/* Passvolt video course */
.learn-hero { padding-top: 48px; }
.learn-hero .h2 { max-width: 22ch; margin-bottom: .3em; }
.learn { display: grid; grid-template-columns: 1fr 300px; gap: 22px; align-items: start; padding-bottom: 80px; }

.player { background: var(--night); border-radius: 22px; overflow: hidden; box-shadow: var(--shadow-lg); }
.player:fullscreen { display: flex; flex-direction: column; justify-content: center; border-radius: 0; }
.stage-outer { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: radial-gradient(900px 420px at 80% -10%, #EFFFC2, var(--paper) 62%); }
.player:fullscreen .stage-outer { width: min(100vw, calc((100vh - 70px) * 16 / 9)); margin: 0 auto; }
.stage { position: absolute; left: 0; top: 0; width: 960px; height: 540px; transform-origin: 0 0; font-size: 18px; }
.scene { position: absolute; inset: 0; display: grid; place-items: center; padding: 40px 56px 86px; }
.cc { position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%); max-width: 88%; width: max-content; text-align: center;
  background: rgba(11,13,16,.86); color: #fff; font: 500 clamp(.8rem, 2.1vw, 1.12rem)/1.4 var(--sans); padding: .45em .9em; border-radius: 10px; }
.cc:empty { display: none; }
.bigplay { position: absolute; inset: 0; margin: auto; width: max-content; height: max-content; border: 0; cursor: pointer;
  background: var(--volt); color: var(--volt-ink); font: 700 1.1rem var(--sans); padding: 1em 1.6em; border-radius: 999px;
  box-shadow: 0 20px 50px -18px rgba(120,160,0,.9); animation: lvpulse 2s infinite; z-index: 3; }
.bigplay[hidden] { display: none; }
.controls { display: flex; align-items: center; gap: 8px; padding: 10px 14px; color: #fff; flex-wrap: wrap; }
.controls button, .controls select { background: var(--night-2); color: #fff; border: 1px solid var(--night-line); border-radius: 10px;
  font: 600 .9rem var(--sans); padding: .5em .8em; cursor: pointer; width: auto; }
.controls button.off { opacity: .45; text-decoration: line-through; }
.controls #cPlay { background: var(--volt); color: var(--volt-ink); border-color: var(--volt); min-width: 46px; }
.controls .spacer { flex: 1; }
.controls .count { font-size: .82rem; color: #A7ADB6; }
.progress { height: 4px; background: var(--night-line); }
.progress i { display: block; height: 100%; width: 0; background: var(--volt); transition: width .4s; }

.chapters { display: grid; gap: 6px; background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 10px; max-height: 640px; overflow: auto; }
.chapters button { display: grid; grid-template-columns: 28px 1fr auto; gap: 10px; align-items: center; text-align: left; background: none; border: 0;
  border-radius: 10px; padding: 9px 8px; cursor: pointer; font: 500 .9rem var(--sans); color: var(--ink); }
.chapters button:hover { background: var(--paper); }
.chapters button i { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 8px; background: var(--paper-2); font: 600 .78rem var(--mono); font-style: normal; }
.chapters button em { font-style: normal; font-size: .75rem; color: var(--muted); }
.chapters button.on { background: var(--ink); color: #fff; }
.chapters button.on i { background: var(--volt); color: var(--volt-ink); }
.chapters button.done i { background: #EAFBB5; }
.learn-tip { margin-top: 12px; }

