/* =========================================================================
   NIKSUN — home hero: rotating "answer-first" card (security ⇄ performance).
   Self-contained; uses site.css design tokens (--cyan/--blue/--blue-bright/
   --sans/--mono/--ease). Replaces the convergence/investigate hero animation.
   Backup of the old hero + its convergence.js/convergence.css/investigate.*
   assets are kept for rollback — see CHANGELOG R110.
   ========================================================================= */

/* headline lines are owned by convergence.css (act-highlighting is restored) */

/* ---- rotator shell ---- */
.hr{max-width:1060px;margin:38px auto 0;padding:0 24px}
/* when wrapped by the hero intro's .theater, the card fills it and starts hidden
   until the "Answered by AI." morph reveals it (hero-intro.js) */
.cl-hero .theater .hr{margin:0;padding:0;max-width:100%;opacity:0;transform:scale(.955);transform-origin:50% 42%;
  transition:opacity .6s ease .12s,transform .75s cubic-bezier(.4,0,.2,1) .12s}
.hr-viewport{position:relative;height:auto;transition:height .5s var(--ease)}
.hr-slide{position:absolute;inset:0 0 auto 0;width:100%;opacity:0;transform:translateX(46px) scale(.985);
  pointer-events:none;z-index:1;transition:opacity .5s var(--ease),transform .6s var(--ease)}
.hr-slide.active{opacity:1;transform:none;pointer-events:auto;z-index:2}
.hr-slide.leaving{opacity:0;transform:translateX(-46px) scale(.985)}

/* card shell (dark console, both themes) */
.hr-con{position:relative;background:linear-gradient(180deg,#0b2237,#06182b);border:1px solid rgba(79,176,230,.2);border-radius:20px;
  overflow:hidden;box-shadow:0 50px 110px -44px rgba(10,37,64,.55),0 0 84px -14px rgba(46,151,215,.42),0 0 0 1px rgba(46,151,215,.14)}
:root[data-theme="dark"] .hr-con{box-shadow:0 50px 110px -50px rgba(0,0,0,.7),0 0 64px -18px rgba(79,176,230,.22)}
.hr-con::after{content:'';position:absolute;inset:0;pointer-events:none;background:radial-gradient(60% 50% at 78% 0,rgba(22,190,220,.10),transparent 60%)}

/* top bar */
.hr-top{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid rgba(79,176,230,.16);background:rgba(255,255,255,.025);position:relative;z-index:1}
.hr-brand{display:flex;align-items:center;gap:8px;font-weight:700;letter-spacing:-.01em;font-size:13px;color:#fff}
.hr-brand img{width:18px;height:18px}
.hr-brand .hr-ol{width:auto;height:11px;display:inline-block}
.hr-brand .hr-div{width:1px;height:13px;background:rgba(255,255,255,.18);flex:none;margin:0 3px}
@media(max-width:600px){.hr-brand .hr-ol{height:9px}}
.hr-live{margin-left:auto;display:flex;align-items:center;gap:6px;font:600 10.5px/1 var(--mono);color:var(--blue-bright)}
.hr-live .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 9px var(--cyan);animation:hrPulse 1.6s ease-in-out infinite}
.hr-live.alert{color:#FF6B6E}
.hr-live.alert .dot{background:#FF6B6E;box-shadow:0 0 9px #FF6B6E}
@keyframes hrPulse{0%,100%{opacity:1}50%{opacity:.25}}

/* question bar */
.pl-searchrow{padding:22px 20px 6px;position:relative;z-index:1}
.pl-search{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.05);border:1px solid rgba(79,176,230,.32);border-radius:12px;padding:15px 17px;max-width:760px;margin:0 auto}
.pl-search .mag{flex:none;width:16px;height:16px;border:2px solid var(--blue-bright);border-radius:50%;position:relative}
.pl-search .mag::after{content:'';position:absolute;right:-4px;bottom:-4px;width:7px;height:2px;background:var(--blue-bright);transform:rotate(45deg);border-radius:2px}
.pl-search .q{flex:1;font:600 16px/1.35 var(--sans);color:#fff;text-align:start}
.pl-search .go{flex:none;font:600 12px/1 var(--sans);color:#0a2540;background:var(--blue-bright);border:0;border-radius:8px;padding:10px 14px;cursor:pointer}
@media(max-width:560px){.pl-search{flex-wrap:wrap}.pl-search .q{font-size:14.5px;flex:1 1 100%}}

