/* AV x AI showcase: AI solution advisor + AI second brain. Used on index.html (#ai) and ai.html.
   All classes are prefixed ais-. Tokens come from site.css. */

.ais { margin: 72px 0 56px; display: grid; gap: 80px; }
.ais:only-child { margin: 0; }
.ais-block { display: grid; gap: 22px; min-width: 0; }
.ais-head { display: grid; gap: 10px; max-width: 720px; }
.ais-head h3 { font-size: clamp(24px, 3vw, 32px); }
.ais-head p { color: var(--grey); font-size: 17px; }

/* ------------------------------------------------------------ Advisor */
.ais-advisor {
  background: var(--white); border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow-lift);
  overflow: hidden; min-width: 0;
}
.ais-top {
  display: flex; align-items: center; gap: 12px; padding: 12px 18px; background: var(--mint);
  font-size: 13px; font-weight: 700; color: var(--grey);
}
.ais-dots { display: flex; gap: 5px; }
.ais-dots i { width: 9px; height: 9px; border-radius: 50%; background: #d7decf; }
.ais-dots i:first-child { background: var(--lime); }
.ais-tag {
  margin-left: auto; font-size: 11.5px; letter-spacing: .04em; color: var(--green);
  background: var(--white); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; white-space: nowrap;
}
.ais-body { padding: 26px 28px 24px; display: grid; gap: 20px; }
.ais-label { font-size: 12px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--green); }

.ais-scenarios { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: -8px; }
.ais-scn {
  display: flex; align-items: center; gap: 12px; text-align: left; font: inherit; color: var(--ink); cursor: pointer;
  padding: 13px 14px; border-radius: 14px; background: var(--white); border: 1.5px solid var(--line);
  transition: border-color .25s, background .25s, box-shadow .25s, transform .25s var(--ease);
}
.ais-scn:hover { border-color: #c5d6ae; transform: translateY(-2px); box-shadow: var(--shadow); }
.ais-scn:focus-visible { outline: 3px solid var(--lime); outline-offset: 2px; }
.ais-scn b { display: block; font-size: 15px; line-height: 1.25; }
.ais-scn small { display: block; font-size: 13px; color: var(--grey); line-height: 1.35; margin-top: 2px; }
.ais-scn-ic { width: 38px; height: 38px; flex: none; border-radius: 10px; background: var(--mint); color: var(--green); display: grid; place-items: center; transition: background .25s, color .25s; }
.ais-scn-ic svg { width: 20px; height: 20px; }
.ais-scn[aria-pressed="true"] { border-color: var(--green); background: var(--mint); box-shadow: inset 0 0 0 1px var(--green); }
.ais-scn[aria-pressed="true"] .ais-scn-ic { background: var(--green); color: var(--white); }

.ais-console { background: var(--mint); border-radius: 16px; padding: 16px 18px; display: grid; gap: 10px; min-height: 76px; }
.ais-brief { display: grid; grid-template-columns: 34px 1fr; gap: 12px; align-items: start; }
.ais-brief p { font-size: 15px; line-height: 1.5; padding-top: 6px; min-height: 1.5em; }
.ais-brief p b { color: var(--green); }
.ais-avatar { width: 34px; height: 34px; border-radius: 10px; background: var(--green); color: var(--white); display: grid; place-items: center; }
.ais-avatar svg { width: 18px; height: 18px; }
.ais-steps { list-style: none; margin: 0; padding: 0 0 0 46px; display: grid; gap: 6px; }
.ais-steps:empty { display: none; }
.ais-steps li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--grey); animation: ais-in .35s var(--ease); }
.ais-steps li.is-done { color: var(--ink); }
.ais-steps li.is-final { color: var(--green); font-weight: 700; }
.ais-tick { width: 18px; height: 18px; flex: none; border-radius: 50%; display: grid; place-items: center; }
.ais-tick svg { width: 12px; height: 12px; }
li:not(.is-done) > .ais-tick { border: 2px solid #cfdcbf; border-top-color: var(--green); animation: ais-spin .8s linear infinite; }
li:not(.is-done) > .ais-tick svg { display: none; }
li.is-done > .ais-tick { background: var(--lime); color: var(--white); }
.ais-caret-b { display: inline-block; width: 2px; height: 1.05em; background: var(--green); vertical-align: -2px; margin-left: 2px; animation: ais-blink 1s steps(1) infinite; }

