/* 映像制作ページ（/business-video）: 問い合わせ用の中心ページ */
.bv{background:#fff;color:var(--ink)}
.bv *{box-sizing:border-box}
.bv a{text-decoration:none}
.bv-hero{position:relative;padding:clamp(140px,14vw,200px) var(--pad) clamp(70px,8vw,110px);background:linear-gradient(180deg,#f2f5fc 0%,#fff 100%);overflow:hidden}
.bv-hero .breadcrumb{margin-bottom:clamp(28px,4vw,48px)}
.bv-eyebrow{margin:0 0 18px;font-size:10px;font-weight:600;letter-spacing:.22em;color:var(--blue)}
.bv-hero h1{margin:0;font-size:clamp(38px,6vw,84px);font-weight:600;line-height:1.2;letter-spacing:-.045em;color:var(--navy)}
.bv-hero h1 em,.bv-head h2 em{font-style:normal;color:var(--blue)}
.bv-lead{max-width:640px;margin:26px 0 0;font-size:clamp(14px,1.5vw,17px);line-height:2;color:var(--muted)}
.bv-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.bv-btn{display:inline-flex;align-items:center;justify-content:space-between;gap:18px;min-width:220px;padding:17px 26px;border:1px solid var(--navy);font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--navy);transition:background .25s,color .25s,border-color .25s}
.bv-btn i{font-style:normal;font-size:16px;font-weight:400;transition:transform .35s cubic-bezier(.16,1,.3,1)}
.bv-btn:hover{background:var(--navy);color:#fff}
.bv-btn:hover i{transform:translateX(4px)}
.bv-btn--primary{background:var(--blue);border-color:var(--blue);color:#fff}
.bv-btn--primary:hover{background:var(--navy);border-color:var(--navy)}
.bv-facts{display:flex;flex-wrap:wrap;gap:14px 40px;margin:48px 0 0;padding:28px 0 0;list-style:none;border-top:1px solid var(--line)}
.bv-facts li{display:grid;gap:4px}
.bv-facts b{font-size:clamp(18px,2vw,24px);font-weight:600;color:var(--navy)}
.bv-facts span{font-size:12px;color:var(--muted)}

.bv-sec{position:relative;padding:clamp(80px,9vw,130px) var(--pad)}
.bv-sec--paper{background:var(--paper)}
.bv-head{max-width:820px;margin:0 0 clamp(40px,5vw,64px)}
.bv-label{margin:0 0 14px;font-size:10px;font-weight:600;letter-spacing:.22em;color:var(--blue)}
.bv-head h2{margin:0;font-size:clamp(28px,3.8vw,50px);font-weight:600;line-height:1.35;letter-spacing:-.035em;color:var(--navy)}
.bv-sub{margin:18px 0 0;font-size:14px;line-height:1.95;color:var(--muted)}

.bv-issues{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.bv-issue{padding:28px 24px;border:1px solid var(--line);background:#fff}
.bv-issue b{display:block;margin-bottom:16px;font-size:30px;font-weight:300;color:#d5dae4}
.bv-issue h3{margin:0 0 12px;font-size:16px;font-weight:600;line-height:1.6;color:var(--navy)}
.bv-issue p{margin:0;font-size:13px;line-height:1.9;color:var(--muted)}

