-radius:3px;background:#000;z-index:5}

/* nav header */
.nav{display:flex;align-items:center;gap:6px;height:52px;padding:0 10px 0 8px;border-bottom:1px solid var(--li-border);flex:0 0 auto}
.ic{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:0;background:transparent;color:var(--li-text);padding:0}
.ic svg{display:block}
.nav-title{flex:1;min-width:0;padding-left:2px}
.nav-name{font-size:16px;font-weight:600;line-height:20px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#000}
.nav-sub{font-size:12px;color:var(--li-text2);display:flex;align-items:center;gap:5px;line-height:16px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--li-green);display:inline-block}
.nav-center{flex:1;text-align:center;font-size:16px;font-weight:600;color:#000}
.ic-spacer{width:40px;height:40px}

/* body */
.body{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
.body::-webkit-scrollbar{width:0;height:0}
.profile{padding:26px 16px 10px}
.av{display:inline-flex;align-items:center;justify-content:center;border-radius:50%;color:#fff;font-weight:600;flex:0 0 auto;position:relative;letter-spacing:.2px}
.av .presence{position:absolute;right:-1px;bottom:-1px;width:14px;height:14px;border-radius:50%;background:var(--li-green);border:2px solid #fff}
.profile .name{margin-top:12px;font-size:16px;font-weight:600;color:#000;line-height:20px}
.profile .name span{font-weight:400;font-size:12px;color:var(--li-text2)}
.profile .head{font-size:13px;color:var(--li-text);margin-top:3px;line-height:17px}
.sep{text-align:center;font-size:11px;font-weight:600;letter-spacing:.6px;color:var(--li-text2);padding:18px 0 6px;text-transform:uppercase}
.msg{position:relative;display:flex;gap:8px;padding:7px 16px 5px}
.msg .av{width:28px;height:28px;font-size:10.5px;margin-top:1px}
.msg-body{flex:1;min-width:0;padding-right:22px}
.msg-head{display:flex;align-items:baseline;gap:5px;line-height:18px}
.msg-name{font-size:14px;font-weight:600;color:#000}
.msg-time{font-size:12px;color:var(--li-text2)}
.msg-text{font-size:14px;line-height:20px;color:var(--li-text);white-space:pre-wrap;word-wrap:break-word;margin-top:1px}
.lnk{color:var(--li-blue);font-weight:600;text-decoration:none}
.tok{background:#fff3b0;border-radius:3px;padding:0 2px;color:#5c4a00;font-weight:600}
.sent{position:absolute;right:16px;bottom:8px;display:flex}
.prev{display:block;text-decoration:none;margin-top:8px;border:1px solid rgba(0,0,0,.12);border-radius:8px;overflow:hidden;background:#fff;max-width:300px}
.prev .prev-img{height:96px;background:linear-gradient(135deg,#1c1f3a,#3b2a6b 60%,#0a66c2)}
.prev .prev-img.cal{background:linear-gradient(135deg,#f6f7fb,#e8ecf6)}
.prev .prev-txt{padding:8px 12px 10px}
.prev .prev-title{font-size:13px;font-weight:600;color:#000;line-height:17px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.prev .prev-dom{font-size:12px;color:var(--li-text2);margin-top:3px}
body.no-preview .prev{display:none}

/* composer */
.composer{flex:0 0 auto;display:flex;align-items:center;gap:10px;padding:8px 14px 20px 14px;border-top:1px solid var(--li-border);background:#fff}
.composer .ic{width:32px;height:32px}
.input{flex:1;height:38px;border-radius:8px;background:var(--li-field);display:flex;align-items:center;padding:0 12px;font-size:15px;color:rgba(0,0,0,.55)}

/* invitation compose */
.inv-compose{padding:0}
.inv-label{padding:18px 16px 6px;font-size:15px;color:var(--li-text)}
.inv-note{padding:6px 16px;font-size:15px;line-height:21px;white-space:pre-wrap;color:#000;min-height:230px}
.inv-count{padding:0 16px 10px;text-align:right;font-size:12px;color:var(--li-text2)}
.inv-count.over{color:#b24020;font-weight:600}
.inv-hint{margin:10px 16px 0;padding:12px;background:#f3f2f0;border-radius:8px;font-size:13px;line-height:18px;color:var(--li-text2)}
.inv-footer{flex:0 0 auto;padding:10px 16px 26px;border-top:1px solid var(--li-border)}
.btn-primary{width:100%;height:40px;border:0;border-radius:20px;background:var(--li-blue);color:#fff;font-size:16px;font-weight:600}