.ais-results { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: stretch; }
.ais-results:empty { display: none; }
.ais-card {
  position: relative; display: flex; flex-direction: column; gap: 14px; min-width: 0;
  background: var(--white); border: 1px solid var(--line); border-radius: 18px; padding: 22px 22px 20px;
  box-shadow: var(--shadow); opacity: 0; transform: translateY(14px);
  transition: opacity .5s var(--ease), transform .5s var(--ease), box-shadow .3s;
}
.ais-card.is-in { opacity: 1; transform: none; }
.ais-card.is-rec { border: 2px solid var(--lime); box-shadow: 0 0 0 4px rgba(34, 197, 94, .12), var(--shadow-lift); padding: 21px 21px 19px; }
.ais-rec-badge {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 6px; margin: -4px 0 -2px;
  font-size: 12px; font-weight: 700; color: var(--white); background: var(--green); border-radius: 999px; padding: 5px 12px 5px 9px;
}
.ais-rec-badge svg { width: 14px; height: 14px; }
.ais-card-h { display: flex; align-items: center; gap: 12px; }
.ais-letter { width: 32px; height: 32px; flex: none; border-radius: 9px; background: var(--mint-2); color: var(--green); font-weight: 700; display: grid; place-items: center; font-size: 15px; }
.is-rec .ais-letter { background: var(--lime); color: var(--white); }
.ais-card h4 { font-size: 18px; line-height: 1.2; margin: 0; }
.ais-sum { font-size: 14.5px; color: var(--grey); line-height: 1.5; }
.ais-why { font-size: 14px; line-height: 1.5; background: var(--mint); border-left: 3px solid var(--lime); border-radius: 0 10px 10px 0; padding: 9px 12px; }
.ais-why b { color: var(--green); }
.ais-k { font-size: 11.5px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--green); margin-bottom: 6px; }
.ais-sec p:not(.ais-k) { font-size: 14px; line-height: 1.5; color: var(--ink); }
.ais-sec ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 5px; }
.ais-sec li { position: relative; padding-left: 16px; font-size: 14px; line-height: 1.45; }
.ais-sec li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 6px; height: 6px; border-radius: 50%; background: var(--lime); }
.ais-sec.is-trade p:not(.ais-k) { color: var(--grey); }

.ais-meters { margin: auto 0 0; padding-top: 14px; border-top: 1px solid var(--line); display: grid; gap: 9px; }
.ais-m { display: grid; grid-template-columns: 100px 1fr; align-items: center; gap: 10px; }
.ais-m dt { font-size: 13px; color: var(--grey); }
.ais-m dd { margin: 0; display: flex; align-items: center; gap: 10px; min-width: 0; }
.ais-m dd b { flex: none; width: 74px; font-size: 12.5px; text-align: right; color: var(--ink); white-space: nowrap; }
.ais-seg { flex: 1; display: flex; gap: 3px; min-width: 0; }
.ais-seg i { flex: 1; height: 8px; border-radius: 3px; background: #e6ece0; transition: background .35s var(--ease); }
.ais-seg.is-good i.on { background: var(--lime); }
.ais-seg.is-load i.on { background: #9aa58f; }
.is-rec .ais-seg.is-good i.on { background: var(--green); }

.ais-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px 24px; padding-top: 4px; }
.ais-disclaimer { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--grey); max-width: 640px; line-height: 1.5; }
.ais-disclaimer svg { width: 18px; height: 18px; flex: none; color: var(--green); margin-top: 1px; }

/* ------------------------------------------------------------ Second brain */
.ais-brain {
  --ais-glow: #a6e05a; --ais-teal: #5fd0c2; --ais-text: #e4f0ea; --ais-muted: #9fbab2;
  position: relative; overflow: hidden; border-radius: 24px; color: var(--ais-text);
  background:
    radial-gradient(ellipse 60% 70% at 72% 50%, rgba(46, 140, 130, .28) 0%, rgba(46, 140, 130, 0) 70%),
    radial-gradient(ellipse 50% 60% at 10% 0%, rgba(34, 197, 94, .14) 0%, rgba(34, 197, 94, 0) 70%),
    linear-gradient(160deg, #0c2731 0%, #081b24 55%, #051118 100%);
  box-shadow: 0 2px 4px rgba(5, 20, 25, .2), 0 24px 60px rgba(5, 25, 30, .28);
  display: grid; grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr); gap: 24px; padding: 44px 40px 44px 48px;
}
.ais-brain::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: radial-gradient(rgba(160, 220, 200, .16) 1px, transparent 1px); background-size: 22px 22px;
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 70% 50%, #000 0%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 80% at 70% 50%, #000 0%, transparent 75%);
}
.ais-brain > * { position: relative; }
.ais-brain-copy { display: flex; flex-direction: column; gap: 16px; justify-content: center; min-width: 0; }
.ais-concept {
  align-self: flex-start; font-size: 11.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ais-glow); border: 1px solid rgba(166, 224, 90, .35); border-radius: 999px; padding: 4px 11px;
}
.ais-brain h3 { font-size: clamp(26px, 3vw, 34px); color: #fff; letter-spacing: -.015em; }
.ais-brain-copy > p { color: var(--ais-muted); font-size: 17px; max-width: 420px; }