/* plain answer */
.pl-answer{position:relative;z-index:2;margin:18px 20px 22px;border-radius:16px;overflow:hidden;background:linear-gradient(120deg,#0b3a52,#0a2540);border:1px solid rgba(22,190,220,.34)}
.pl-answer.sec{background:linear-gradient(120deg,#241a2e,#171022);border-color:rgba(160,132,220,.4)}
.pl-answer .mh{display:flex;align-items:center;gap:11px;padding:14px 18px;border-bottom:1px solid rgba(22,190,220,.2)}
.pl-answer.sec .mh{border-color:rgba(160,132,220,.28)}
.pl-answer .mh .av{width:30px;height:30px;border-radius:9px;background:linear-gradient(150deg,var(--cyan),var(--blue));display:grid;place-items:center;color:#fff;font:800 13px/1 var(--sans);box-shadow:0 0 18px rgba(22,190,220,.5)}
.pl-answer .mh img.av{object-fit:cover;object-position:center top}
.pl-answer .mh b{font-size:14px;color:#fff}
.pl-answer .mh .vr{font:600 10px/1 var(--mono);color:#7BE0B0;background:rgba(123,224,176,.12);border:1px solid rgba(123,224,176,.3);padding:6px 10px;border-radius:6px;margin-left:auto;letter-spacing:.03em}
.pl-answer.sec .mh .vr{color:#ffb4b5;background:rgba(255,107,110,.14);border-color:rgba(255,107,110,.34)}
.pl-answer .mb{padding:18px}
.pl-answer .exp{font-size:18px;line-height:1.55;color:#EAF2F9;letter-spacing:-.01em}
.pl-answer .exp b{color:#fff}
.pl-answer .exp .ok{color:#7BE0B0;font-weight:700}
.pl-answer .exp .cause{color:#8FD4EE;font-weight:700}
.pl-answer .exp .bad{color:#FF8A8D;font-weight:700}
@media(max-width:560px){.pl-answer .exp{font-size:16px}.pl-answer{margin-left:14px;margin-right:14px}.pl-searchrow{padding-left:14px;padding-right:14px}}

/* outcome tiles */
.pl-outcomes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}
@media(max-width:640px){.pl-outcomes{grid-template-columns:1fr}}
.pl-oc{background:rgba(255,255,255,.05);border:1px solid rgba(79,176,230,.22);border-radius:11px;padding:13px 14px}
.pl-oc .v{font:800 20px/1 var(--sans);color:#fff;letter-spacing:-.02em;display:flex;align-items:baseline;gap:5px}
.pl-oc .v .u{font-size:12px;color:var(--blue-bright);font-weight:600}
.pl-oc .l{font:500 11.5px/1.4 var(--sans);color:#AFC6DA;margin-top:7px}
.pl-oc.good .v{color:#7BE0B0}
.pl-oc.warn .v{color:#FF8A8D}

/* recommendation */
.pl-reco{margin-top:16px;background:rgba(255,255,255,.04);border:1px dashed rgba(79,176,230,.4);border-radius:12px;padding:14px 16px}
.pl-reco .rk{font:700 9.5px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--blue-bright);display:flex;align-items:center;gap:7px;margin-bottom:8px}
.pl-answer.sec .pl-reco{border-color:rgba(255,138,141,.4)}
.pl-answer.sec .pl-reco .rk{color:#ffb4b5}
.pl-reco .rt{font:600 14px/1.5 var(--sans);color:#EAF2F9}
.pl-reco .rt b{color:#fff}

