/* 핸즈업 참여 연습 — 운영 app.css 위에 얹는 튜토리얼 전용 스타일.
   코치(스포트라이트·손가락·말풍선) · 연습용 네이버 화면(무채색 예시) · PC QR 안내. 오렌지(--accent)는 "지금 누를 곳" 한 점에만 쓴다. */

.tu-chip { display: inline-flex; align-items: center; height: 26px; padding: 0 10px; border-radius: var(--r-pill); background: var(--accent-soft); color: var(--accent-text); font-size: 12px; font-weight: 700; }

/* ── 시작 화면 ───────────────────────────────── */
.tu-hero { text-align: center; }
.tu-hero .h2 { margin-top: 20px; }
.tu-hero .t3 { margin-top: 12px; }
.tu-wave { width: 116px; height: 116px; margin: 0 auto; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: var(--bg-1); }
.tu-wave img { width: 64px; height: 64px; transform-origin: 70% 90%; animation: tu-wave 1.8s var(--ease) infinite; }
@keyframes tu-wave { 0%, 60%, 100% { transform: rotate(0); } 10%, 30% { transform: rotate(-14deg); } 20%, 40% { transform: rotate(10deg); } }
.tu-facts { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 20px; }
.tu-facts span { padding: 7px 12px; border-radius: var(--r-pill); background: var(--surface-2); font-size: 13px; font-weight: 700; }
.tu-start-wrap { position: relative; }
.tu-glow { position: relative; }
.tu-glow::after { content: ""; position: absolute; inset: -2px; border-radius: inherit; box-shadow: 0 0 0 0 rgba(254, 72, 0, .55); animation: tu-glow 1.6s var(--ease) infinite; pointer-events: none; }
@keyframes tu-glow { 0% { box-shadow: 0 0 0 0 rgba(254, 72, 0, .5); } 100% { box-shadow: 0 0 0 14px rgba(254, 72, 0, 0); } }
.tu-hand { position: absolute; right: 22%; top: 30px; font-size: 38px; pointer-events: none; animation: tu-tap 1.2s var(--ease) infinite; filter: drop-shadow(0 4px 6px rgba(0,0,0,.18)); }
@keyframes tu-tap { 0%, 100% { transform: translateY(8px) scale(1); } 45% { transform: translateY(-6px) scale(.92); } }
.tu-pop { animation: tu-pop .55s cubic-bezier(.2, 1.4, .4, 1) both; }
@keyframes tu-pop { 0% { opacity: 0; transform: scale(.4); } 100% { opacity: 1; transform: none; } }

/* ── QR 화면 (실제 개인 링크 QR 화면과 같은 자리) ── */
.tu-qr-frame { position: relative; width: 100%; max-width: 300px; margin: 20px auto 4px; padding: 14px; border-radius: 16px; background: #fff; border: 1.5px solid var(--line-1); overflow: hidden; }
.tu-qr-img { display: block; width: 100%; height: auto; image-rendering: pixelated; }
.tu-scan { position: absolute; left: 8px; right: 8px; height: 3px; top: 12px; border-radius: 3px; background: var(--accent); box-shadow: 0 0 14px 3px rgba(254, 72, 0, .45); animation: tu-scan 2.4s ease-in-out infinite; }
@keyframes tu-scan { 0%, 100% { top: 12px; opacity: .2; } 10%, 90% { opacity: 1; } 50% { top: calc(100% - 15px); } }

/* ── 코치 레이어 ─────────────────────────────── */
.coach { position: fixed; inset: 0; z-index: 200; pointer-events: auto; }
.coach.idle { pointer-events: none; }
.coach-bar { position: fixed; left: 0; right: 0; top: 0; height: 4px; background: rgba(255, 255, 255, .18); z-index: 3; }
.coach-bar i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .5s var(--ease); }
.coach.idle .coach-bar { background: transparent; }
.coach-hole { position: fixed; left: 0; top: 0; width: 0; height: 0; border-radius: 14px; box-shadow: 0 0 0 200vmax rgba(10, 10, 10, .66); transition: transform .38s var(--ease), width .38s var(--ease), height .38s var(--ease), box-shadow .3s var(--ease); }
.coach.idle .coach-hole { box-shadow: 0 0 0 200vmax rgba(10, 10, 10, 0); }
.coach.tap .coach-hole::after { content: ""; position: absolute; inset: -3px; border-radius: inherit; border: 3px solid var(--accent); animation: tu-ring 1.3s var(--ease) infinite; }