.bv-sample{display:grid;gap:clamp(28px,4vw,48px)}
.bv-sample-videos{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.4vw,32px)}
.bv-yt-wrap{margin:0}
.bv-yt{position:relative;width:100%;aspect-ratio:16/9;background:#0b1533;box-shadow:0 24px 60px rgba(0,27,98,.16);overflow:hidden}
.bv-yt iframe,.bv-yt-play,.bv-yt-play img{position:absolute;inset:0;width:100%;height:100%;border:0}
.bv-yt-play{padding:0;background:none;cursor:pointer}
.bv-yt-play img{object-fit:cover;transition:transform .8s cubic-bezier(.16,1,.3,1)}
.bv-yt-play:hover img{transform:scale(1.03)}
.bv-yt-icon{position:absolute;left:50%;top:50%;width:76px;height:76px;margin:-38px 0 0 -38px;border-radius:50%;background:rgba(0,27,98,.72);border:1px solid rgba(255,255,255,.5);backdrop-filter:blur(2px);transition:background .25s,transform .35s}
.bv-yt-icon:after{content:"";position:absolute;left:50%;top:50%;margin:-11px 0 0 -7px;border-style:solid;border-width:11px 0 11px 19px;border-color:transparent transparent transparent #fff}
.bv-yt-play:hover .bv-yt-icon{background:var(--blue);transform:scale(1.08)}
.bv-yt noscript a{position:absolute;inset:auto 0 16px 0;text-align:center;color:#fff;font-weight:600}
.bv-yt-wrap figcaption{margin-top:12px;font-size:12px;line-height:1.7;color:var(--muted)}
.bv-sample-points{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:12px 36px}
.bv-sample-points li{position:relative;padding:8px 0 8px 24px;font-size:14px;font-weight:600;color:var(--navy)}
.bv-sample-points li:before{content:"";position:absolute;left:4px;top:50%;width:8px;height:8px;margin-top:-4px;background:var(--blue);transform:rotate(45deg)}

.bv-uses{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.bv-use{padding:30px 26px;border-top:3px solid var(--blue);background:var(--paper)}
.bv-use small{display:block;margin-bottom:12px;font-size:10px;font-weight:600;letter-spacing:.18em;color:var(--blue)}
.bv-use h3{margin:0 0 12px;font-size:20px;font-weight:600;color:var(--navy)}
.bv-use p{margin:0;font-size:13px;line-height:1.9;color:var(--muted)}
.bv-more{margin:36px 0 0}
.bv-more a{display:inline-flex;gap:12px;padding-bottom:6px;border-bottom:1px solid var(--blue);font-size:13px;font-weight:600;color:var(--blue)}

.bv-included{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:0;padding:0;list-style:none}
.bv-included li{position:relative;padding:20px 22px 20px 48px;background:#fff;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--navy)}
.bv-included li:before{content:"✓";position:absolute;left:22px;top:50%;transform:translateY(-50%);color:var(--blue);font-weight:700}

.bv-price-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);max-width:1000px;border-radius:16px;overflow:hidden;box-shadow:0 24px 60px rgba(0,27,98,.12);border:1px solid var(--line)}
.bv-price-main{padding:clamp(32px,4vw,52px);background:var(--navy);color:#fff}
.bv-price-badge{display:inline-block;margin:0 0 20px;padding:6px 14px;border:1px solid rgba(255,255,255,.3);border-radius:999px;font-size:10px;font-weight:600;letter-spacing:.14em;color:#8fd4ff}
.bv-price-main h3{margin:0 0 24px;font-size:clamp(20px,2.2vw,26px);font-weight:600}
.bv-price-month{display:flex;align-items:flex-end;gap:8px}
.bv-price-month small{font-size:12px;color:#8fd4ff;margin-bottom:12px}
.bv-price-month strong{font-size:clamp(72px,8vw,110px);font-weight:600;line-height:.9;letter-spacing:-.06em}
.bv-price-month span{font-size:20px;margin-bottom:10px}
.bv-price-month em{font-style:normal;font-size:14px;margin:0 0 12px 8px;color:rgba(255,255,255,.7)}
.bv-price-total{display:flex;justify-content:space-between;align-items:baseline;margin:28px 0 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.2);font-size:13px;color:rgba(255,255,255,.7)}
.bv-price-total b{font-size:26px;font-weight:600;color:#fff}
.bv-price-side{display:flex;flex-direction:column;justify-content:center;gap:28px;padding:clamp(32px,4vw,52px);background:#fff}
.bv-price-note{margin:0;font-size:14px;line-height:2;color:var(--muted)}
.bv-price-side .bv-btn{min-width:0;width:100%}