/* ---------- scene building blocks (designed at 960×540) ---------- */
.a { opacity: 0; animation: lvin .6s cubic-bezier(.2,.8,.2,1) forwards; animation-delay: var(--d, 0s); }
@keyframes lvin { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes lvpulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(184,230,26,.7); } 50% { box-shadow: 0 0 0 12px rgba(184,230,26,0); } }
.lv-center { text-align: center; display: grid; justify-items: center; gap: 10px; }
.lv-kicker { font: 600 13px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin: 0; }
.lv-h { font: 400 50px/1.05 var(--serif); letter-spacing: -.02em; margin: 0; }
.lv-sub { font-size: 20px; color: var(--ink-2); margin: 6px 0 0; }
.lv-note { font-size: 20px; text-align: center; margin: 26px 0 0; }
.lv-note.small { font-size: 16px; color: var(--muted); }
.lv-note.left { text-align: left; font-size: 24px; line-height: 1.5; }
.lv-mini { font: 600 12px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 0 0 4px; }
.lv-mini2 { font-size: 15px; color: var(--muted); margin: 0 0 12px; }
.lv-row { display: flex; align-items: center; justify-content: center; gap: 40px; }
.lv-two { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; width: 100%; }
.lv-two.tight { gap: 16px; }
.lv-arrow { font-size: 44px; color: var(--ink-2); }
.lv-btn { display: inline-block; font: 600 16px var(--sans); padding: 11px 18px; border-radius: 999px; background: var(--paper-2); margin-top: 8px; }
.lv-btn.volt { background: var(--volt); color: var(--volt-ink); }
.lv-btn.dark { background: var(--ink); color: #fff; }
.lv-btn.big { font-size: 20px; padding: 14px 26px; }
.lv-btn.pulse { animation: lvin .6s cubic-bezier(.2,.8,.2,1) forwards, lvpulse 1.4s 3 calc(var(--d, 0s) + .5s); }
.lv-pill { display: inline-block; font: 600 13px var(--sans); padding: 4px 10px; border-radius: 99px; background: var(--paper-2); vertical-align: middle; }
.lv-pill.live { background: #E6F9D0; color: #2B5A00; }
.lv-qr { background: #fff; padding: 4px; border-radius: 8px; }
.lv-qr svg { width: 100%; height: 100%; display: block; }

.lv-frame { width: 100%; max-width: 820px; background: #fff; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; box-shadow: var(--shadow); }
.lv-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: var(--paper-2); border-bottom: 1px solid var(--line); }
.lv-bar i { width: 11px; height: 11px; border-radius: 50%; background: #D9D4C6; }
.lv-bar span { margin-left: 12px; font: 13px var(--mono); color: var(--muted); background: #fff; padding: 3px 12px; border-radius: 99px; }
.lv-body { padding: 24px 28px; }
.lv-form { display: grid; gap: 12px; max-width: 460px; margin: 0 auto; }
.lv-form.wide { max-width: none; }
.lv-form h3 { font: 400 30px var(--serif); margin: 0 0 4px; }
.lv-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 18px; }
.lv-field { display: grid; gap: 5px; font: 600 14px var(--sans); color: var(--ink-2); }
.lv-field small { display: block; font-weight: 400; color: var(--muted); }
.lv-input { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; min-height: 42px; font: 400 16px var(--sans); background: #fff; }
.lv-input b { font-weight: 400; }
.caret { display: inline-block; width: 2px; height: 1.1em; background: var(--ink); vertical-align: -3px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.lv-battery { position: relative; width: 170px; height: 250px; border-radius: 26px; background: linear-gradient(160deg, #2A2F37, #0E1116); display: grid; place-items: center; }
.lv-battery::before { content: ""; position: absolute; top: -14px; width: 60px; height: 16px; border-radius: 6px 6px 0 0; background: #2A2F37; }
.lv-cell { position: absolute; inset: 14px; border-radius: 16px; background: linear-gradient(0deg, var(--volt-deep) 70%, transparent 70%); opacity: .25; }
.lv-tag { position: relative; background: #fff; border-radius: 10px; padding: 6px; }
.lv-pass { width: 380px; background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 20px; box-shadow: var(--shadow-lg); text-align: left; }
.lv-pass-top { display: flex; justify-content: space-between; align-items: center; font-size: 13px; margin-bottom: 12px; }
.lv-pass h3 { font: 400 28px var(--serif); margin: 0 0 12px; }
.lv-kv { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border-radius: 12px; overflow: hidden; border: 1px solid var(--line); }
.lv-kv div { background: #fff; padding: 8px 10px; }
.lv-kv span { display: block; font-size: 11px; color: var(--muted); text-transform: uppercase; }
.lv-kv b { font-size: 16px; }