.ais-ask {
  margin-top: 6px; border: 1px solid rgba(95, 208, 194, .22); border-radius: 16px; padding: 14px 16px;
  background: rgba(4, 16, 22, .55); display: grid; gap: 10px; min-height: 172px; align-content: start;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04);
}
.ais-ask-row { display: grid; grid-template-columns: 62px 1fr; gap: 10px; align-items: baseline; font-size: 15px; line-height: 1.5; }
.ais-ask-k { font-size: 11px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--ais-muted); }
.ais-ask-q .ais-ask-t { color: #fff; }
.ais-ask-a .ais-ask-t { color: var(--ais-glow); }
.ais-ask-a .ais-ask-k { color: var(--ais-teal); }
.ais-ask-src { font-size: 12.5px; color: var(--ais-muted); padding-left: 72px; min-height: 1.5em; transition: opacity .4s; }
.ais-ask-src.is-off { opacity: 0; }
.ais-caret { display: inline-block; width: 2px; height: 1.05em; margin-left: 3px; vertical-align: -2px; background: var(--ais-teal); animation: ais-blink 1s steps(1) infinite; }
.ais-caret.is-off { visibility: hidden; }
.ais-think { display: inline-flex; gap: 4px; vertical-align: middle; }
.ais-think i { width: 5px; height: 5px; border-radius: 50%; background: var(--ais-teal); animation: ais-dot 1s infinite; }
.ais-think i:nth-child(2) { animation-delay: .15s; }
.ais-think i:nth-child(3) { animation-delay: .3s; }

.ais-points { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.ais-points li { display: flex; gap: 10px; align-items: center; font-size: 14.5px; color: var(--ais-muted); }
.ais-points svg { width: 16px; height: 16px; flex: none; color: var(--ais-glow); }

.ais-stage { position: relative; height: 460px; min-width: 0; }
.ais-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.ais-sources {
  position: absolute; inset: 0; list-style: none; margin: 0; padding: 0; pointer-events: none;
  display: grid; grid-template-columns: minmax(0, 158px) 1fr minmax(0, 158px); grid-template-rows: repeat(3, 1fr);
}
.ais-src {
  display: flex; align-items: center; gap: 0; align-self: center; min-width: 0;
  font-size: 13.5px; font-weight: 700; line-height: 1.25; color: #cfe3db; transition: color .4s;
}
.ais-pill {
  display: inline-flex; align-items: center; gap: 8px; min-width: 0;
  padding: 7px 11px; border-radius: 10px; border: 1px solid rgba(95, 208, 194, .22); background: rgba(8, 30, 38, .78);
  transition: border-color .4s, background .4s, box-shadow .4s;
}
.ais-pill svg { width: 16px; height: 16px; flex: none; color: var(--ais-teal); transition: color .4s; }
.ais-node {
  width: 10px; height: 10px; flex: none; border-radius: 50%; background: #0b2630; border: 2px solid var(--ais-teal);
  box-shadow: 0 0 0 4px rgba(95, 208, 194, .1); transition: background .4s, border-color .4s, box-shadow .4s;
}
.ais-src::after { content: ""; flex: none; width: 10px; height: 1px; background: rgba(95, 208, 194, .35); order: 2; }
.ais-src.is-on { color: #fff; }
.ais-src.is-on .ais-pill { border-color: rgba(166, 224, 90, .6); background: rgba(34, 62, 28, .78); box-shadow: 0 0 18px rgba(166, 224, 90, .18); }
.ais-src.is-on .ais-pill svg { color: var(--ais-glow); }
.ais-src.is-on .ais-node { background: var(--ais-glow); border-color: var(--ais-glow); box-shadow: 0 0 0 5px rgba(166, 224, 90, .16), 0 0 14px rgba(166, 224, 90, .7); }
/* Desktop: three sources left, three right, each node faces the core */
.ais-src[data-src="0"], .ais-src[data-src="1"], .ais-src[data-src="2"] { grid-column: 1; justify-content: flex-end; }
.ais-src[data-src="0"] .ais-pill, .ais-src[data-src="1"] .ais-pill, .ais-src[data-src="2"] .ais-pill { order: 1; }
.ais-src[data-src="0"] .ais-node, .ais-src[data-src="1"] .ais-node, .ais-src[data-src="2"] .ais-node { order: 3; }
.ais-src[data-src="3"], .ais-src[data-src="4"], .ais-src[data-src="5"] { grid-column: 3; justify-content: flex-start; }
.ais-src[data-src="3"] .ais-node, .ais-src[data-src="4"] .ais-node, .ais-src[data-src="5"] .ais-node { order: 1; }
.ais-src[data-src="3"] .ais-pill, .ais-src[data-src="4"] .ais-pill, .ais-src[data-src="5"] .ais-pill { order: 3; }
.ais-src[data-src="0"], .ais-src[data-src="3"] { grid-row: 1; }
.ais-src[data-src="1"], .ais-src[data-src="4"] { grid-row: 2; }
.ais-src[data-src="2"], .ais-src[data-src="5"] { grid-row: 3; }

