:root{
  --bg:#0f1115;
  --panel:#151a22;
  --panel2:#10151c;
  --text:#e9eef7;
  --muted:#a9b4c7;
  --accent:#ff3b3b;      /* ON AIR */
  --accent2:#ffcc66;     /* 暖色ライト */
  --line:rgba(255,255,255,.08);
  --radius:18px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family: ui-sans-serif, system-ui, -apple-system, "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Meiryo", sans-serif;background:radial-gradient(1200px 700px at 70% 0%, rgba(255,204,102,.18), transparent 55%), radial-gradient(1000px 600px at 10% 10%, rgba(255,59,59,.10), transparent 60%), var(--bg); color:var(--text);}
a{color:inherit}

.lp .hero{
  padding:56px 16px 24px;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(900px 400px at 50% -10%, rgba(255,204,102,.18), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,.03), transparent 60%);
}
.hero-inner{max-width:1080px;margin:0 auto}
.onair-badge{
  display:inline-block;
  padding:8px 14px;
  border-radius:999px;
  background:rgba(255,59,59,.16);
  border:1px solid rgba(255,59,59,.38);
  color:#ffd6d6;
  font-weight:800;
  letter-spacing:.08em;
  box-shadow: 0 0 0 6px rgba(255,59,59,.06);
}
.onair-image{ padding:10px 14px; }
.onair-image img{ height:26px; width:auto; display:block; }

.hero-title{font-size:clamp(28px,4.2vw,44px); margin:14px 0 6px; line-height:1.1;}
.hero-copy{margin:0 0 18px;color:var(--muted); max-width:60ch}

.platforms{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0 18px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 16px;border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  text-decoration:none;
  font-weight:700;
}
.btn:hover{background:rgba(255,255,255,.06)}
.btn.primary{
  border-color:rgba(255,204,102,.35);
  background:linear-gradient(180deg, rgba(255,204,102,.22), rgba(255,204,102,.10));
}

.hero-card{
  margin-top:18px;
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:14px;
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.hero-image{min-height:260px; position:relative; background: radial-gradient(500px 240px at 60% 10%, rgba(255,204,102,.22), transparent 60%), #0c0f14;}
/* “収録ブースっぽい”抽象イラスト（実画像がなくても雰囲気出す） */
.studio-illustration{
  position:absolute; inset:0;
  background:
    linear-gradient(90deg, rgba(255,255,255,.06) 0 0) left/1px 100% no-repeat,
    radial-gradient(12px 12px at 18% 40%, rgba(255,204,102,.35), transparent 60%),
    radial-gradient(16px 16px at 64% 62%, rgba(255,59,59,.22), transparent 65%),
    repeating-linear-gradient(90deg, rgba(255,255,255,.07) 0 12px, transparent 12px 24px),
    linear-gradient(180deg, rgba(0,0,0,.00), rgba(0,0,0,.35));
  mask: linear-gradient(180deg, rgba(0,0,0,1), rgba(0,0,0,.85));
  opacity:.9;
}

.hero-desc{padding:18px 18px 20px}
.hero-desc h2{margin:0 0 8px;font-size:18px}
.hero-desc p{margin:0 0 14px;color:var(--muted);line-height:1.7}
.hero-desc h3{margin:18px 0 10px;font-size:16px}

.topics{display:flex;flex-wrap:wrap;gap:10px; list-style:none; padding:0; margin:0}
.topics li{
  padding:8px 10px;border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:#dbe6ff;
  font-weight:650;
}

.section{padding:26px 16px}
.block{max-width:1080px;margin:0 auto 24px}
.section-title{margin:0 0 12px;font-size:20px}

.hosts{display:grid; grid-template-columns:1fr 1fr; gap:14px}
.host{
  display:flex; gap:12px; padding:14px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(255,255,255,.03);
}
.avatar{
  width:20%;
  min-width: 100px;
  aspect-ratio:1/1;
}
.avatar img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, .04);
}
.avatar-placeholder{width:100%;height:100%; background:radial-gradient(circle at 30% 30%, rgba(255,204,102,.22), transparent 55%), rgba(255,255,255,.03)}
.host-body{width:80%}
.host-body h3{margin:0 0 6px}
.host-body p{margin:0 0 8px;color:var(--muted);line-height:1.7}

.host-links{ display:flex; flex-wrap:wrap; gap:10px; margin-top:10px; }
.host-link{ display:inline-flex; align-items:center; gap:8px; text-decoration:none; }
.host-link-icon{ width:18px; height:18px; border-radius:6px; object-fit:cover; }

