.demo { padding-top: 64px; }
.demo .head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 26px; }
.demo h2 { margin: 6px 0 0; }
.demo .lede { margin: 10px 0 0; }
.demo-controls { display: flex; gap: 8px; align-items: center; flex: none; }
.replay { display: inline-flex; align-items: center; gap: 8px; font: inherit; font-size: 13.5px; font-weight: 650; color: var(--ink-2); background: var(--surface); border: 1px solid var(--border-strong); border-radius: 10px; padding: 9px 15px; cursor: pointer; box-shadow: var(--shadow); transition: background .12s, color .12s, border-color .12s; }
.replay:hover { background: var(--surface-2); color: var(--ink); border-color: var(--ink-3); }
.replay svg { width: 15px; height: 15px; }

/* step rail */
.steprail { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin: 0 0 18px; }
.dstep { position: relative; text-align: left; background: var(--surface); border: 1px solid var(--border); border-radius: 11px; padding: 11px 13px 12px; cursor: pointer; font: inherit; color: var(--ink-3); box-shadow: var(--shadow); transition: border-color .2s, color .2s, box-shadow .2s, transform .2s; overflow: hidden; }
.dstep:hover { border-color: var(--border-strong); }
.dstep .n { display: inline-grid; place-items: center; width: 20px; height: 20px; border-radius: 6px; background: var(--surface-2); color: var(--ink-3); font-size: 11px; font-weight: 700; border: 1px solid var(--border); transition: all .2s; font-family: var(--mono); }
.dstep .nm { display: block; margin-top: 9px; font-size: 13px; font-weight: 650; letter-spacing: -0.01em; color: var(--ink-2); transition: color .2s; }
.dstep .dd { display: block; font-size: 11.5px; color: var(--ink-3); margin-top: 2px; line-height: 1.35; }
.dstep .prog { position: absolute; left: 0; bottom: 0; height: 3px; width: 0; background: var(--accent); transition: width .2s linear; }
.dstep.active { border-color: var(--accent); color: var(--ink); box-shadow: 0 6px 18px -6px rgba(36,86,230,0.28); }
.dstep.active .n { background: var(--accent); color: #fff; border-color: var(--accent); }
.dstep.active .nm { color: var(--ink); }
.dstep.done .n { background: var(--pos-soft); color: var(--pos); border-color: transparent; }
.dstep.done .n::after { content: "✓"; }
.dstep.done .n .num { display: none; }
@media (max-width: 860px) { .steprail { grid-template-columns: repeat(2, 1fr); } .dstep .dd { display: none; } }

/* frame */
.dframe { background: var(--surface); border: 1px solid var(--border-strong); border-radius: 16px; box-shadow: var(--shadow-pop); overflow: hidden; }
.dchrome { display: flex; align-items: center; gap: 8px; padding: 11px 16px; background: linear-gradient(180deg,#fbfcfe,#f4f6fa); border-bottom: 1px solid var(--border); }
.dchrome .tl { display: flex; gap: 6px; }
.dchrome .tl i { width: 11px; height: 11px; border-radius: 50%; background: #e2e6ee; display: block; }
.dchrome .tl i:nth-child(1){ background:#febfb8; } .dchrome .tl i:nth-child(2){ background:#fde3a7; } .dchrome .tl i:nth-child(3){ background:#bfe6c8; }
.dchrome .url { margin: 0 auto; font-size: 12px; color: var(--ink-3); background: var(--surface); border: 1px solid var(--border); border-radius: 7px; padding: 4px 14px; font-weight: 500; letter-spacing: .01em; font-family: var(--mono); }
.dchrome .url b { color: var(--ink-2); font-weight: 600; }

