/* shanvic-clarity — viewer.css : the presentation engine (watch page + inline) */
.scv [hidden]{display:none!important} /* hidden must beat display:flex on cover/end card */
.scv{--scv-ink:#06151f;--scv-cream:#f7f4ec;--scv-mint:#97e2be;--scv-mut:#9fbcc7;container-type:inline-size}
.scv-hud{position:relative;z-index:6;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;padding:12px 14px;background:var(--scv-ink);border:1px solid #1d4459;border-bottom:0;border-radius:14px 14px 0 0;pointer-events:none}
.scv-hud>*{pointer-events:auto}
.scv-chip{position:static;min-width:0;font-size:.76rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;padding:6px 12px;border:1px solid var(--scv-mint);border-radius:999px;color:var(--scv-mint);background:rgba(6,21,31,.72);transition:opacity .4s ease;white-space:nowrap}
.scv-def{position:absolute;left:14px;right:14px;bottom:14px;z-index:1;margin:0;font-size:.92rem;font-style:italic;line-height:1.45;color:var(--scv-cream);background:linear-gradient(0deg,rgba(6,21,31,.82),rgba(6,21,31,0));padding:22px 14px 12px;opacity:0;transform:translateY(6px);transition:opacity .5s ease,transform .5s ease}
.scv-def.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.scv-def{transition:none}}
.scv-stage{position:relative;width:100%;aspect-ratio:16/9;min-height:320px;container-type:inline-size;background:var(--scv-ink);border-radius:0 0 14px 14px;overflow:hidden;border:1px solid #1d4459;border-top:0;transition:min-height .28s ease}
.scv-canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.scv-cover{position:absolute;inset:0;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:10px;padding:8%;background:linear-gradient(120deg,rgba(6,21,31,.88),rgba(6,21,31,.55));transition:opacity .5s ease;z-index:2}
.scv-cover.is-hidden{opacity:0;pointer-events:none}
.scv-cover__kicker{margin:0;font-size:.78rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--scv-mint)}
.scv-cover__title{margin:0 0 14px;font-size:clamp(1.4rem,3.5vw,2.4rem);font-weight:800;color:#fff;line-height:1.15}
.scv-play-big{width:72px;height:72px;border-radius:50%;border:0;cursor:pointer;background:#33a85e;display:grid;place-items:center;transition:transform .15s ease}
.scv-play-big:hover{transform:scale(1.06)}
.scv-play-big span{width:0;height:0;border-style:solid;border-width:13px 0 13px 22px;border-color:transparent transparent transparent #06251a;margin-left:5px}
.scv-end{position:absolute;inset:0;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start;gap:14px;padding:34px 7%;overflow-y:auto;background:linear-gradient(120deg,rgba(6,21,31,.98),rgba(6,21,31,.88));z-index:2}
.scv-end__title{margin:0;font-size:clamp(1.2rem,2.8vw,1.8rem);font-weight:800;color:#fff}
.scv-end__row{display:flex;gap:10px;flex-wrap:wrap;max-width:900px}
.scv-end__note{margin:0;color:var(--scv-mint);font-weight:700;font-size:.95rem}
.scv-btn{display:inline-flex;align-items:center;gap:.5em;font:inherit;font-weight:800;font-size:.92rem;padding:11px 20px;border-radius:999px;border:0;cursor:pointer;background:#33a85e;color:#06251a;text-decoration:none}
.scv-btn:hover{filter:brightness(1.06)}
.scv-btn--ghost{background:transparent;border:1.5px solid #2a5065;color:#cfe4ec}
.scv-caption{padding:16px 4px 4px;max-width:70ch;font-size:1.02rem;line-height:1.6;color:#e7f1f5;min-height:4.2em;margin:0}
.scv-bar{display:flex;align-items:center;gap:14px;padding:10px 0 0;width:100%}
.scv-track{flex:1;height:5px;background:#16394f;border-radius:999px;position:relative;cursor:pointer}