.bv-works{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.bv-work{display:flex;flex-direction:column;gap:12px;padding:30px 28px;background:#fff;border:1px solid var(--line);transition:transform .35s cubic-bezier(.16,1,.3,1),box-shadow .35s}
.bv-work small{font-size:10px;font-weight:600;letter-spacing:.18em;color:var(--blue)}
.bv-work h3{margin:0;font-size:18px;font-weight:600;line-height:1.5;color:var(--navy)}
.bv-work p{margin:0;font-size:13px;line-height:1.95;color:var(--muted)}
.bv-work .bv-work-credit{flex:1;padding-top:12px;border-top:1px solid var(--line);font-size:12px;color:var(--ink)}
.bv-work-more{display:inline-flex;justify-content:space-between;gap:14px;margin-top:6px;font-size:12px;font-weight:600;color:var(--blue)}
.bv-work-more i{font-style:normal}
.bv-work:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,27,98,.1)}

.bv-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin:0;padding:0;list-style:none}
.bv-step{padding:28px 24px;border:1px solid var(--line);background:#fff}
.bv-step div{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:18px}
.bv-step b{font-size:34px;font-weight:300;color:var(--blue)}
.bv-step span{font-size:10px;font-weight:600;letter-spacing:.16em;color:var(--muted)}
.bv-step h3{margin:0 0 10px;font-size:18px;font-weight:600;color:var(--navy)}
.bv-step p{margin:0;font-size:13px;line-height:1.9;color:var(--muted)}

.bv-faq{display:grid;gap:12px;max-width:900px}
.bv-faq details{background:#fff;border:1px solid var(--line);border-radius:10px}
.bv-faq summary{display:flex;align-items:center;gap:14px;padding:20px 24px;list-style:none;cursor:pointer;font-size:15px;font-weight:600;color:var(--navy)}
.bv-faq summary::-webkit-details-marker{display:none}
.bv-faq summary i,.bv-faq details p i{display:inline-grid;place-items:center;flex:none;width:28px;height:28px;border-radius:50%;background:var(--blue);color:#fff;font-style:normal;font-size:12px;font-weight:700}
.bv-faq summary span{position:relative;flex:none;width:14px;height:14px;margin-left:auto}
.bv-faq summary span:before,.bv-faq summary span:after{content:"";position:absolute;left:0;right:0;top:50%;height:2px;margin-top:-1px;background:var(--navy);transition:transform .3s}
.bv-faq summary span:after{transform:rotate(90deg)}
.bv-faq details[open] summary span:after{transform:rotate(0)}
.bv-faq details p{display:flex;gap:14px;margin:0;padding:0 24px 22px;font-size:14px;line-height:1.95;color:var(--muted)}
.bv-faq details p i{background:#e8ecf7;color:var(--navy)}

.bv-contact{background:var(--navy);color:#fff;text-align:center}
.bv-head--light{margin-left:auto;margin-right:auto}
.bv-head--light h2{color:#fff}
.bv-head--light h2 em{color:#8fd4ff}
.bv-head--light .bv-label{color:#8fd4ff}
.bv-head--light .bv-sub{color:rgba(255,255,255,.7)}
.bv-form-card{max-width:680px;margin:0 auto;padding:clamp(28px,4vw,52px);background:#fff;border-radius:16px;text-align:left;color:var(--ink)}

.bv-hero,.bv-sec{word-break:auto-phrase;line-break:strict}
.bv-head h2,.bv-hero h1,.bv-sub,.bv-lead{text-wrap:balance}
@media(max-width:1000px){.bv-issues,.bv-uses,.bv-included,.bv-steps{grid-template-columns:repeat(2,minmax(0,1fr))}.bv-works{grid-template-columns:1fr}.bv-sample,.bv-price-card{grid-template-columns:1fr}}
@media(max-width:600px){.bv-issues,.bv-uses,.bv-included,.bv-steps{grid-template-columns:1fr}.bv-btn{width:100%}.bv-facts{gap:18px 28px}}

@media(max-width:1000px){.bv-sample-videos{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.bv-sample-videos{grid-template-columns:1fr}}