.dbody { padding: 18px; }
.dtop { display: flex; align-items: center; gap: 11px; flex-wrap: wrap; margin-bottom: 14px; }
.dtop .brand-mark { width: 30px; height: 30px; font-size: 13px; border-radius: 8px; }
.dtop .co { font-weight: 700; font-size: 14px; letter-spacing: -0.01em; }
.dtop .co span { color: var(--ink-3); font-weight: 550; }
.dfeeds { display: flex; gap: 6px; margin-left: auto; flex-wrap: wrap; }
.feed { display: inline-flex; align-items: center; gap: 6px; padding: 4px 11px; border-radius: 999px; font-size: 11px; font-weight: 600; background: var(--surface); color: var(--ink-3); border: 1px solid var(--border); opacity: .45; transform: translateY(-2px); transition: opacity .4s, transform .4s, color .4s, border-color .4s; }
.feed .fd { width: 6px; height: 6px; border-radius: 50%; background: var(--ink-3); flex: none; transition: background .4s; }
.feed.on { opacity: 1; transform: none; color: var(--ink-2); border-color: var(--border-strong); }
.feed.on .fd { background: #12b76a; box-shadow: 0 0 0 0 rgba(18,183,106,.5); animation: fdpulse 2.2s ease-out infinite; }
@keyframes fdpulse { 0%{box-shadow:0 0 0 0 rgba(18,183,106,.5);} 70%{box-shadow:0 0 0 5px rgba(18,183,106,0);} 100%{box-shadow:0 0 0 0 rgba(18,183,106,0);} }

/* kpis */
.dkpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 16px; }
@media (max-width: 600px) { .dkpis { grid-template-columns: repeat(2, 1fr); } }
.dkpi { background: var(--surface-2); border: 1px solid var(--border); border-radius: 11px; padding: 11px 13px; position: relative; }
.dkpi .kl { font-size: 9.5px; font-weight: 650; text-transform: uppercase; letter-spacing: .07em; color: var(--ink-3); margin-bottom: 5px; }
.dkpi .kv { font-size: 19px; font-weight: 750; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; line-height: 1.1; }
.pos { color: var(--pos); } .warn { color: var(--warn); }
.dkpi.cov { display: flex; align-items: center; gap: 11px; }
.dkpi.cov .ringwrap { position: relative; width: 46px; height: 46px; flex: none; }
.dkpi.cov svg { transform: rotate(-90deg); display: block; }
.dkpi.cov .rbg { stroke: var(--border); }
.dkpi.cov .rfg { stroke: var(--accent); stroke-linecap: round; transition: stroke-dashoffset 1.4s cubic-bezier(.4,0,.2,1), stroke 1.4s; }
.dkpi.cov.full .rfg { stroke: var(--pos); }
.dkpi.cov .rpct { position: absolute; inset: 0; display: grid; place-items: center; font-size: 12px; font-weight: 750; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.spark { display: block; margin-top: 5px; width: 100%; height: 22px; overflow: visible; }
.spark polyline { fill: none; stroke: var(--pos); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.chip-mini { display: inline-flex; align-items: center; gap: 5px; font-size: 11px; font-weight: 650; padding: 2px 8px; border-radius: 999px; }
.chip-mini.warn { background: var(--warn-soft); color: var(--warn); }
.chip-mini.pos { background: var(--pos-soft); color: var(--pos); }
.kv.flash { animation: kvflash .7s ease; }
@keyframes kvflash { 0%{ background: transparent; } 30%{ background: var(--accent-soft); } 100%{ background: transparent; } }