@keyframes tu-ring { 0% { box-shadow: 0 0 0 0 rgba(254, 72, 0, .6); opacity: 1; } 100% { box-shadow: 0 0 0 16px rgba(254, 72, 0, 0); opacity: .85; } }
.coach:not(.tap) .coach-hole::after { content: ""; position: absolute; inset: -2px; border-radius: inherit; border: 2px solid rgba(255, 255, 255, .9); }
.coach.idle .coach-hole::after { opacity: 0; }
.coach-finger { position: fixed; left: 0; top: 0; width: 44px; height: 52px; opacity: 0; pointer-events: none; transition: transform .38s var(--ease), opacity .2s; z-index: 2; }
.coach-finger span { display: block; font-size: 40px; line-height: 1; filter: drop-shadow(0 4px 8px rgba(0, 0, 0, .35)); animation: tu-tap 1.1s var(--ease) infinite; }
.coach.tap:not(.idle) .coach-finger { opacity: 1; }
.coach-tip { position: fixed; left: 0; top: 0; z-index: 4; width: min(340px, calc(100vw - 24px)); padding: 16px 18px 16px; border-radius: 16px; background: #0d0d0d; color: #fff; opacity: 0; transition: transform .38s var(--ease), opacity .22s var(--ease); box-shadow: 0 10px 30px rgba(0, 0, 0, .28); }
.coach-tip.show { opacity: 1; }
.coach.idle .coach-tip { opacity: 0; pointer-events: none; }
.coach-tip::before { content: ""; position: absolute; left: calc(var(--ax, 50%) - 8px); width: 16px; height: 16px; background: #0d0d0d; transform: rotate(45deg); border-radius: 3px; }
.coach-tip[data-place^="below"]::before { top: -6px; }
.coach-tip[data-place^="above"]::before { bottom: -6px; }
.coach-tip[data-place="inside"]::before, .coach-tip[data-place="center"]::before, .coach-tip[data-place~="free"]::before { display: none; }
.coach-phase { font-size: 12px; font-weight: 700; color: #ff7a45; margin-bottom: 6px; }
.coach-title { font-size: 19px; font-weight: 800; line-height: 1.35; letter-spacing: -.02em; }
.coach-body { margin-top: 6px; font-size: 15px; line-height: 1.55; color: #d8d8da; }
.coach-body b { color: #fff; }
.coach-small { display: inline-block; margin-top: 4px; font-size: 13px; color: #a9a9ad; }
.coach-cta { display: flex; align-items: center; gap: 8px; margin-top: 12px; font-size: 14px; font-weight: 700; color: #ff7a45; }
.coach-cta-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); animation: tu-blink 1s ease-in-out infinite; }
@keyframes tu-blink { 50% { opacity: .25; } }
.coach-next { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; height: 44px; padding: 0 18px; border: 0; border-radius: var(--r-pill); background: #fff; color: #0d0d0d; font-size: 16px; font-weight: 800; cursor: pointer; }
.coach-next:active { transform: scale(.97); }
.coach-next:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.coach-tip.nudge { animation: tu-nudge .42s ease both; }
@keyframes tu-nudge { 0%, 100% { translate: 0; } 20%, 60% { translate: -8px 0; } 40%, 80% { translate: 8px 0; } }
.coach-ripple { position: fixed; z-index: 300; width: 16px; height: 16px; margin: -8px 0 0 -8px; border-radius: 50%; background: rgba(254, 72, 0, .5); pointer-events: none; animation: tu-ripple .6s ease-out forwards; }
@keyframes tu-ripple { to { transform: scale(6); opacity: 0; } }

.modal-backdrop#wpop { z-index: 120; }
.tu-toast { z-index: 260; bottom: calc(env(safe-area-inset-bottom) + 96px); }

/* ── 연습용 네이버 화면 (무채색 예시 — 실제 네이버 디자인 아님) ── */
.nv { position: fixed; inset: 0; z-index: 90; display: flex; flex-direction: column; background: #fff; transform: translateX(100%); transition: transform .36s var(--ease); max-width: 480px; margin: 0 auto; }
.nv.in { transform: none; }
.nv-chrome { flex: none; display: grid; grid-template-columns: 44px 1fr 32px; align-items: center; gap: 4px; height: 52px; padding: calc(env(safe-area-inset-top)) 8px 0; background: #f1f1f3; border-bottom: 1px solid #e3e3e6; }