.scv-track i{position:absolute;left:0;top:0;bottom:0;background:var(--scv-mint);border-radius:999px;width:0}
.scv-time{color:var(--scv-mut);font-size:.82rem;font-variant-numeric:tabular-nums;min-width:86px;text-align:right}
.scv-nav{font:inherit;font-weight:800;font-size:1.4rem;line-height:1;width:40px;height:40px;border-radius:50%;border:1.5px solid #2a5065;background:transparent;color:#cfe4ec;cursor:pointer;display:grid;place-items:center;padding:0}
.scv-nav:hover{border-color:var(--scv-mint);color:#fff}
.scv-dots{flex:1;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap}
.scv-dot{width:11px;height:11px;padding:0;border-radius:50%;border:1.5px solid #35617a;background:transparent;cursor:pointer;transition:transform .15s ease,background .3s ease,border-color .3s ease}
.scv-dot:hover{transform:scale(1.2);border-color:var(--scv-mint)}
.scv-dot.is-done{background:#35617a}
.scv-dot.is-on{background:var(--scv-mint);border-color:var(--scv-mint);transform:scale(1.25)}
@media (max-width:700px){.scv-bar{flex-wrap:wrap}.scv-caption{font-size:.95rem}.scv-nav{width:36px;height:36px}}
@media (prefers-reduced-motion:reduce){.scv-cover{transition:none}}

/* ---- evidence-led presentation choreography ---- */
.scv-cover,.scv-end{z-index:10}
.scv-stage .scv-canvas{transition:opacity .55s ease,filter .55s ease}
.scv-stage.is-revelation .scv-canvas{opacity:.16;filter:blur(1px)}
.scv-stage.is-revelation .scv-def{opacity:0}
.scv-research-badge{position:static;white-space:nowrap;border:1px solid rgba(151,226,190,.44);border-radius:999px;background:rgba(6,21,31,.82);color:var(--scv-mint);font:inherit;font-size:.72rem;font-weight:800;padding:7px 11px;cursor:pointer}
.scv-research-badge:hover{border-color:var(--scv-mint);color:#fff}
.scv-trail{position:static;display:flex;align-items:center;justify-self:stretch;min-width:0;gap:0;list-style:none;margin:0;padding:0;max-width:none;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;border:1px solid rgba(151,226,190,.18);border-radius:999px;background:rgba(6,21,31,.72);backdrop-filter:blur(8px)}
.scv-trail::-webkit-scrollbar{display:none}
.scv-trail__item{position:relative;white-space:nowrap;padding:7px 13px;color:#6f929f;font-size:.68rem;font-weight:800;letter-spacing:.04em;cursor:pointer;transition:color .3s ease,background .3s ease}
.scv-trail__item+li::before{content:"";position:absolute;left:0;top:25%;bottom:25%;width:1px;background:rgba(151,226,190,.18)}
.scv-trail__item.is-done{color:#97e2be}
.scv-trail__item.is-on{color:#06151f;background:#97e2be}
.scv-stage.is-cost .scv-trail__item.is-on{animation:scv-cost-pulse 1.8s ease-in-out infinite}
@keyframes scv-cost-pulse{50%{box-shadow:0 0 0 8px rgba(151,226,190,0)}}
.scv-revelation{position:absolute;inset:0;z-index:4;display:flex;align-items:center;padding:42px 6%;background:radial-gradient(circle at 72% 24%,rgba(51,168,94,.15),transparent 34%),linear-gradient(115deg,rgba(6,21,31,.9),rgba(6,21,31,.74));overflow:auto}
.scv-revelation__inner{width:100%;max-width:1000px;margin:auto}
.scv-revelation__eyebrow{margin:0 0 16px;color:#97e2be;font-size:.74rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
.scv-revelation__evidence{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:22px}
.scv-evidence{min-height:108px;padding:16px 17px;border:1px solid rgba(151,226,190,.2);border-radius:12px;background:rgba(10,39,54,.76);opacity:0;transform:translateY(12px)}
.scv-revelation.is-in .scv-evidence{animation:scv-evidence-in .55s ease forwards}
.scv-revelation.is-in .scv-evidence:nth-child(2){animation-delay:.16s}.scv-revelation.is-in .scv-evidence:nth-child(3){animation-delay:.32s}