.pl-acts{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.pl-acts button{font:700 13px/1 var(--sans);border-radius:9px;padding:12px 18px;border:1px solid transparent;display:inline-flex;align-items:center;gap:8px;cursor:pointer;transition:.2s}
.pl-fix{background:var(--blue-bright);color:#06182b}
.pl-fix:hover{filter:brightness(1.06)}
.pl-answer.sec .pl-fix{background:#FF5A5D;color:#fff}
.pl-proofbtn{background:rgba(255,255,255,.07);color:#fff;border-color:rgba(255,255,255,.22)}
.pl-proofbtn:hover{background:rgba(255,255,255,.13)}
.pl-fix[disabled]{background:rgba(123,224,176,.16);color:#7BE0B0;border-color:rgba(123,224,176,.34);cursor:default;filter:none}
.pl-answer.sec .pl-fix[disabled]{background:rgba(123,224,176,.16);color:#7BE0B0;border-color:rgba(123,224,176,.34)}

/* action-taken result */
.pl-result{display:none;margin-top:16px;border-top:1px solid rgba(123,224,176,.24);padding-top:16px}
.pl-answer.applied .pl-result{display:block;animation:hrPop .45s var(--ease)}
.pl-answer.applied .pl-reco,.pl-answer.applied .pl-fix{display:none}
@keyframes hrPop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.pl-result .rh{display:flex;align-items:center;gap:9px;font:800 15px/1 var(--sans);color:#7BE0B0;margin-bottom:12px}
.pl-result .rh .ck{width:22px;height:22px;border-radius:50%;background:#1F8A5B;color:#fff;display:grid;place-items:center;font-size:12px;flex:none}
.pl-did{list-style:none;display:flex;flex-direction:column;gap:9px;margin:0;padding:0}
.pl-did li{display:flex;gap:10px;font:500 13.5px/1.45 var(--sans);color:#C5D6E5}
.pl-did li .d{flex:none;width:16px;height:16px;border-radius:50%;background:rgba(123,224,176,.18);color:#7BE0B0;display:grid;place-items:center;font-size:10px;margin-top:1px}
.pl-did li b{color:#fff}
.pl-verified{margin-top:13px;font:600 13px/1.5 var(--sans);color:#EAF2F9;background:rgba(123,224,176,.08);border:1px solid rgba(123,224,176,.24);border-radius:10px;padding:11px 13px}
.pl-verified b{color:#7BE0B0}

/* ---- proof panel (clean, flat, modern) ---- */
.pl-proof{display:none;margin:16px 20px 20px;position:relative;z-index:1}
.hr-con.proof-open .pl-proof{display:block;animation:hrPop .45s var(--ease)}
@media(max-width:560px){.pl-proof{margin-left:14px;margin-right:14px}}
.pl-proof .ph{font:700 12.5px/1 var(--sans);letter-spacing:.01em;color:#cfe0ee;margin-bottom:12px}
.pl-proof-grid{display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.022);border:1px solid rgba(79,176,230,.14);border-radius:14px;overflow:hidden}
@media(max-width:860px){.pl-proof-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.pl-proof-grid{grid-template-columns:1fr}}
.pl-pc{padding:14px 15px;border-left:1px solid rgba(79,176,230,.1)}
.pl-pc:first-child{border-left:0}
@media(max-width:860px){.pl-pc{border-left:0;border-top:1px solid rgba(79,176,230,.1)}.pl-pc:first-child,.pl-pc:nth-child(2){border-top:0}}
@media(max-width:480px){.pl-pc:nth-child(2){border-top:1px solid rgba(79,176,230,.1)}}
.pl-pc .k{font:700 9px/1 var(--mono);letter-spacing:.12em;color:#7f9bb2;margin-bottom:8px}
.pl-pc .pv{font:600 11px/1.45 var(--mono);color:#d3e1ee}
.pl-pc .pv b{color:#fff}
.pl-srcline{margin-top:12px;font:500 10.5px/1.5 var(--mono);color:#6a869c;letter-spacing:.03em}