.lv-date { font: 400 76px/1 var(--serif); letter-spacing: -.02em; background: linear-gradient(transparent 60%, var(--volt) 60%, var(--volt) 92%, transparent 92%); padding: 0 .1em; }
.lv-cards3 { display: grid; grid-template-columns: repeat(3, 210px); gap: 16px; margin-top: 26px; }
.lv-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 18px; display: grid; gap: 4px; text-align: center; }
.lv-card b { font-size: 19px; }
.lv-card span { color: var(--muted); font-size: 15px; }
.lv-card em { font-style: normal; font-weight: 700; margin-top: 8px; }
.lv-card.big { text-align: left; padding: 26px; gap: 8px; }
.lv-card.big b { font-size: 24px; }
.lv-card.good { border: 2px solid var(--ink); }
.lv-card.good em { color: #2B5A00; }
.lv-emoji { font-size: 44px; }
.lv-stop { font-size: 90px; }

.lv-flow { display: flex; align-items: center; justify-content: center; gap: 12px; }
.lv-node { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 18px 16px; display: grid; gap: 4px; text-align: center; font-size: 34px; min-width: 150px; }
.lv-node b { font-size: 17px; }
.lv-node span { font-size: 13px; color: var(--muted); }
.lv-node.hl { border: 2px solid var(--ink); background: #F6FFD9; box-shadow: 0 0 0 6px rgba(212,255,58,.45); }
.lv-flow .lv-arrow { font-size: 30px; }

.lv-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; max-width: 780px; margin-top: 16px; }
.lv-chip { font: 500 17px var(--sans); background: #fff; border: 1px solid var(--line); border-radius: 99px; padding: 9px 16px; }
.lv-chip.later { background: var(--paper-2); border-style: dashed; }
.lv-cols3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; width: 100%; }
.lv-col { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 22px; }
.lv-col b { font-size: 22px; }
.lv-col p { color: var(--muted); font-size: 15px; margin: 4px 0 10px; }
.lv-col ul { margin: 0; padding-left: 18px; font-size: 16px; display: grid; gap: 4px; }
.lv-dot { display: block; width: 14px; height: 14px; border-radius: 4px; margin-bottom: 12px; }
.lv-dot.g { background: var(--volt-deep); } .lv-dot.y { background: #F2B01E; } .lv-dot.r { background: var(--warn); }

.lv-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; width: 100%; }
.lv-step { background: var(--ink); color: #fff; border-radius: 20px; padding: 26px; display: grid; gap: 8px; }
.lv-step i { font-style: normal; display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: var(--volt); color: var(--volt-ink); font: 700 20px var(--mono); margin-bottom: 14px; }
.lv-step b { font-size: 21px; }
.lv-step span { color: var(--volt); font: 600 13px var(--mono); text-transform: uppercase; }

.lv-dash-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.lv-dash-head h3 { font: 400 32px var(--serif); margin: 0; }
.lv-days { display: flex; align-items: center; gap: 10px; background: var(--ink); color: #A7ADB6; border-radius: 14px; padding: 10px 16px; font-size: 13px; }
.lv-days b { font: 600 28px var(--mono); color: var(--volt); }
.lv-newmodel { display: grid; grid-template-columns: 1.3fr 1fr auto; gap: 12px; align-items: end; }
.lv-panel { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 20px; }
.lv-panel h3 { font-size: 20px; margin: 0 0 8px; }
.lv-panel h3 small { font-weight: 400; color: var(--muted); font-size: 14px; margin-left: 6px; }
.lv-copy { display: flex; align-items: center; gap: 10px; background: var(--paper); border-radius: 12px; padding: 8px 8px 8px 14px; justify-content: space-between; }
.lv-copy .lv-btn { margin: 0; }
.lv-send { display: flex; gap: 10px; margin-top: 16px; font-size: 16px; }
.lv-send span { background: var(--paper-2); padding: 8px 14px; border-radius: 99px; }
.lv-mail { background: #fff; border: 1px solid var(--line); border-left: 6px solid var(--volt-deep); border-radius: 14px; padding: 18px 22px; display: grid; gap: 6px; text-align: left; width: 640px; box-shadow: var(--shadow); }
.lv-mail b { font-size: 19px; }
.lv-mail span { color: var(--muted); }
.lv-feed { background: var(--ink); color: #fff; border-radius: 12px; padding: 12px 18px; width: 640px; text-align: left; margin-top: 14px; }
.lv-feed .mono { color: var(--volt); margin-right: 10px; }