.bv-shorts-label{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 16px;margin:0 0 20px;font-size:10px;font-weight:600;letter-spacing:.22em;color:var(--blue)}
.bv-shorts-label span{font-size:13px;font-weight:600;letter-spacing:.02em;color:var(--navy)}
.bv-shorts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,220px));gap:20px}
.bv-yt--short{aspect-ratio:9/16}

.bv-work-media{margin:-30px -28px 6px;aspect-ratio:16/9;overflow:hidden;background:#ffe600}
.bv-work-media img{width:100%;height:100%;object-fit:cover}
.bv-work-media{position:relative}
.bv-work-media img{transition:transform .8s cubic-bezier(.16,1,.3,1)}
.bv-work-media:after{content:"↗";position:absolute;right:14px;top:14px;display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--navy);font-size:15px;opacity:0;transform:translateY(4px);transition:opacity .3s,transform .3s}
.bv-work:hover .bv-work-media img{transform:scale(1.05)}
.bv-work:hover .bv-work-media:after{opacity:1;transform:none}
@media(max-width:1000px){.bv-works{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.bv-works{grid-template-columns:1fr}}
.bv-work-media--logo{background:#fff;border-bottom:1px solid var(--line)}
.bv-work-media--logo img{object-fit:contain;padding:14px 18px}

/* 制作事例カード（サムネイル＋ラベル＋名称＋説明） */
.bv-sample-main{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(28px,4vw,56px);align-items:center}
.bv-sample-main .bv-sample-points{display:grid;gap:14px}
.bv-sample-main .bv-sample-points li{padding:14px 0 14px 26px;border-bottom:1px solid var(--line)}
.bv-sample-main .bv-sample-points li:before{left:4px}
.bv-cases{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.4vw,32px)}
.bv-case{display:flex;flex-direction:column;overflow:hidden;border-radius:14px;background:#fff;box-shadow:0 10px 30px rgba(0,27,98,.08);transition:transform .35s cubic-bezier(.16,1,.3,1),box-shadow .35s}
.bv-case:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,27,98,.14)}
.bv-case-media{position:relative;display:block;aspect-ratio:16/9;background:#0b1533;overflow:hidden}
.bv-case-media>img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.16,1,.3,1)}
.bv-case-media>img.is-logo{object-fit:contain;padding:14px 18px;background:#fff}
a.bv-case-media:hover>img{transform:scale(1.05)}
.bv-case-media .bv-yt{box-shadow:none;height:100%}
.bv-case-media .bv-yt-icon{width:60px;height:60px;margin:-30px 0 0 -30px}
.bv-case-tile{display:flex;flex-direction:column;justify-content:center;gap:8px;width:100%;height:100%;padding:24px;background:linear-gradient(135deg,#001b62,#0047ff);color:#fff}
.bv-case-tile small{font-size:10px;font-weight:600;letter-spacing:.24em;color:#8fd4ff}
.bv-case-tile b{font-size:clamp(20px,2.2vw,28px);font-weight:600;line-height:1.35}
.bv-case-body{display:flex;flex-direction:column;gap:10px;flex:1;padding:22px 24px 26px}
.bv-case-tag{align-self:flex-start;padding:5px 12px;border-radius:6px;background:#e6f1ff;font-size:11px;font-weight:700;color:var(--blue)}
.bv-case-body h3{margin:0;font-size:17px;font-weight:700;line-height:1.5;color:var(--navy)}
.bv-case-body p{margin:0;flex:1;font-size:13px;line-height:1.9;color:var(--muted)}
.bv-case-more{display:inline-flex;gap:10px;margin-top:4px;font-size:12px;font-weight:600;color:var(--blue)}
.bv-case-more i{font-style:normal}
@media(max-width:1000px){.bv-cases{grid-template-columns:repeat(2,minmax(0,1fr))}.bv-sample-main{grid-template-columns:1fr}}
@media(max-width:640px){.bv-cases{grid-template-columns:1fr}}