/* split: ledger + chase */
.dsplit { display: grid; grid-template-columns: 1.18fr 1fr; gap: 14px; align-items: start; }
@media (max-width: 820px) { .dsplit { grid-template-columns: 1fr; } }
.panel { border: 1px solid var(--border); border-radius: 13px; background: var(--surface); overflow: hidden; }
.panel .pt { display: flex; align-items: center; gap: 8px; padding: 11px 14px; border-bottom: 1px solid var(--border); font-size: 12px; font-weight: 650; color: var(--ink-2); background: var(--surface-2); }
.panel .pt .scan { margin-left: auto; font-size: 10.5px; font-weight: 600; color: var(--ink-3); display: inline-flex; align-items: center; gap: 6px; opacity: 0; transition: opacity .3s; }
.panel .pt .scan.on { opacity: 1; }
.panel .pt .scan i { width: 11px; height: 11px; border: 2px solid var(--border-strong); border-top-color: var(--accent); border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ledger rows */
.dledger { padding: 5px; }
.drow { display: flex; align-items: center; gap: 11px; padding: 10px 11px; border-radius: 9px; opacity: 0; transform: translateY(6px); transition: opacity .45s, transform .45s, background .3s, box-shadow .3s; }
.drow.in { opacity: 1; transform: none; }
.drow + .drow { margin-top: 1px; }
.drow .ic { width: 26px; height: 26px; border-radius: 7px; display: grid; place-items: center; font-size: 12px; font-weight: 700; flex: none; background: var(--surface-2); color: var(--ink-3); border: 1px solid var(--border); transition: all .35s; }
.drow .mid { min-width: 0; flex: 1; }
.drow .cp { font-size: 12.5px; font-weight: 600; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.drow .doc { font-size: 11px; color: var(--ink-3); margin-top: 1px; height: 14px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; transition: color .3s; }
.drow .doc .ok { color: var(--pos); font-weight: 600; }
.drow .amt { font-size: 12.5px; font-weight: 700; font-variant-numeric: tabular-nums; flex: none; letter-spacing: -.01em; }
.drow .amt.neg { color: var(--ink); } .drow .amt.pos { color: var(--pos); }
.drow .st { width: 20px; flex: none; display: grid; place-items: center; }
.drow .st .sp { width: 13px; height: 13px; border: 2px solid var(--border); border-top-color: var(--ink-3); border-radius: 50%; animation: spin .7s linear infinite; }
.drow .st .mk { width: 19px; height: 19px; border-radius: 50%; display: none; place-items: center; font-size: 11px; color: #fff; font-weight: 800; }
.drow.is-matched .ic { background: var(--pos-soft); color: var(--pos); border-color: transparent; }
.drow.is-matched .st .sp { display: none; }
.drow.is-matched .st .mk { display: grid; background: #16a34a; animation: pop .4s cubic-bezier(.2,1.4,.4,1); }
.drow.is-matched .st .mk::after { content: "✓"; }
.drow.is-gap { background: var(--neg-soft); box-shadow: inset 0 0 0 1px rgba(180,35,24,.18); }
.drow.is-gap .ic { background: #fde0dd; color: var(--neg); border-color: transparent; }
.drow.is-gap .doc { color: var(--neg); font-weight: 600; }
.drow.is-gap .st .sp { display: none; }
.drow.is-gap .st .mk { display: grid; background: var(--neg); animation: shake .5s; }
.drow.is-gap .st .mk::after { content: "!"; }
.drow.linked { box-shadow: inset 0 0 0 1.5px var(--neg); }
.drow.resolving .st .mk { animation: pop .4s cubic-bezier(.2,1.4,.4,1); }
@keyframes pop { 0%{ transform: scale(0); } 100%{ transform: scale(1); } }
@keyframes shake { 0%,100%{transform:translateX(0);} 20%{transform:translateX(-3px);} 40%{transform:translateX(3px);} 60%{transform:translateX(-2px);} 80%{transform:translateX(2px);} }

