/* interactive.css — phoneparis.kr 칠판 인터랙티브 (2026-08-29)
   버튼/카드 탭 반응 + 유닛 모달 + 허브 데모 스테이지
   태블릿 녹화(오토js6 + 손가락 포인터)용 — 탭마다 명확한 시각 피드백 */
:root{--ripple:rgba(212,175,55,.22)}

/* ── 탭 반응 (리플) ── */
[data-press]{position:relative;overflow:hidden;-webkit-tap-highlight-color:transparent;touch-action:manipulation}
[data-press].pressed{transform:scale(.94);transition:transform .09s ease-out}
[data-press] .pp-ripple{position:absolute;border-radius:50%;background:var(--ripple);pointer-events:none;transform:scale(0);animation:pp-ripple .5s ease-out forwards}
@keyframes pp-ripple{to{transform:scale(3);opacity:0}}

/* ── 18 유닛 리빌 (탭하면 순차 점등) ── */
.unit-card{transition:border-color .2s,transform .2s,box-shadow .2s}
.unit-card.revealed{border-color:var(--g);box-shadow:0 0 18px rgba(212,175,55,.14)}
.unit-card.dim{opacity:.35;filter:grayscale(.7)}
.unit-card.active-reveal{animation:unit-pop .45s cubic-bezier(.2,.8,.3,1.2)}
@keyframes unit-pop{0%{transform:scale(.9);opacity:.2}60%{transform:scale(1.05)}100%{transform:scale(1);opacity:1}}

/* ── 허브 데모 스테이지 ── */
.hub-stage{position:relative;margin-top:8px;padding:20px 12px;background:linear-gradient(180deg,var(--bg3),var(--bg2));border:1px solid var(--bd);border-radius:16px;overflow:hidden}
.hub-stage::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 30%,rgba(26,63,216,.16),transparent 65%);pointer-events:none}
.hub-phone{position:relative;width:86px;height:118px;margin:0 auto 18px;background:linear-gradient(160deg,#141c34,#0a1020);border:1px solid rgba(212,175,55,.4);border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;box-shadow:0 10px 28px rgba(0,0,0,.5)}
.hub-phone-icon{font-size:30px;line-height:1}
.hub-phone-label{font-family:var(--fm);font-size:.46rem;letter-spacing:.14em;color:var(--g)}
.hub-phone.pulse{animation:hub-pulse .8s ease-out}
.hub-phone.working{box-shadow:0 0 0 3px rgba(212,175,55,.18),0 10px 28px rgba(0,0,0,.5);border-color:var(--g)}
@keyframes hub-pulse{0%{transform:scale(1)}35%{transform:scale(1.12)}100%{transform:scale(1)}}
.hub-phone-pulse{position:absolute;inset:-14px;border:2px solid rgba(212,175,55,.3);border-radius:22px;opacity:0;pointer-events:none}
.hub-phone.working .hub-phone-pulse{animation:hub-ring 1.1s ease-out infinite}
@keyframes hub-ring{0%{transform:scale(.85);opacity:.8}100%{transform:scale(1.25);opacity:0}}
.hub-agents{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.hub-agent{position:relative;overflow:hidden;background:var(--bg2);border:1px solid var(--bd);border-radius:20px;padding:9px 14px;font-size:.74rem;font-weight:600;color:var(--t);transition:all .18s;touch-action:manipulation}
.hub-agent:active{transform:scale(.93)}
.hub-agent.on{border-color:var(--g);color:var(--g);background:rgba(212,175,55,.08);box-shadow:0 0 16px rgba(212,175,55,.14)}
.hub-agent.off{opacity:.4}
.hub-log{margin-top:14px;min-height:64px;max-height:120px;overflow:hidden;display:flex;flex-direction:column;gap:5px;align-items:center;font-family:var(--fm);font-size:.6rem}
.hub-log-line{width:fit-content;max-width:100%;padding:4px 10px;border-radius:6px;background:rgba(212,175,55,.08);border:1px solid rgba(212,175,55,.18);color:var(--g);animation:log-in .3s ease-out}
.hub-log-line.sent{color:var(--s);border-color:rgba(100,181,246,.25);background:rgba(100,181,246,.06)}
@keyframes log-in{from{transform:translateY(8px);opacity:0}to{transform:none;opacity:1}}
.hub-clear{margin-top:8px;background:none;border:1px solid var(--bd);color:var(--tl);border-radius:12px;padding:6px 14px;font-size:.62rem}

/* ── 유닛 상세 바텀시트 ── */
.sheet-backdrop{position:fixed;inset:0;background:rgba(4,6,12,.72);backdrop-filter:blur(3px);opacity:0;pointer-events:none;transition:opacity .22s;z-index:99990}
.sheet-backdrop.show{opacity:1;pointer-events:auto}
.sheet{position:fixed;left:50%;bottom:0;transform:translate(-50%,105%);width:100%;max-width:440px;background:linear-gradient(180deg,#101832,#0a1120);border:1px solid rgba(43,92,230,.25);border-bottom:none;border-radius:20px 20px 0 0;padding:14px 22px calc(env(safe-area-inset-bottom)+26px);z-index:99991;transition:transform .3s cubic-bezier(.2,.9,.3,1);box-shadow:0 -18px 48px rgba(0,0,0,.6)}
.sheet.show{transform:translate(-50%,0)}
.sheet-grab{width:44px;height:4px;border-radius:2px;background:rgba(200,215,255,.25);margin:0 auto 14px}
.sheet-label{font-family:var(--fm);font-size:.55rem;letter-spacing:.2em;color:var(--g);margin-bottom:6px}
.sheet-name{font-family:var(--f1);font-size:1.5rem;color:var(--w);margin-bottom:6px}
.sheet-desc{font-size:.85rem;color:var(--tm);margin-bottom:10px}
.sheet-detail{font-size:.75rem;color:var(--tl);line-height:1.7;border-left:2px solid rgba(212,175,55,.3);padding-left:12px}
.sheet-close{margin-top:16px;width:100%;padding:12px;border-radius:12px;background:var(--g);color:var(--bg1);font-weight:700;font-size:.8rem;border:none;touch-action:manipulation}
.sheet-close:active{transform:scale(.97)}

/* ── 라이브 카운터 ── */
.count-num{font-family:var(--f1);color:var(--g);font-size:1.3rem;transition:transform .15s}
.count-num.bump{transform:scale(1.25)}