.lv-ready { display: flex; gap: 34px; align-items: center; }
.lv-ring { --p: 4; width: 170px; height: 170px; border-radius: 50%; display: grid; place-items: center; flex: none;
  background: conic-gradient(var(--volt-deep) calc(var(--p) * 1%), var(--paper-2) 0); }
.lv-ring span { display: grid; place-items: center; width: 132px; height: 132px; border-radius: 50%; background: #fff; font: 600 34px var(--mono); }
.lv-ready h3 { font-size: 24px; margin: 0 0 10px; }
.lv-missing { margin: 0; padding-left: 20px; font-size: 18px; color: var(--muted); display: grid; gap: 6px; }
.lv-missing .gone { animation: gone .6s forwards; animation-delay: var(--d); }
@keyframes gone { to { text-decoration: line-through; opacity: .25; } }
.lv-ok { color: var(--ok); font-weight: 700; font-size: 20px; margin: 14px 0 0; }

.lv-csv { font: 14px/1.7 var(--mono); background: var(--ink); color: var(--volt); border-radius: 12px; padding: 14px; margin: 0 0 6px; white-space: pre; }
.lv-table { width: 100%; border-collapse: collapse; font-size: 17px; }
.lv-table th, .lv-table td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--line); }
.lv-table th { font-size: 12px; text-transform: uppercase; color: var(--muted); letter-spacing: .05em; }
.lv-table.small { font-size: 14px; background: var(--paper); border-radius: 10px; margin-top: 8px; }

.lv-publish { display: grid; justify-items: start; gap: 18px; padding: 20px 10px; }
.lv-publish h3 { font: 400 34px var(--serif); margin: 0; }
.lv-labels { display: grid; grid-template-columns: repeat(3, 250px); gap: 12px; background: #fff; padding: 20px; border-radius: 10px; box-shadow: var(--shadow-lg); }
.lv-label { display: flex; gap: 10px; align-items: center; border: 1px dashed #bbb; padding: 10px; font-size: 12px; }
.lv-label div:last-child { display: grid; gap: 2px; }
.lv-label b { font-size: 14px; }

.lv-phone { width: 230px; height: 390px; border-radius: 38px; background: var(--ink); padding: 14px; box-shadow: var(--shadow-lg); }
.lv-phone-in { width: 100%; height: 100%; border-radius: 26px; background: var(--paper); overflow: hidden; display: grid; place-items: start center; padding-top: 18px; }
.lv-phone .lv-pass { width: 380px; transform: scale(.52); transform-origin: top center; }
.lv-json { font: 17px/1.6 var(--mono); background: var(--ink); color: #E9ECEF; border-radius: 16px; padding: 24px 28px; text-align: left; margin: 0; }

.lv-plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; width: 100%; }
.lv-plan { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 26px; display: grid; gap: 6px; }
.lv-plan b { font: 400 34px var(--serif); }
.lv-plan span { font-size: 18px; }
.lv-plan em { font-style: normal; color: var(--muted); }
.lv-plan.hl { border: 2px solid var(--ink); box-shadow: var(--shadow-lg); }

.lv-check { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; width: 820px; }
.lv-tick { display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 9px 14px; font-size: 18px; }
.lv-tick.deadline { grid-column: 1 / -1; justify-content: center; }
.lv-tick i { flex: none; font-style: normal; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 8px; background: var(--volt); color: var(--volt-ink); font-weight: 700; }
.lv-tick.deadline { background: var(--ink); color: #fff; }
.lv-tick.deadline i { background: var(--warn); color: #fff; }

@media (max-width: 980px) {
  .learn { grid-template-columns: 1fr; }
  .chapters { max-height: none; }
}
@media (prefers-reduced-motion: reduce) {
  .a { animation: none; opacity: 1; }
}