/* invitation received */
.inv-tabs{display:flex;gap:8px;padding:12px 16px 6px}
.pillf{font-size:14px;font-weight:600;padding:6px 12px;border-radius:999px;border:1px solid rgba(0,0,0,.6);color:var(--li-text)}
.pillf.on{background:var(--li-green);border-color:var(--li-green);color:#fff}
.inv-count-line{padding:10px 16px 4px;font-size:14px;font-weight:600;color:var(--li-text);border-bottom:1px solid var(--li-border)}
.inv-card{display:flex;gap:12px;padding:16px 16px 14px;border-bottom:1px solid var(--li-border)}
.inv-card .av{width:56px;height:56px;font-size:20px}
.inv-main{flex:1;min-width:0}
.inv-name{font-size:16px;font-weight:600;color:#000;line-height:20px}
.inv-head{font-size:13px;color:var(--li-text);line-height:17px;margin-top:2px}
.inv-mut{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--li-text2);margin-top:6px}
.inv-msg{margin-top:10px;font-size:14px;line-height:20px;color:var(--li-text);white-space:pre-wrap}
.inv-actions{display:flex;gap:8px;margin-top:12px}
.pill{height:32px;padding:0 16px;border-radius:16px;font-size:14px;font-weight:600;border:1px solid var(--li-blue);background:#fff;color:var(--li-blue)}
.pill.pill-fill{background:var(--li-blue);color:#fff}
.inv-empty{padding:30px 16px;text-align:center;font-size:13px;color:var(--li-text2)}
.inv-sugg{padding:16px 16px 6px;font-size:16px;font-weight:600;color:#000}
.sugg-row{display:flex;gap:12px;padding:10px 16px;align-items:center}
.sugg-row .av{width:48px;height:48px;font-size:16px;opacity:.85}
.sugg-row .t{flex:1;font-size:13px;color:var(--li-text2)}
.sugg-row .t b{display:block;font-size:14px;color:#000;font-weight:600}
.sugg-row .pill{height:30px;padding:0 14px}

/* toast */
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:#1d1d1f;color:#fff;padding:8px 14px;border-radius:8px;font-size:13px;opacity:0;transition:.25s;pointer-events:none;z-index:50}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media (max-width:900px){
  .layout{grid-template-columns:1fr}
  .sidenav{display:none}
  .topbar{align-items:flex-start;flex-direction:column;gap:8px}
  .rail{padding:12px 16px 20px;scroll-snap-type:x mandatory}
  .card{scroll-snap-align:center}
  :root{--s:.85}
}

/* ---------- steps (horizontal) + variations (stacked) ---------- */
.campaign-title{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.kinds{display:flex;gap:6px;flex-wrap:wrap}
.kind{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;padding:4px 9px;border-radius:6px;color:#fff;line-height:1}
.kind.connection{background:var(--li-blue)}
.kind.message{background:var(--li-green)}
.kind.inmail{background:#b8860b}
.rail{align-items:flex-start}
.step{flex:0 0 auto;width:calc(var(--pw) * var(--s));scroll-snap-align:start}
.step-head{display:flex;align-items:center;gap:10px;padding:2px 2px 12px;border-bottom:2px solid #d9d6cf;margin-bottom:14px;min-height:58px}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--ink);color:#fff;font-weight:800;font-size:13px;flex:0 0 auto}
.step-label{font-weight:800;font-size:15px}
.step-day{font-size:12.5px;color:var(--muted);margin-top:1px}
.stack{display:flex;flex-direction:column;gap:22px}
.stack .card{width:auto}
.card-head{min-height:0;padding:0 2px 8px}
.card-head .kinds .kind{font-size:10px;padding:3px 7px}
.card-sub{margin-top:5px;font-weight:600;color:#333}
.arrow{flex:0 0 auto;align-self:flex-start;margin-top:14px;font-size:26px;color:#9a968e;padding:0 2px}
.sidenav a .tag{color:#555;background:#ecebe8}

/* ---------- path grid ---------- */
.grid{display:grid;gap:22px 26px;align-items:start}
.colhead{display:flex;align-items:center;gap:10px;padding:2px 2px 12px;border-bottom:2px solid #d9d6cf;min-height:58px;position:relative}
.colhead .arrow{position:absolute;right:-24px;top:8px;margin:0;font-size:22px}
.rowhead{grid-column:1 / -1;font-weight:800;font-size:15px;padding:18px 2px 0;color:var(--ink);border-top:1px dashed #d9d6cf;margin-top:6px}
.rowhead::before{content:"";display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--li-blue);margin-right:8px;vertical-align:1px}
.grid .card{width:auto}
.card-sub{font-weight:600;color:#333}
.sidenav a{font-size:12.5px;line-height:1.3}