.ais-sr { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

@keyframes ais-in { from { opacity: 0; transform: translateY(-4px); } }
@keyframes ais-spin { to { transform: rotate(360deg); } }
@keyframes ais-blink { 50% { opacity: 0; } }
@keyframes ais-dot { 50% { opacity: .25; transform: translateY(-2px); } }

@media (prefers-reduced-motion: reduce) {
  .ais-card { opacity: 1; transform: none; }
  .ais-caret, .ais-caret-b { animation: none; }
}

/* ------------------------------------------------------------ Responsive */
@media (max-width: 1080px) {
  .ais-scenarios { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ais-results { grid-template-columns: 1fr; max-width: 640px; }
  .ais-brain { grid-template-columns: 1fr; padding: 38px 36px; gap: 8px; }
  .ais-brain-copy > p { max-width: none; }
  .ais-ask { min-height: 150px; }
}
@media (max-width: 720px) {
  .ais { margin: 56px 0 40px; gap: 64px; }
  .ais-head p { font-size: 16px; }
  .ais-top { padding: 11px 14px; }
  .ais-body { padding: 18px 16px 18px; gap: 16px; }
  .ais-scenarios { gap: 8px; }
  .ais-scn { flex-direction: column; align-items: flex-start; gap: 8px; padding: 12px; }
  .ais-scn-ic { width: 32px; height: 32px; }
  .ais-scn b { font-size: 14.5px; }
  .ais-scn small { font-size: 12.5px; }
  .ais-console { padding: 14px; }
  .ais-brief { grid-template-columns: 30px 1fr; gap: 10px; }
  .ais-avatar { width: 30px; height: 30px; }
  .ais-brief p { font-size: 14.5px; padding-top: 4px; }
  .ais-steps { padding-left: 0; }
  .ais-steps li { font-size: 13.5px; align-items: flex-start; }
  .ais-card { padding: 18px 16px 16px; }
  .ais-card.is-rec { padding: 17px 15px 15px; }
  .ais-m { grid-template-columns: 92px 1fr; gap: 8px; }
  .ais-m dd { gap: 8px; }
  .ais-m dd b { width: 68px; }
  .ais-foot .btn { width: 100%; justify-content: center; }

  .ais-brain { padding: 28px 18px 22px; border-radius: 20px; }
  .ais-ask-row { grid-template-columns: 1fr; gap: 2px; font-size: 14.5px; }
  .ais-ask-src { padding-left: 0; }
  .ais-ask { min-height: 196px; padding: 12px 14px; }
  .ais-stage { height: 430px; margin: 4px -6px 0; }
  .ais-sources { grid-template-columns: repeat(3, minmax(0, 1fr)); grid-template-rows: auto 1fr auto; column-gap: 6px; }
  .ais-src, .ais-src[data-src] { flex-direction: column; justify-content: flex-start; text-align: center; font-size: 12px; }
  .ais-src::after { width: 1px; height: 8px; }
  .ais-pill { flex-direction: column; gap: 4px; padding: 7px 6px; width: 100%; }
  .ais-src[data-src="0"], .ais-src[data-src="1"], .ais-src[data-src="2"] { grid-row: 1; align-self: stretch; }
  .ais-src[data-src="3"], .ais-src[data-src="4"], .ais-src[data-src="5"] { grid-row: 3; align-self: stretch; }
  .ais-pill { flex: 1 1 auto; justify-content: center; }
  .ais-src[data-src="0"], .ais-src[data-src="3"] { grid-column: 1; }
  .ais-src[data-src="1"], .ais-src[data-src="4"] { grid-column: 2; }
  .ais-src[data-src="2"], .ais-src[data-src="5"] { grid-column: 3; }
}