/* 完成動画のイメージ：動画を小さく、縦の余白を詰める */
#sample.bv-sec{padding-top:clamp(56px,6vw,84px);padding-bottom:clamp(56px,6vw,80px)}
#sample .bv-head{margin-bottom:clamp(24px,3vw,36px)}
.bv-sample-main{grid-template-columns:minmax(0,520px) minmax(0,1fr);gap:clamp(24px,3.5vw,48px)}
.bv-sample-main .bv-yt{box-shadow:0 14px 36px rgba(0,27,98,.12)}
.bv-sample-main .bv-yt-icon{width:60px;height:60px;margin:-30px 0 0 -30px}
@media(max-width:1000px){.bv-sample-main{grid-template-columns:1fr}.bv-sample-main .bv-yt-wrap{max-width:560px}}

/* ヒーロー背景：抽象的なグラフィックをゆっくり動かす */
@keyframes bv-spin{to{transform:rotate(360deg)}}
@keyframes bv-spin-rev{to{transform:rotate(-360deg)}}
@keyframes bv-float{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(-16px,14px,0)}}
@keyframes bv-orb-a{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(-6%,8%,0) scale(1.12)}}
@keyframes bv-orb-b{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(8%,-6%,0) scale(1.08)}}
@keyframes bv-dots{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(-26px,13px,0)}}
.bv-hero>*{position:relative;z-index:1}
.bv-hero>.bv-hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.bv-orb{position:absolute;border-radius:50%;filter:blur(60px);will-change:transform}
.bv-orb--a{width:46%;aspect-ratio:1;right:-6%;top:-18%;background:radial-gradient(circle,rgba(0,71,255,.2),transparent 68%);animation:bv-orb-a 26s ease-in-out infinite}
.bv-orb--b{width:40%;aspect-ratio:1;right:22%;bottom:-30%;background:radial-gradient(circle,rgba(9,168,237,.22),transparent 68%);animation:bv-orb-b 32s ease-in-out infinite}
.bv-hero-art{position:absolute;inset:0;width:100%;height:100%}
.bv-hero-art g{transform-box:fill-box;transform-origin:center}
.bv-art-ring--1{animation:bv-spin 120s linear infinite}
.bv-art-ring--2{animation:bv-spin-rev 80s linear infinite}
.bv-art-ring--3{animation:bv-spin 50s linear infinite}
.bv-art-play{animation:bv-float 14s ease-in-out infinite}
.bv-art-play--2{animation-duration:18s;animation-delay:-6s}
.bv-art-dots{animation:bv-dots 22s ease-in-out infinite}
@media(prefers-reduced-motion:reduce){.bv-orb,.bv-art-ring,.bv-art-play,.bv-art-dots{animation:none}}
@media(max-width:700px){.bv-hero-art{opacity:.55}}

/* 完成動画のイメージ：横型＋縦型（ショート）を並べる */
.bv-sample-main{grid-template-columns:auto minmax(0,1fr);align-items:center}
.bv-sample-row{display:flex;align-items:flex-end;gap:clamp(18px,2.4vw,32px)}
.bv-sample-row .bv-yt-wrap{width:clamp(300px,36vw,500px)}
.bv-sample-row .bv-yt-wrap--short{width:clamp(150px,15vw,190px)}
.bv-sample-row .bv-yt-wrap--short .bv-yt-icon{width:52px;height:52px;margin:-26px 0 0 -26px}
.bv-sample-row figcaption{margin-top:10px;font-size:11px;line-height:1.6;color:var(--muted)}
@media(max-width:1000px){.bv-sample-main{grid-template-columns:1fr}.bv-sample-row{flex-wrap:wrap}.bv-sample-row .bv-yt-wrap{width:min(100%,500px)}.bv-sample-row .bv-yt-wrap--short{width:min(60%,190px)}}
/* 事例カードが4件のときは2列、5件以上は3列 */
.bv-cases{grid-template-columns:repeat(2,minmax(0,1fr))}
.bv-cases:has(>:nth-child(5)){grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:640px){.bv-cases,.bv-cases:has(>:nth-child(5)){grid-template-columns:1fr}}