.nv-x { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; border: 0; border-radius: 10px; background: transparent; font-size: 18px; font-weight: 700; color: #1a1a1a; cursor: pointer; }
.nv-url { display: flex; align-items: center; gap: 6px; height: 34px; padding: 0 12px; border-radius: 10px; background: #fff; font-size: 13px; color: #6b6b70; overflow: hidden; white-space: nowrap; }
.nv-url span { overflow: hidden; text-overflow: ellipsis; }
.nv-more { text-align: center; color: #6b6b70; font-size: 18px; }
.nv-practice { flex: none; padding: 7px 12px; background: #fff7f3; color: var(--accent-text); font-size: 12px; font-weight: 700; text-align: center; }
.nv-scroll { flex: 1; overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }
.nv-hero { padding: 16px 16px 0; }
.nv-img { height: 150px; border-radius: 12px; background: #f1f1f3; color: #b4b4ba; display: flex; align-items: center; justify-content: center; }
.nv-img svg { width: 64px; height: 64px; }
.nv-info { padding: 14px 16px 16px; }
.nv-store { font-size: 12px; color: #6b6b70; }
.nv-name { margin-top: 4px; font-size: 17px; font-weight: 700; line-height: 1.4; }
.nv-price { margin-top: 6px; font-size: 14px; }
.nv-price b { font-size: 20px; font-weight: 800; }
.nv-tabs { position: sticky; top: 0; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); background: #fff; border-top: 8px solid #f1f1f3; border-bottom: 1px solid #e3e3e6; }
.nv-tabs span { padding: 13px 0; text-align: center; font-size: 14px; color: #8a8a90; }
.nv-tabs .on { color: #0d0d0d; font-weight: 800; box-shadow: inset 0 -2.5px 0 #0d0d0d; }
.nv-qna { padding: 16px; }
.nv-qna-head { display: flex; align-items: baseline; gap: 6px; font-size: 16px; }
.nv-qna-head span { color: #8a8a90; font-size: 14px; }
.nv-write { width: 100%; height: 48px; margin-top: 12px; border: 1.5px solid #0d0d0d; border-radius: 10px; background: #fff; font-size: 15px; font-weight: 800; color: #0d0d0d; cursor: pointer; }
.nv-qlist { list-style: none; margin: 14px 0 40px; padding: 0; }
.nv-qlist li { padding: 12px 0; border-bottom: 1px solid #eee; transition: background .3s; }
.nv-qlist p { margin-top: 4px; font-size: 14px; line-height: 1.5; color: #1a1a1a; display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.nv-qlist small { display: block; margin-top: 4px; font-size: 12px; color: #9a9aa0; }
.nv-qlist em { font-style: normal; margin-left: 6px; padding: 1px 6px; border-radius: 4px; background: #f1f1f3; color: #6b6b70; font-weight: 700; }
.nv-qlist em.me { background: var(--accent-soft); color: var(--accent-text); }
.nv-st { font-size: 12px; font-weight: 700; color: #0d0d0d; }
.nv-st.wait { color: #8a8a90; }
.nv-new { animation: tu-newrow 1.6s var(--ease) both; }
@keyframes tu-newrow { 0% { opacity: 0; transform: translateY(-10px); background: #fff1eb; } 30% { opacity: 1; transform: none; background: #fff1eb; } 100% { background: transparent; } }

.nv-form { position: absolute; inset: 0; z-index: 3; display: flex; flex-direction: column; background: #fff; transform: translateY(100%); transition: transform .32s var(--ease); }
.nv-form.in { transform: none; }
.nv-form-head { flex: none; display: grid; grid-template-columns: 40px 1fr 40px; align-items: center; height: 52px; padding: env(safe-area-inset-top) 8px 0; border-bottom: 1px solid #e3e3e6; text-align: center; font-size: 16px; }
.nv-form-head .nv-x { color: #8a8a90; font-weight: 400; }
.nv-form-body { flex: 1; overflow-y: auto; padding: 16px; }
.nv-form-prod { display: flex; align-items: center; gap: 10px; padding: 10px; border-radius: 10px; background: #f7f7f8; font-size: 13px; font-weight: 700; }
