:root{
  --blue:#1d4ed8; --blue-dark:#1e40af; --blue-soft:#eff4ff; --navy:#0f1f44;
  --ink:#1f2433; --muted:#6b7280; --line:#e6e8ef; --bg:#f4f6fb;
  --green:#16a34a; --amber:#d97706; --card:#ffffff;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--ink);font-size:16px;-webkit-font-smoothing:antialiased}

/* Top bar + progress */
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.topbar .inner{max-width:620px;margin:0 auto;display:flex;align-items:center;gap:12px;padding:12px 18px}
.topbar img{height:34px;width:auto;display:block}
.topbar .ttl{font-weight:700;color:var(--navy);font-size:15px}
.topbar .ttl small{display:block;font-weight:500;color:var(--muted);font-size:11.5px}
.pbar{height:4px;background:#e8ecf6}
.pfill{height:100%;background:var(--blue);width:0;transition:width .4s cubic-bezier(.4,0,.2,1)}

/* Flow */
.flow{max-width:620px;margin:0 auto;padding:22px 18px 60vh}

/* Answered (collapsed) card */
.acard{display:flex;align-items:center;gap:13px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px 15px;margin-bottom:11px;cursor:pointer;
  opacity:0;transform:translateY(8px);animation:rise .35s forwards;transition:border-color .15s,box-shadow .15s}
.acard:hover{border-color:#cdd9f7;box-shadow:0 2px 10px rgba(16,24,68,.05)}
.acard .acheck{flex:none;width:26px;height:26px;border-radius:50%;background:#dcfce7;color:var(--green);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}
.acard .acbody{flex:1;min-width:0}
.acard .ack{font-size:11.5px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.acard .acv{font-size:15px;font-weight:600;color:var(--ink);margin-top:1px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.acard .acedit{flex:none;font-size:12.5px;color:var(--blue);font-weight:600}

/* Open (active) card */
.qcard{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px 22px;margin-bottom:14px;box-shadow:0 8px 30px rgba(16,24,68,.07);
  opacity:0;transform:translateY(16px);transition:opacity .4s cubic-bezier(.4,0,.2,1),transform .4s cubic-bezier(.4,0,.2,1)}
.qcard.show{opacity:1;transform:none}
.qhead{display:flex;gap:13px;align-items:flex-start;margin-bottom:20px}
.qnum{flex:none;width:30px;height:30px;border-radius:50%;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;margin-top:2px}
.qtitle{font-size:21px;font-weight:700;color:var(--navy);line-height:1.25}
.qsub{font-size:13.5px;color:var(--muted);margin-top:5px;line-height:1.45}
.qlab{display:block;font-size:12.5px;font-weight:600;color:#374151;margin-bottom:7px}

/* Inputs */
.inp{width:100%;padding:14px 15px;border:1.5px solid var(--line);border-radius:13px;font-family:inherit;font-size:16px;background:#fff;color:var(--ink);transition:border .15s,box-shadow .15s}
.inp:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(29,78,216,.12)}
select.inp{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236b7280' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px}

/* Pills */
.pills{display:flex;flex-wrap:wrap;gap:9px}
.pill{padding:12px 18px;border:1.5px solid var(--line);border-radius:999px;background:#fff;font-family:inherit;font-size:15px;font-weight:600;color:#374151;cursor:pointer;transition:.15s}
.pill:hover{border-color:#cdd9f7}
.pill.sel{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 5px 14px rgba(29,78,216,.25)}

.splitrow{display:flex;align-items:center;gap:14px}
.splitamt{font-weight:700;color:var(--blue-dark);font-size:16px;font-variant-numeric:tabular-nums}

/* Chips */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{display:inline-flex;align-items:center;gap:8px;background:var(--blue-soft);color:var(--blue-dark);border:1px solid #d6e0ff;border-radius:999px;padding:7px 8px 7px 14px;font-size:13.5px;font-weight:600}
.chip a{cursor:pointer;background:#cdd9f7;color:#1e3a8a;width:19px;height:19px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;line-height:1}

/* Autocomplete */
.ac{position:relative}
.dd{position:absolute;left:0;right:0;top:100%;z-index:30;background:#fff;border:1px solid var(--line);border-radius:13px;box-shadow:0 14px 34px rgba(16,24,68,.18);max-height:300px;overflow-y:auto;margin-top:6px}
.dd-item{padding:13px 15px;font-size:15px;cursor:pointer;border-bottom:1px solid #f3f4f7}
.dd-item:last-child{border-bottom:none}
.dd-item:hover,.dd-item.on{background:var(--blue-soft);color:var(--blue-dark)}

/* Billing */
.billing{background:var(--blue-soft);border:1px solid #d6e0ff;border-radius:14px;padding:16px 18px;margin-top:18px}
.billing .row{display:flex;justify-content:space-between;padding:5px 0;font-size:14px}
.billing .row.total{border-top:1px dashed #b9c8f5;margin-top:7px;padding-top:12px;font-weight:700;font-size:19px;color:var(--blue-dark)}
.billing .row .v{font-variant-numeric:tabular-nums;font-weight:600}

/* Buttons */
.qact{margin-top:22px}
.cbtn{width:100%;padding:16px;border-radius:14px;border:none;background:var(--blue);color:#fff;font-family:inherit;font-size:16px;font-weight:700;cursor:pointer;transition:.15s;box-shadow:0 8px 20px rgba(29,78,216,.28);display:flex;align-items:center;justify-content:center;gap:8px}
.cbtn:hover{background:var(--blue-dark)}
.cbtn span{opacity:.7;font-size:13px;font-weight:500}
.cbtn.send{background:var(--green);box-shadow:0 8px 20px rgba(22,163,74,.28)}
.qerr{color:#dc2626;font-size:13px;font-weight:600;margin-top:12px}
.callout{display:flex;gap:11px;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:13px;padding:15px;margin-top:18px;font-size:13.5px;line-height:1.45}

/* Sent */
.sent{text-align:center;padding:30px 8px}
.sent .ring{width:78px;height:78px;border-radius:50%;background:#dcfce7;color:var(--green);display:flex;align-items:center;justify-content:center;font-size:40px;margin:0 auto 18px}
.sent h2{font-size:23px;color:var(--navy)}
.sent p{color:var(--muted);margin-top:9px;font-size:14px;line-height:1.5}
.mockwrap{margin-top:22px;text-align:left;background:#f9fafb;border:1px solid var(--line);border-radius:14px;padding:16px;font-size:14px}
.mockwrap .mh{font-weight:700;color:var(--navy);margin-bottom:9px;font-size:11.5px;text-transform:uppercase;letter-spacing:.05em}
.mockwrap .ml{display:flex;justify-content:space-between;gap:12px;padding:4px 0;border-bottom:1px solid #eef0f5}
.mockwrap .ml:last-child{border:none}
.mtag{display:inline-block;background:#fef3c7;color:var(--amber);font-size:10.5px;font-weight:700;padding:2px 7px;border-radius:6px;margin-left:6px;vertical-align:middle}

@keyframes rise{to{opacity:1;transform:none}}
@media(min-width:560px){ .flow{padding-bottom:55vh} }