/* 完成動画のイメージ：映像の横に説明（横型／縦型） */
.bv-sample{display:grid;gap:clamp(36px,4.5vw,56px)}
.bv-sample-block{display:grid;grid-template-columns:auto minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:center}
.bv-sample-block .bv-yt-wrap{width:clamp(300px,36vw,480px)}
.bv-sample-block--short .bv-yt-wrap{width:clamp(150px,15vw,200px)}
.bv-sample-text{max-width:560px}
.bv-sample-tag{display:inline-block;margin-bottom:12px;padding:5px 12px;border-radius:6px;background:#e6f1ff;font-size:11px;font-weight:700;color:var(--blue)}
.bv-sample-text h3{margin:0 0 12px;font-size:clamp(18px,2vw,24px);font-weight:700;line-height:1.5;color:var(--navy)}
.bv-sample-text>p{margin:0 0 18px;font-size:14px;line-height:1.95;color:var(--muted)}
.bv-sample-text .bv-sample-points{display:grid;gap:0}
.bv-sample-text .bv-sample-points li{padding:11px 0 11px 24px;border-bottom:1px solid var(--line);font-size:13px}
.bv-sample-text .bv-sample-points li:before{left:2px}
@media(max-width:800px){.bv-sample-block{grid-template-columns:1fr}.bv-sample-block .bv-yt-wrap{width:min(100%,480px)}.bv-sample-block--short .bv-yt-wrap{width:min(56%,200px)}}

/* ヒーロー背景の下端をなめらかに消して、次のセクションへつなげる */
.bv-hero>.bv-hero-bg{-webkit-mask-image:linear-gradient(to bottom,#000 55%,transparent 100%);mask-image:linear-gradient(to bottom,#000 55%,transparent 100%)}
.bv-hero{background:linear-gradient(180deg,#f2f5fc 0%,#fafbff 100%)}
.bv-hero{background:linear-gradient(180deg,#f2f5fc 0%,#fff 100%)}

/* 事例カード：常に3列（参考デザインと同じサイズ感） */
.bv-cases,.bv-cases:has(>:nth-child(5)){grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:1000px){.bv-cases,.bv-cases:has(>:nth-child(5)){grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.bv-cases,.bv-cases:has(>:nth-child(5)){grid-template-columns:1fr}}

/* 完成動画のイメージ：横型と縦型を1行に並べ、動画の高さをそろえる */
@media(min-width:1101px){
  .bv-sample{--sh:clamp(190px,16vw,215px);grid-template-columns:minmax(0,1.62fr) minmax(0,1fr);gap:clamp(24px,3vw,44px);align-items:start}
  .bv-sample-block{grid-template-columns:auto minmax(0,1fr);gap:clamp(16px,2vw,28px);align-items:start}
  .bv-sample-block .bv-yt-wrap{width:calc(var(--sh)*16/9)}
  .bv-sample-block--short .bv-yt-wrap{width:calc(var(--sh)*9/16)}
  .bv-sample-block .bv-yt{height:var(--sh);aspect-ratio:auto;width:100%}
  .bv-sample-block .bv-yt-icon{width:52px;height:52px;margin:-26px 0 0 -26px}
  .bv-sample-text h3{font-size:clamp(15px,1.4vw,18px);margin-bottom:8px}
  .bv-sample-text>p{font-size:12.5px;line-height:1.85;margin-bottom:12px}
  .bv-sample-text .bv-sample-points li{padding:8px 0 8px 22px;font-size:12px}
  .bv-sample-tag{margin-bottom:8px;font-size:10px}
}

/* FAQ：中央揃え、縦を詰める */
#faq.bv-sec{padding-top:clamp(52px,5.5vw,76px);padding-bottom:clamp(52px,5.5vw,76px)}
#faq .bv-head{margin:0 auto clamp(24px,3vw,36px);text-align:center}
#faq .bv-faq{margin:0 auto;gap:10px}
#faq .bv-faq summary{padding:15px 22px}
#faq .bv-faq details p{padding:0 22px 18px}