.episodes{display:grid; grid-template-columns:1fr 1fr; gap:14px}
.episode{
  padding:14px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
}
.ep-meta{display:flex;gap:8px; align-items:center; margin-bottom:8px; flex-wrap:wrap}
.pill{
  display:inline-flex; padding:6px 10px; border-radius:999px;
  border:1px solid var(--line);
  background:rgba(0,0,0,.18);
  text-decoration:none;
  color:var(--muted);
  font-weight:700;
}
.ep-title{margin:6px 0 8px}
.ep-summary{margin:0;color:var(--muted);line-height:1.7}
.embed{margin-top:10px;border-top:1px dashed var(--line); padding-top:10px}

.footer{border-top:1px solid var(--line); padding:18px 16px; color:var(--muted)}
.footer-inner{max-width:1080px;margin:0 auto; display:flex; justify-content:space-between; align-items:center; gap:10px}

.link{color:#cfe1ff;text-decoration:none}
.link:hover{text-decoration:underline}

@media (max-width: 860px){
  .hero-card{grid-template-columns:1fr}
  .hosts,.episodes{grid-template-columns:1fr}
}

/* 管理画面 */
.admin-bg{min-height:100vh; padding:24px 12px}
.admin-card{
  max-width:420px;margin:8vh auto 0;
  padding:18px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.admin-title{margin:0 0 12px}
.alert{background:rgba(255,59,59,.12);border:1px solid rgba(255,59,59,.35);padding:10px 12px;border-radius:12px}
.field{display:block;margin:12px 0}
.field span{display:block;color:var(--muted);font-weight:700;margin-bottom:6px}
.field input,.field textarea{
  width:100%; padding:12px 12px; border-radius:12px;
  border:1px solid var(--line);
  background:rgba(0,0,0,.25);
  color:var(--text);
}
.hint{display:block;color:var(--muted);margin-top:6px;font-size:12px}
.check{display:flex;align-items:center;gap:10px;margin:12px 0;color:var(--muted);font-weight:700}
.admin-shell{max-width:1080px;margin:0 auto}
.admin-header{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.admin-actions{display:flex;gap:10px;flex-wrap:wrap}
.admin-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.admin-tile{
  display:block;padding:16px;border-radius:var(--radius);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  text-decoration:none;
}
.admin-tile h2{margin:0 0 6px}
.admin-tile p{margin:0;color:var(--muted)}
.tbl{width:100%;border-collapse:collapse;background:rgba(255,255,255,.02);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.tbl th,.tbl td{padding:12px;border-bottom:1px solid var(--line);text-align:left;color:var(--text)}
.tbl th{color:var(--muted);font-weight:800}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form{max-width:860px}
@media (max-width:720px){
  .admin-grid{grid-template-columns:1fr}
  .row{grid-template-columns:1fr}
}
/* エピソード OGP サムネ */
.ep-thumb{
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
  margin-bottom:10px;
  background:rgba(0,0,0,.18);
}
.ep-thumb img{
  width:100%;
  height:160px;
  object-fit:cover;
  display:block;
}

.ep-links{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:10px;
}
.ep-link-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
}

.ep-link-icon{
  width:50px;
  height:50px;
}

/* ===== Admin: select (dropdown) only ===== */
.form select {
  width: 100%;
  padding: 12px 40px 12px 12px;   /* 右側に矢印ぶん余白 */
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0,0,0,.25);
  color: var(--text);
  font-size: 14px;
  line-height: 1.2;
  cursor: pointer;

  /* OS依存の見た目を抑える */
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;

  /* ▼をCSSで描画 */
  background-image:
    linear-gradient(45deg, transparent 50%, rgba(233,238,247,.9) 50%),
    linear-gradient(135deg, rgba(233,238,247,.9) 50%, transparent 50%);
  background-position:
    right 16px center,
    right 10px center;
  background-size:
    8px 8px,
    8px 8px;
  background-repeat: no-repeat;
}

/* フォーカス（入力と同じトーン） */
.form select:focus {
  outline: none;
  border-color: rgba(255,204,102,.35);
  box-shadow: 0 0 0 1px rgba(255,204,102,.25);
}

/* 無効時 */
.form select:disabled {
  opacity: .6;
  cursor: not-allowed;
}

/* Edge/IE系の矢印を消す（念のため） */
.form select::-ms-expand {
  display: none;
}


/* Banners (between hosts and episodes) */
.banners{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
  margin-top:14px;
}
.banner{
  display:block;
  overflow:hidden;
}
.banner img{
  width:100%;
  height:100%;
  object-fit:contain;    /* 横長バナー想定 */
  display:block;
}
.banner:hover{
  filter: brightness(1.03);
}

@media (max-width: 860px){
  .banners{ grid-template-columns: 1fr; }
}