/* ==========================================================================
   AP Development – úvodní stránka
   ========================================================================== */

/* hero: video na pozadí + matný panel (styl adampeter.cz) */
.hero { min-height: min(calc(100vh - var(--header)), 860px); display: flex; align-items: center; padding: clamp(32px, 6vw, 72px) 0; overflow: hidden; margin-top: calc(-1 * var(--header)); padding-top: calc(var(--header) + clamp(24px, 5vw, 64px)); }
.hero__video { position: absolute; inset: 0; z-index: 0; background: var(--ink); }
.hero__video video { width: 100%; height: 100%; object-fit: cover; opacity: .9; }
.hero__video::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(246, 247, 245, .55) 0%, rgba(246, 247, 245, .15) 45%, rgba(20, 24, 28, .35) 100%); }
.hero__in { z-index: 1; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: 40px; align-items: center; }

.hero__panel {
    padding: clamp(26px, 4vw, 48px);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, .86);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    box-shadow: 0 30px 60px rgba(20, 24, 28, .18);
    animation: panelIn .9s cubic-bezier(.2, .7, .2, 1) both;
}
.hero__panel::before { content: ""; position: absolute; left: -14px; top: 50%; margin-top: -14px; border: 14px solid transparent; border-left: 0; border-right-color: rgba(255, 255, 255, .86); animation: arrowIn .5s .7s both; }
.hero__panel h1 { margin-bottom: 20px; }
.hero__panel h1 span { color: var(--em); display: block; }
.hero__panel .lead { color: var(--ink-2); margin-bottom: 30px; max-width: 620px; }
.hero__note { margin-top: 22px; font: 500 13.5px var(--mono); color: var(--muted); display: flex; align-items: center; gap: 10px; }
.hero__note i { color: var(--em); }

@keyframes panelIn { from { opacity: 0; transform: translateX(-24px); } }
@keyframes arrowIn { from { opacity: 0; transform: translateX(12px); } }

/* animované schéma toku dat */
.hero__flow { padding: 26px; border-radius: var(--radius-lg); background: rgba(20, 24, 28, .74); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); animation: fadeIn 1.2s .4s both; }
.flow { width: 100%; height: auto; overflow: visible; }
.flow__lines path { fill: none; stroke: rgba(255, 255, 255, .22); stroke-width: 1.5; }
.flow__pulse path { fill: none; stroke: var(--sig); stroke-width: 2.5; stroke-linecap: round; stroke-dasharray: 18 400; stroke-dashoffset: 418; animation: pulse 3.2s linear infinite; }
.flow__pulse path:nth-child(2) { animation-delay: .8s; }
.flow__pulse path:nth-child(3) { animation-delay: 1.6s; }
.flow__pulse path:nth-child(4) { animation-delay: 2.4s; }
.flow__nodes circle { fill: var(--ink); stroke: var(--sig); stroke-width: 2; }
.flow__nodes .hub { fill: var(--em); stroke: var(--sig); stroke-width: 3; animation: hub 3.2s ease-in-out infinite; transform-origin: 180px 180px; }
.flow__labels text { fill: #D6DED9; font: 500 12px var(--mono); letter-spacing: .1em; text-anchor: middle; }
@keyframes pulse { to { stroke-dashoffset: 0; } }
@keyframes hub { 50% { transform: scale(1.12); } }

/* důvěra: loga + čísla */
.trust { padding: 40px 0 8px; }
.trust__title { font: 500 13px var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--muted); margin-bottom: 18px; }
.logos { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); margin-bottom: 36px; }
.logos__track { display: flex; width: max-content; animation: marquee 48s linear infinite; }
.logos:hover .logos__track { animation-play-state: paused; }
.logos__item { flex: none; width: 168px; height: 72px; display: flex; align-items: center; justify-content: center; padding: 10px 22px; }
.logos__item img { max-height: 52px; width: auto; object-fit: contain; filter: grayscale(1); opacity: .62; transition: .3s ease; }
.logos__item:hover img { filter: none; opacity: 1; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* signály */
.signals-wrap { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(28px, 6vw, 80px); align-items: start; }
.signals { display: flex; flex-direction: column; gap: 10px; }
.signal { display: flex; gap: 16px; align-items: flex-start; padding: 18px 20px; border-radius: var(--radius); background: var(--surface); border: 1.5px solid var(--line); transition: border-color .2s ease, background-color .2s ease; user-select: none; }
.signal:hover { border-color: #B9C4BE; }
.signal input { position: absolute; opacity: 0; pointer-events: none; }
.signal__box { flex: none; width: 26px; height: 26px; border-radius: 8px; border: 2px solid #B9C4BE; display: flex; align-items: center; justify-content: center; color: transparent; font-size: 13px; transition: .2s ease; margin-top: 1px; }
.signal input:checked + .signal__box { background: var(--em); border-color: var(--em); color: #fff; }
.signal input:focus-visible + .signal__box { outline: 3px solid var(--sig); outline-offset: 2px; }
.signal:has(input:checked) { border-color: var(--em); background: var(--em-tint); }
.signal__text { font-weight: 500; }
.signals__result { margin-top: 10px; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 6px 20px; align-items: center; padding: 22px 24px; border-radius: var(--radius); background: var(--ink); color: #fff; }
.signals__count { font: 600 34px/1 var(--mono); color: #6F7B75; grid-row: span 2; }
.signals__count b { color: var(--sig); }
.signals__text { color: #D6DED9; }
.signals__result .btn { justify-self: start; margin-top: 6px; display: none; }
.signals__result.hot .btn { display: inline-flex; }

@media (max-width: 1080px) {
    .hero__in { grid-template-columns: 1fr; }
    .hero__flow { display: none; }
    .hero__panel::before { display: none; }
    .signals-wrap { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
    .hero { min-height: 0; }
    .hero__panel { background: rgba(255, 255, 255, .92); }
    .logos__item { width: 130px; height: 60px; padding: 8px 14px; }
    .signals__result { grid-template-columns: 1fr; }
    .signals__count { grid-row: auto; }
}