/* chase panel */
.dchase { min-height: 270px; display: flex; flex-direction: column; }
.dchase .idle { margin: auto; text-align: center; color: var(--ink-3); padding: 30px 20px; }
.dchase .idle .ring2 { width: 38px; height: 38px; border-radius: 50%; border: 2px dashed var(--border-strong); margin: 0 auto 12px; display: grid; place-items: center; color: var(--ink-3); }
.dchase .idle p { margin: 0; font-size: 12.5px; }
.chasehd { padding: 11px 14px; border-bottom: 1px solid var(--border); display: none; align-items: center; gap: 9px; background: linear-gradient(180deg,#fff,#fdf6f5); }
.chasehd.on { display: flex; }
.chasehd .av { width: 28px; height: 28px; border-radius: 8px; background: var(--neg-soft); color: var(--neg); display: grid; place-items: center; font-size: 13px; flex: none; }
.chasehd .who { font-size: 12.5px; font-weight: 700; }
.chasehd .meta { font-size: 11px; color: var(--ink-3); }
.chasehd .pill { margin-left: auto; font-size: 10px; font-weight: 700; padding: 3px 9px; border-radius: 999px; background: var(--warn-soft); color: var(--warn); }
.chasehd .pill.done { background: var(--pos-soft); color: var(--pos); }
.dchat { padding: 13px 14px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.dmsg { max-width: 88%; padding: 8px 12px; border-radius: 14px; font-size: 12.5px; line-height: 1.5; opacity: 0; transform: translateY(8px) scale(.98); animation: msgin .35s forwards; }
.dmsg.agent { align-self: flex-start; background: #f0f3f8; color: var(--ink); border-bottom-left-radius: 4px; }
.dmsg.user { align-self: flex-end; background: var(--accent); color: #fff; border-bottom-right-radius: 4px; }
.dmsg .who2 { display: block; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; opacity: .65; margin-bottom: 3px; }
.dmsg.agent .who2 { color: var(--accent); }
.dmsg b { font-weight: 700; }
.dmsg .file2 { display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,.2); border-radius: 7px; padding: 3px 9px; font-size: 11px; margin-top: 5px; font-weight: 600; }
.dmsg.agent .file2 { background: var(--surface); border: 1px solid var(--border); }
@keyframes msgin { to { opacity: 1; transform: none; } }
.dmsg.typing { padding: 11px 14px; }
.dmsg.typing .dots { display: inline-flex; gap: 3px; }
.dmsg.typing .dots i { width: 5px; height: 5px; border-radius: 50%; background: var(--ink-3); animation: td 1s infinite; }
.dmsg.typing .dots i:nth-child(2){ animation-delay:.16s; } .dmsg.typing .dots i:nth-child(3){ animation-delay:.32s; }
@keyframes td { 0%,60%,100%{ transform: translateY(0); opacity:.4; } 30%{ transform: translateY(-4px); opacity:1; } }
.caret::after { content: "▏"; color: var(--accent); animation: blink 1s steps(1) infinite; margin-left: -2px; }
@keyframes blink { 50% { opacity: 0; } }
.aliaschip { align-self: flex-start; max-width: 92%; display: inline-flex; align-items: center; gap: 8px; font-size: 11px; font-weight: 650; color: var(--accent-strong); background: var(--accent-soft); border: 1px solid #d7e2ff; border-radius: 10px; padding: 6px 12px; opacity: 0; transform: scale(.96); animation: msgin .4s forwards; line-height: 1.4; }
.aliaschip svg { width: 14px; height: 14px; flex: none; }

/* closing ribbon */
.ribbon { margin-top: 14px; display: none; align-items: center; gap: 12px; padding: 13px 16px; border-radius: 12px; background: linear-gradient(120deg, var(--pos-soft), #eaf7ff); border: 1px solid #cde7d6; opacity: 0; transform: translateY(8px); }
.ribbon.on { display: flex; animation: msgin .5s forwards; }
.ribbon .rk { width: 32px; height: 32px; border-radius: 9px; background: #16a34a; color: #fff; display: grid; place-items: center; font-size: 16px; flex: none; box-shadow: 0 6px 14px -4px rgba(22,163,74,.5); }
.ribbon .rt b { display: block; font-size: 14px; font-weight: 720; letter-spacing: -.01em; color: var(--ink); }
.ribbon .rt span { font-size: 12.5px; color: var(--ink-2); }
.ribbon .acct { margin-left: auto; font-size: 11.5px; font-weight: 650; color: var(--pos); background: var(--surface); border: 1px solid #cde7d6; border-radius: 999px; padding: 5px 12px; flex: none; }
@media (max-width: 560px) { .ribbon .acct { display: none; } }

.seeking .demo *, .seeking .demo *::before, .seeking .demo *::after { transition: none !important; animation: none !important; }
@media (prefers-reduced-motion: reduce) { .demo * { animation: none !important; transition: none !important; } }