/* 完成動画のイメージ：動画を大きく、横幅を広く使う */
#sample.bv-sec{padding-left:clamp(24px,3.6vw,64px);padding-right:clamp(24px,3.6vw,64px)}
@media(min-width:1101px){
  .bv-sample{--sh:clamp(210px,16vw,300px);grid-template-columns:minmax(0,1.55fr) minmax(0,1fr)}
  .bv-sample-text h3{font-size:clamp(16px,1.35vw,20px)}
  .bv-sample-text>p{font-size:clamp(12.5px,.95vw,14px)}
  .bv-sample-text .bv-sample-points li{font-size:clamp(12px,.9vw,13px)}
}
@media(min-width:1500px){.bv-sample{--sh:300px}}

/* 料金：企業ブランディング動画（総額を大きく・月額は小さく）＋ショート動画 */
.bv-price-card{grid-template-columns:repeat(2,minmax(0,1fr));max-width:1000px}
.bv-price-main{padding:clamp(28px,3.4vw,44px)}
.bv-price-main h3{margin-bottom:20px}
.bv-price-main .bv-price-total{display:flex;flex-direction:column;align-items:flex-start;gap:2px;margin:0;padding:0;border:0}
.bv-price-main .bv-price-total span{font-size:12px;color:rgba(255,255,255,.7)}
.bv-price-main .bv-price-total b{font-size:clamp(64px,7vw,96px);font-weight:600;line-height:1;letter-spacing:-.05em;color:#fff}
.bv-price-main .bv-price-total b small{margin-left:6px;font-size:clamp(18px,1.8vw,24px);font-weight:600;letter-spacing:0}
.bv-price-main .bv-price-month{margin:14px 0 0;padding-top:14px;border-top:1px solid rgba(255,255,255,.2)}
.bv-price-main .bv-price-month small{margin:0;font-size:12px;color:rgba(255,255,255,.72)}
.bv-price-main--short{background:#0b3a8f}
.bv-price-side{grid-column:1/-1;flex-direction:row;align-items:center;justify-content:space-between;gap:clamp(20px,3vw,40px);padding:clamp(22px,2.6vw,32px) clamp(28px,3.4vw,44px)}
.bv-price-side .bv-btn{width:auto;min-width:260px;flex:none}
@media(max-width:700px){.bv-price-card{grid-template-columns:1fr}.bv-price-side{flex-direction:column;align-items:stretch}.bv-price-side .bv-btn{width:100%;min-width:0}}
/* ショート動画のキャプションは折り返さない */
.bv-sample-block--short figcaption{white-space:nowrap}
/* キャプションは動画と説明の下に1行で表示（折り返しなし） */
@media(min-width:1101px){
  .bv-sample-block .bv-yt-wrap{display:contents}
  .bv-sample-block .bv-yt{grid-column:1;grid-row:1}
  .bv-sample-block .bv-sample-text{grid-column:2;grid-row:1}
  .bv-sample-block figcaption{grid-column:1/-1;grid-row:2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:0}
  .bv-sample-block .bv-yt{width:calc(var(--sh)*16/9)}
  .bv-sample-block--short .bv-yt{width:calc(var(--sh)*9/16)}
}

/* 活用方法の見出しは改行しない */
#use .bv-head{max-width:none}
#use .bv-head h2{white-space:nowrap;font-size:clamp(22px,3.3vw,46px)}
@media(max-width:700px){#use .bv-head h2{white-space:normal}}
/* 制作費用：見出しとカードを中央揃え */
#price .bv-head{margin-left:auto;margin-right:auto;text-align:center}
#price .bv-price-card{margin-left:auto;margin-right:auto}
.bv-price-main .bv-price-total{gap:0}