.nv-thumb { flex: none; width: 40px; height: 40px; border-radius: 8px; background: #ececef; color: #b4b4ba; display: flex; align-items: center; justify-content: center; }
.nv-thumb svg { width: 24px; height: 24px; }
.nv-label { margin-top: 18px; font-size: 14px; font-weight: 800; }
.nv-field-wrap { position: relative; margin-top: 8px; }
.nv-text { min-height: 132px; padding: 12px 14px; border: 1.5px solid #d9d9de; border-radius: 10px; font-size: 15px; line-height: 1.6; color: #0d0d0d; }
.nv-ph { color: #a8a8ae; }
.nv-caret { display: inline-block; width: 2px; height: 18px; margin-left: 1px; vertical-align: -3px; background: #0d0d0d; animation: tu-blink .9s steps(1) infinite; }
.nv-paste { position: absolute; left: 16px; top: -44px; height: 38px; padding: 0 16px; border: 0; border-radius: 10px; background: #2b2b2e; color: #fff; font-size: 15px; font-weight: 700; box-shadow: 0 6px 18px rgba(0, 0, 0, .25); animation: tu-pop .3s var(--ease) both; cursor: pointer; }
.nv-paste::after { content: ""; position: absolute; left: 24px; bottom: -6px; border: 6px solid transparent; border-top-color: #2b2b2e; border-bottom: 0; }
.nv-check { display: inline-flex; align-items: center; gap: 10px; margin-top: 16px; padding: 6px 4px 6px 0; border: 0; background: none; font-size: 15px; font-weight: 700; color: #0d0d0d; cursor: pointer; }
.nv-box { width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; border: 1.5px solid #c7c7cc; border-radius: 6px; color: transparent; font-size: 15px; font-weight: 900; transition: background .2s, border-color .2s, color .2s; }
.nv-check.on .nv-box { background: #0d0d0d; border-color: #0d0d0d; color: #fff; animation: tu-pop .3s var(--ease) both; }
.nv-help { margin-top: 10px; font-size: 12px; color: #9a9aa0; }
.nv-form-foot { flex: none; padding: 12px 16px calc(12px + env(safe-area-inset-bottom)); border-top: 1px solid #eee; }
.nv-submit { width: 100%; height: 52px; border: 0; border-radius: 10px; background: #0d0d0d; color: #fff; font-size: 17px; font-weight: 800; cursor: pointer; }
.nv-submit:disabled { background: #e6e6e9; color: #a8a8ae; }

/* ── 완료 ─────────────────────────────────── */
.tu-done { position: relative; text-align: center; padding: 16px 0 8px; }
.tu-done .orb { margin: 0 auto 16px; }
.tu-done .t3 { margin-top: 8px; }
.tu-burst { position: absolute; left: 50%; top: 52px; width: 0; height: 0; }
.tu-burst i { position: absolute; width: 8px; height: 14px; margin: -7px 0 0 -4px; border-radius: 2px; background: var(--c); opacity: 0; transform: rotate(var(--a)) translateY(0); animation: tu-confetti 1.1s var(--ease) var(--d) both; }
@keyframes tu-confetti { 0% { opacity: 1; transform: rotate(var(--a)) translateY(0) scale(.6); } 100% { opacity: 0; transform: rotate(var(--a)) translateY(-96px) scale(1); } }
.tu-card { margin-top: 20px; padding: 20px; border-radius: 12px; background: var(--bg-1); }
.tu-card h2 { font-size: 15px; font-weight: 800; }
.tu-flow { list-style: none; margin: 12px 0 0; padding: 0; }
.tu-flow li { display: flex; gap: 12px; align-items: flex-start; padding: 10px 0; }
.tu-flow li + li { border-top: 1px solid var(--line-1); }
.tu-flow i { flex: none; width: 26px; height: 26px; border-radius: 50%; background: #0d0d0d; color: #fff; font-style: normal; font-size: 13px; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.tu-flow b { display: block; font-size: 15px; }
.tu-flow span { display: block; margin-top: 2px; font-size: 13px; color: var(--text-2); line-height: 1.5; }
.tu-rules ul { margin: 10px 0 0; padding-left: 18px; }
.tu-rules li { font-size: 14px; line-height: 1.55; padding: 5px 0; }
.tu-rules li::marker { color: var(--accent); }
.tu-rules li span { font-size: 12px; color: var(--text-2); }