@keyframes scv-evidence-in{to{opacity:1;transform:none}}
.scv-evidence--research{border-color:rgba(207,155,53,.42);background:rgba(49,42,22,.65)}
.scv-evidence__kind{margin:0 0 7px;color:#97e2be;font-size:.66rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.scv-evidence--research .scv-evidence__kind{color:#e7c46a}
.scv-evidence__text{margin:0;color:#f7f4ec;font-size:.9rem;line-height:1.42}
.scv-evidence__source{margin:8px 0 0;color:#9fbcc7;font-size:.68rem;line-height:1.35}
.scv-revelation__label{margin:0 0 7px;color:#e7c46a;font-size:clamp(1.35rem,3.2vw,2.25rem);font-weight:800;line-height:1.12;opacity:0;transform:translateY(10px)}
.scv-revelation.is-in .scv-revelation__label{animation:scv-evidence-in .65s .48s ease forwards}
.scv-stage.is-complete{aspect-ratio:auto;min-height:470px}
.scv-stage.is-complete .scv-canvas{opacity:.1;filter:blur(1px)}
.scv.is-complete>.scv-hud,.scv.is-complete>.scv-caption,.scv.is-complete>.scv-bar{display:none}
.scv-why{margin-top:22px;padding:26px;border:1px solid rgba(151,226,190,.18);border-radius:14px;background:linear-gradient(135deg,rgba(13,45,61,.84),rgba(6,21,31,.94));scroll-margin-top:20px}
.scv-why__head{margin-bottom:20px}.scv-why__eyebrow{margin:0 0 5px;color:#97e2be;font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.scv-why__title{margin:0;color:#fff;font-size:1.35rem}
.scv-why__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.scv-why__block{padding:18px;border:1px solid rgba(151,226,190,.14);border-radius:12px;background:rgba(6,21,31,.5)}
.scv-why__block--connection{border-color:rgba(207,155,53,.4)}
.scv-why__block h4{margin:0 0 10px;color:#97e2be;font-size:.75rem;letter-spacing:.07em;text-transform:uppercase}.scv-why__block p,.scv-why__block blockquote{margin:0 0 9px;color:#dbe9ee;font-size:.9rem;line-height:1.5}.scv-why__block blockquote{font-style:italic}.scv-why__connection-label{color:#e7c46a!important;font-weight:800;font-size:1.05rem!important}.scv-why__source{color:#97e2be;font-size:.8rem;font-weight:700}.scv-why__confidence{color:#9fbcc7!important;font-size:.8rem!important}
.scv-sources{margin-top:16px;color:#cfe4ec}.scv-sources summary{cursor:pointer;color:#97e2be;font-weight:800}.scv-sources ol{margin:12px 0 0;padding-left:22px}.scv-sources li{margin:7px 0;font-size:.82rem;color:#9fbcc7}.scv-sources a{color:#cfe4ec}
@media (max-width:900px){.scv-revelation__evidence{grid-template-columns:1fr 1fr}.scv-evidence--research{grid-column:1/-1}}
@media (max-width:700px){.scv-revelation{padding:28px 18px}.scv-revelation__evidence{grid-template-columns:1fr}.scv-evidence--research{grid-column:auto}.scv-why__grid{grid-template-columns:1fr}.scv-why{padding:20px 16px}}
@container (max-width:760px){
  .scv-hud{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"chip research" "trail trail";gap:8px}
  .scv-chip{grid-area:chip;justify-self:start;max-width:100%;overflow:hidden;text-overflow:ellipsis}
  .scv-research-badge{grid-area:research}
  .scv-trail{grid-area:trail;width:100%}
  .scv-trail__item{padding:7px 10px}
  .scv-stage.is-complete{min-height:520px}
  .scv-end{padding:30px 7%}
  .scv-end__row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%;max-width:620px;gap:10px}
  .scv-end__row .scv-btn{justify-content:center;text-align:center;padding:10px 12px}
}
@media (prefers-reduced-motion:reduce){.scv-stage .scv-canvas,.scv-evidence,.scv-revelation__label{transition:none;animation:none!important;opacity:1;transform:none}.scv-stage.is-cost .scv-trail__item.is-on{animation:none}}