/* すべての動画に、主張しすぎない細い枠 */
.bv-yt{border:1px solid rgba(0,27,98,.16);border-radius:8px;box-shadow:0 8px 24px rgba(0,27,98,.07)}
.bv-case{border:1px solid rgba(0,27,98,.1)}
.bv-case-media .bv-yt{border:0;border-radius:0;box-shadow:none}
/* スマホ・タブレット：動画を中央に */
@media(max-width:1100px){
  .bv-sample-block .bv-yt-wrap{margin-left:auto;margin-right:auto}
  .bv-sample-block figcaption{text-align:center}
}
/* スマホ・タブレットでは、キャプションの折り返しを許可して横はみ出しを防ぐ */
@media(max-width:1100px){
  .bv-sample{grid-template-columns:minmax(0,1fr)}
  .bv-sample-block,.bv-sample-text{min-width:0;max-width:100%}
  .bv-sample-block figcaption{white-space:normal}
}

/* WHY VIDEO / カスタマイズプラン */
.bv-why{max-width:960px}
.bv-why-lead{margin:0 0 34px;font-size:clamp(15px,1.7vw,19px);line-height:2.1;color:var(--navy);font-weight:500}
.sp-br{display:none}
.bv-why-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:22px}
.bv-why-cols article{padding:24px 24px 26px;border:1px solid #dfe5f2;border-radius:14px;background:#fff}
.bv-why-cols small{font-size:12px;letter-spacing:.14em;color:var(--blue);font-weight:600}
.bv-why-cols h3{margin:8px 0 8px;font-size:20px;color:var(--navy)}
.bv-why-cols p{margin:0;font-size:14px;line-height:1.9;color:var(--muted)}
.bv-why-use{padding:clamp(24px,3vw,36px);border-radius:16px;background:#f2f5fc}
.bv-why-tag{display:inline-block;padding:4px 12px;border-radius:99px;background:var(--blue);color:#fff;font-size:12px;font-weight:600;letter-spacing:.08em}
.bv-why-use h3{margin:12px 0 10px;font-size:clamp(19px,2.2vw,26px);color:var(--navy)}
.bv-why-use p{margin:0;font-size:14px;line-height:2;color:var(--muted)}
.bv-price-custom{grid-column:1/-1;display:flex;align-items:center;gap:clamp(14px,2.4vw,32px);flex-wrap:wrap;padding:clamp(20px,2.4vw,28px) clamp(28px,3.4vw,44px);border-top:1px solid #e3e8f4;background:#fafbff}
.bv-price-custom span{font-size:11px;letter-spacing:.16em;color:var(--blue);font-weight:600}
.bv-price-custom h3{margin:0;font-size:18px;color:var(--navy)}
.bv-price-custom p{margin:0;font-size:14px;color:var(--muted)}
.bv-price-custom b{font-size:22px;color:var(--navy)}
@media(max-width:800px){.bv-why-cols{grid-template-columns:1fr}.sp-br{display:inline}}
@media(max-width:600px){.bv-hero h1{font-size:clamp(34px,10vw,44px);line-height:1.3}.bv-hero h1 em{display:inline-block}.bv-lead{font-size:14px;line-height:1.95}.bv-head h2{font-size:clamp(24px,7vw,30px);line-height:1.45}.bv-price-main h3{font-size:18px;line-height:1.5}}

/* WHY VIDEO v2 */
.bv-why-body{max-width:820px;margin:0 0 34px}
.bv-why-body p{margin:0 0 1.2em;font-size:clamp(14px,1.5vw,16px);line-height:2.1;color:var(--ink,#1b2440)}
.bv-why-body p:last-child{margin-bottom:0;font-weight:600;color:var(--navy)}
.bv-why-ways{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:20px}
.bv-why-ways article{padding:20px 22px 22px;border-radius:12px;background:#fff;border:1px solid #dfe5f2}
.bv-why-ways b{font-size:12px;letter-spacing:.14em;color:var(--blue);font-weight:600}
.bv-why-ways h4{margin:6px 0 8px;font-size:17px;color:var(--navy)}
.bv-why-ways p{margin:0;font-size:13.5px;line-height:1.95;color:var(--muted)}
@media(max-width:800px){.bv-why-ways{grid-template-columns:1fr}}
#why .bv-head h2 em{white-space:nowrap}