/* PC 안의 폰 틀(iframe) — 스크롤바 숨김 */
html.tu-embed, html.tu-embed body { scrollbar-width: none; }
html.tu-embed::-webkit-scrollbar, html.tu-embed body::-webkit-scrollbar { display: none; }

/* ═══════ PC ═══════ */
body.tu-pc { background: #fff; }
.tu-pc-root { min-height: 100dvh; padding: 0 40px 40px; }
.pc-top { max-width: 1040px; margin: 0 auto; height: 72px; display: flex; align-items: center; gap: 12px; }
.pc-main { max-width: 1040px; margin: 8px auto 0; display: grid; grid-template-columns: minmax(340px, 420px) 1fr; gap: 56px; align-items: start; }
.pc-screen { padding: 28px 28px 24px; border-radius: 20px; border: 1.5px solid var(--line-1); background: #fff; box-shadow: 0 12px 40px rgba(0, 0, 0, .06); }
.pc-screen .h2 { font-size: 22px; }
.pc-qr-wrap { position: relative; padding-top: 56px; }
.tu-qr-frame.big { max-width: 300px; margin-top: 0; padding: 22px; }
.tu-qr-frame b { position: absolute; width: 26px; height: 26px; border: 4px solid var(--accent); animation: tu-corner 1.6s ease-in-out infinite; }
.tu-qr-frame .c1 { left: 4px; top: 4px; border-right: 0; border-bottom: 0; border-radius: 8px 0 0 0; }
.tu-qr-frame .c2 { right: 4px; top: 4px; border-left: 0; border-bottom: 0; border-radius: 0 8px 0 0; }
.tu-qr-frame .c3 { left: 4px; bottom: 4px; border-right: 0; border-top: 0; border-radius: 0 0 0 8px; }
.tu-qr-frame .c4 { right: 4px; bottom: 4px; border-left: 0; border-top: 0; border-radius: 0 0 8px 0; }
@keyframes tu-corner { 50% { opacity: .35; } }
.pc-point { position: absolute; left: 50%; top: 0; transform: translateX(-50%); z-index: 1; }
.pc-point span { display: inline-block; padding: 7px 14px; border-radius: var(--r-pill); background: var(--accent); color: #fff; font-size: 14px; font-weight: 800; white-space: nowrap; animation: tu-bob 1.2s ease-in-out infinite; }
.pc-point span::after { content: ""; position: absolute; left: 50%; bottom: -6px; margin-left: -6px; border: 6px solid transparent; border-top-color: var(--accent); border-bottom: 0; }
@keyframes tu-bob { 50% { transform: translateY(5px); } }
.pc-kicker { font-size: 14px; font-weight: 700; color: var(--accent-text); }
.pc-guide h1 { margin-top: 10px; font-size: 38px; line-height: 1.25; font-weight: 800; letter-spacing: -.03em; }
.pc-howto { display: grid; grid-template-columns: 112px 1fr; gap: 24px; align-items: center; margin-top: 28px; }
.pc-steps { list-style: none; margin: 0; padding: 0; }
.pc-steps li { display: flex; gap: 14px; align-items: center; padding: 14px 16px; border-radius: 14px; transition: background .3s, transform .3s; }
.pc-steps li + li { margin-top: 4px; }
.pc-steps li i { flex: none; width: 32px; height: 32px; border-radius: 50%; background: var(--surface-2); color: var(--text-2); font-style: normal; font-weight: 800; display: flex; align-items: center; justify-content: center; transition: background .3s, color .3s; }
.pc-steps li b { display: block; font-size: 18px; color: var(--text-2); transition: color .3s; }
.pc-steps li span { display: block; font-size: 14px; color: var(--text-3); transition: color .3s; }
.pc-steps li.on { background: var(--bg-1); transform: translateX(6px); }
.pc-steps li.on i { background: var(--accent); color: #fff; }
.pc-steps li.on b { color: var(--text-1); }
.pc-steps li.on span { color: var(--text-2); }
.pc-anim { height: 170px; display: flex; align-items: center; justify-content: center; }
.pa-phone { position: relative; width: 96px; height: 150px; border-radius: 18px; background: #0d0d0d; padding: 7px; animation: tu-phone 6s var(--ease) infinite; }
.pa-screen { position: relative; width: 100%; height: 100%; border-radius: 12px; background: #1f1f22; overflow: hidden; }