/* ---- scenario tabs (dots + labels + progress) ---- */
.hr-tabs{display:flex;justify-content:center;gap:10px;margin-top:22px}
.hr-tab{position:relative;display:flex;flex-direction:column;align-items:center;gap:9px;background:transparent;border:0;cursor:pointer;
  padding:4px 6px 0;font:700 13px/1 var(--sans);color:var(--muted);transition:color .25s}
.hr-tab .hr-tab-t{display:flex;align-items:center;gap:8px}
.hr-tab .hr-tab-t::before{content:'';width:8px;height:8px;border-radius:50%;background:currentColor;opacity:.4;transition:opacity .25s,transform .25s}
.hr-tab:hover{color:var(--ink-soft)}
.hr-tab.active{color:var(--blue-action)}
:root[data-theme="dark"] .hr-tab.active{color:var(--blue-bright)}
.hr-tab.active .hr-tab-t::before{opacity:1;transform:scale(1.15)}
.hr-prog{display:block;width:96px;height:3px;border-radius:3px;background:var(--paper-3);overflow:hidden}
:root[data-theme="dark"] .hr-prog{background:rgba(255,255,255,.1)}
.hr-prog i{display:block;height:100%;width:0;border-radius:3px;background:linear-gradient(90deg,var(--blue),var(--cyan));transform-origin:left}
/* color-code the scenario tabs: security = red, performance = green */
.hr-tab[data-go="security"].active,:root[data-theme="dark"] .hr-tab[data-go="security"].active{color:#FF6B6E}
.hr-tab[data-go="performance"].active,:root[data-theme="dark"] .hr-tab[data-go="performance"].active{color:#1F9E63}
:root[data-theme="dark"] .hr-tab[data-go="performance"].active{color:#3BD98A}
.hr-tab[data-go="security"] .hr-prog i{background:linear-gradient(90deg,#FF5A5D,#FF8A8D)}
.hr-tab[data-go="performance"] .hr-prog i{background:linear-gradient(90deg,#1F9E63,#3BD98A)}
.hr-tab.active .hr-prog i{width:100%}
/* animated fill while auto-advancing (JS sets the animation on the active tab) */
@keyframes hrProg{from{width:0}to{width:100%}}
.hr-tabs.stopped .hr-prog i,.hr-tabs.stopped .hr-tab.active .hr-prog i{animation:none}
.hr-tabs.stopped .hr-tab:not(.active) .hr-prog i{width:0}

/* per-example entrance sequence — hero.js adds .seq to the active slide, then .in on each part in turn */
.pl-search .q.typing::after{content:'';display:inline-block;width:2px;height:1em;background:var(--cyan);margin-left:2px;vertical-align:-2px;animation:hrCaret 1s step-end infinite}
@keyframes hrCaret{50%{opacity:0}}
.hr-slide.seq .pl-answer{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.hr-slide.seq .pl-answer.in{opacity:1;transform:none}
.hr-slide.seq .pl-oc{opacity:0;transform:translateY(10px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.hr-slide.seq .pl-oc.in{opacity:1;transform:none}
.hr-slide.seq .pl-reco,.hr-slide.seq .pl-acts{opacity:0;transform:translateY(10px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.hr-slide.seq .pl-reco.in,.hr-slide.seq .pl-acts.in{opacity:1;transform:none}

@media(prefers-reduced-motion:reduce){
  .cl-hero .theater .hr{transition:none}
  .pl-search .q.typing::after{display:none}
  .hr-slide.seq .pl-answer,.hr-slide.seq .pl-oc,.hr-slide.seq .pl-reco,.hr-slide.seq .pl-acts{opacity:1!important;transform:none!important}
  .hr-slide{transition:opacity .3s ease;transform:none!important}
  .hr-viewport{transition:none}
  .hr-live .dot{animation:none}
  .hr-prog i{animation:none!important}
}