.pa-view { position: absolute; left: 12px; right: 12px; top: 22px; aspect-ratio: 1; border-radius: 6px; background: #fff; padding: 5px; opacity: 0; animation: tu-view 6s var(--ease) infinite; }
.pa-view img { width: 100%; display: block; }
.pa-corners { position: absolute; inset: -4px; border: 2px dashed #ffd24d; border-radius: 8px; }
.pa-link { position: absolute; left: 5px; right: 5px; bottom: 16px; padding: 5px 4px; border-radius: 8px; background: #ffd24d; color: #0d0d0d; font-size: 9px; font-weight: 800; text-align: center; white-space: nowrap; overflow: hidden; opacity: 0; transform: translateY(8px); animation: tu-link 6s var(--ease) infinite; }
.pa-tap { position: absolute; right: 8px; bottom: -6px; font-size: 24px; opacity: 0; animation: tu-patap 6s var(--ease) infinite; }
@keyframes tu-phone { 0% { transform: translateX(24px) rotate(6deg); } 20%, 100% { transform: none; } }
@keyframes tu-view { 0%, 30% { opacity: 0; transform: scale(.8); } 38%, 92% { opacity: 1; transform: none; } 100% { opacity: 0; } }
@keyframes tu-link { 0%, 62% { opacity: 0; transform: translateY(8px); } 68%, 92% { opacity: 1; transform: none; } 100% { opacity: 0; } }
@keyframes tu-patap { 0%, 72% { opacity: 0; transform: translateY(10px); } 78% { opacity: 1; transform: translateY(0); } 84% { transform: translateY(-4px) scale(.9); } 92% { opacity: 1; } 100% { opacity: 0; } }
.pc-note { margin-top: 28px; padding: 18px; border-radius: 14px; background: var(--bg-1); display: grid; grid-template-columns: 240px 1fr; gap: 16px; align-items: center; }
.pc-note > p { font-size: 14px; line-height: 1.6; color: var(--text-2); }
.pc-note > p b { color: var(--text-1); }
.pc-dm { padding: 12px 14px; border-radius: 12px; background: #fff; border: 1px solid var(--line-1); }
.pc-dm-who { font-size: 12px; font-weight: 800; }
.pc-dm p { margin-top: 4px; font-size: 12.5px; line-height: 1.5; }
.pc-dm-btn { display: block; margin-top: 8px; padding: 7px 0; border-radius: 8px; background: #3a5bf0; color: #fff; font-size: 12.5px; font-weight: 800; text-align: center; }
.pc-alt { margin-top: 20px; font-size: 15px; color: var(--text-2); }
.pc-alt button { border: 0; background: none; padding: 0; font: inherit; font-weight: 800; color: var(--text-1); text-decoration: underline; text-underline-offset: 4px; cursor: pointer; }
.pf-backdrop { position: fixed; inset: 0; z-index: 400; display: flex; align-items: center; justify-content: center; background: rgba(10, 10, 10, .72); animation: fadein .2s var(--ease) both; }
.pf { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.pf-device { width: calc(380px * var(--s, 1)); height: calc(780px * var(--s, 1)); }
.pf-device iframe { width: 380px; height: 780px; border: 10px solid #0d0d0d; border-radius: 44px; background: #fff; transform: scale(var(--s, 1)); transform-origin: 0 0; }
.pf-x { height: 40px; padding: 0 18px; border: 0; border-radius: var(--r-pill); background: #fff; font-size: 15px; font-weight: 800; cursor: pointer; }
@media (max-width: 860px) {
  .tu-pc-root { padding: 0 20px 32px; }
  .pc-main { grid-template-columns: 1fr; gap: 28px; }
  .pc-stage { order: 1; }
  .pc-guide { order: 0; }
  .pc-guide h1 { font-size: 30px; }
  .pc-howto { grid-template-columns: 1fr; }
  .pc-anim { display: none; }
  .pc-note { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .tu-wave img, .tu-hand, .tu-glow::after, .tu-scan, .coach-finger span, .coach.tap .coach-hole::after, .pc-point span, .pa-phone, .pa-view, .pa-link, .pa-tap, .tu-qr-frame b, .tu-burst i { animation: none !important; }
  .pa-view, .pa-link { opacity: 1; transform: none; }
}