/* === base layer === */
:root{ --bg:#0e1117; --accent:#ff5252; --accent2:#ffd54f; --text:#f5f7fa; --muted:#8a93a3; --good:#5dd0ff; }
*{ box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
html, body{ margin:0; padding:0; min-height:100%;
  background:radial-gradient(120% 120% at 50% 0%, #1b2333 0%, var(--bg) 60%); color:var(--text);
  font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Yu Gothic UI", Roboto, sans-serif; }

/* === top bar === */
.top_bar{ display:flex; justify-content:flex-end; padding:max(14px, env(safe-area-inset-top)) 14px 0; }
.lang_btn{ border:1px solid rgba(255,255,255,.25); cursor:pointer; background:transparent; color:var(--text);
  font-weight:800; font-size:13px; padding:9px 16px; border-radius:999px; }
.lang_btn:active{ transform:scale(.95); }

/* === hero === */
.hero{ text-align:center; padding:10px 16px 18px; }
.hero_emoji{ font-size:48px; }
.hero_ttl{ margin:6px 0 4px; font-size:26px; font-weight:900; }
.hero_sub{ color:var(--muted); font-size:13px; line-height:1.7; }

/* === game cards === */
.cards{ display:flex; flex-direction:column; gap:12px; padding:0 14px; max-width:440px; margin:0 auto; }
.card{ display:grid; grid-template-columns:56px 1fr auto; gap:12px; align-items:center; text-decoration:none; color:var(--text);
  background:linear-gradient(180deg,#1c2433,#141a26); border:1px solid rgba(255,255,255,.1); border-radius:18px; padding:14px 16px; }
.card_emoji{ font-size:34px; text-align:center; }
.card_ttl{ font-size:17px; font-weight:900; }
.card_desc{ font-size:12px; color:var(--muted); line-height:1.6; margin-top:2px; }
.card_go{ font-size:12px; font-weight:800; color:#06222e; background:var(--good); border-radius:999px; padding:8px 12px; white-space:nowrap; }
.card.is_playable:active{ transform:scale(.98); }
.card.is_playable{ border-color:rgba(93,208,255,.4); box-shadow:0 8px 30px rgba(93,208,255,.12); }
.card.is_soon{ opacity:.55; }
.card.is_soon .card_go{ background:transparent; color:var(--muted); border:1px solid rgba(255,255,255,.2); }

/* === portal buttons === */
.portal_btns{ text-align:center; margin:18px 0 6px; }
.overall_btn{ appearance:none; cursor:pointer; background:transparent; color:var(--accent2);
  border:2px solid var(--accent2); font-size:16px; font-weight:800; padding:12px 32px; border-radius:999px; transition:transform .1s; }
.overall_btn:active{ transform:scale(.96); }
.note{ text-align:center; font-size:11px; color:var(--muted); margin:10px 16px 0; line-height:1.7; }
.credit{ text-align:center; font-size:11px; color:var(--muted); padding:22px 0 max(20px, env(safe-area-inset-bottom)); letter-spacing:.04em; }

/* === 総合ランキング modal === */
.ov{ position:fixed; inset:0; z-index:40; display:flex; align-items:center; justify-content:center; padding:20px;
  background:rgba(8,10,15,.8); backdrop-filter:blur(6px); }
.ov_card{ width:100%; max-width:380px; max-height:86vh; overflow-y:auto; -webkit-overflow-scrolling:touch;
  background:linear-gradient(180deg,#1c2433,#141a26); border:1px solid rgba(255,213,79,.35);
  border-radius:20px; padding:20px; box-shadow:0 20px 60px rgba(0,0,0,.5); }
.ov_ttl{ margin:0 0 4px; font-size:20px; font-weight:900; text-align:center; color:var(--accent2); }
.ov_sub{ text-align:center; font-size:11px; color:var(--muted); margin-bottom:12px; line-height:1.7; }
.ov_status{ text-align:center; font-size:12px; color:var(--good); min-height:16px; margin-bottom:8px; }
.ov_list{ display:flex; flex-direction:column; gap:6px; margin-bottom:14px; }
.ov_row{ display:grid; grid-template-columns:44px 1fr auto; gap:10px; align-items:center;
  background:rgba(255,255,255,.04); border-radius:10px; padding:10px 12px; }
.ov_row.is_me{ background:rgba(255,213,79,.14); border:1px solid rgba(255,213,79,.45); }
.ov_rank{ font-weight:900; font-size:15px; text-align:center; }
.ov_name{ font-weight:700; font-size:15px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.ov_name .ov_boards{ display:block; font-size:10px; color:var(--muted); font-weight:600; }
.ov_pts{ font-weight:900; font-size:16px; color:var(--accent2); }
.ov_empty{ text-align:center; color:var(--muted); padding:20px; font-size:13px; }
.ov_close{ width:100%; appearance:none; border:1px solid rgba(255,255,255,.15); background:transparent;
  color:var(--text); padding:12px; border-radius:12px; font-size:15px; font-weight:700; cursor:pointer; }

/* === ひきつぎ === */
.transfer_btn{ appearance:none; cursor:pointer; margin-left:10px; background:transparent; color:var(--good);
  border:2px solid var(--good); font-size:16px; font-weight:800; padding:12px 24px; border-radius:999px; transition:transform .1s; }
.transfer_btn:active{ transform:scale(.96); }
.tf_sec{ background:rgba(255,255,255,.04); border-radius:14px; padding:14px; margin-bottom:12px; }
.tf_label{ font-size:12px; color:var(--muted); margin-bottom:8px; font-weight:700; }
.tf_line{ display:flex; gap:8px; align-items:baseline; margin-bottom:6px; }
.tf_k{ flex:0 0 52px; font-size:11px; color:var(--muted); }
.tf_v{ font-size:14px; font-weight:800; word-break:break-all; }
.tf_code{ font-family:ui-monospace, Menlo, Consolas, monospace; font-size:12px; }
.tf_copy{ width:100%; margin-top:6px; appearance:none; cursor:pointer; border:1px solid rgba(255,255,255,.2); background:transparent;
  color:var(--text); font-weight:800; font-size:13px; padding:9px; border-radius:10px; }
.tf_copy:active{ transform:scale(.98); }
.tf_input{ width:100%; box-sizing:border-box; background:#0e1117; border:1px solid rgba(255,255,255,.2);
  border-radius:10px; color:var(--text); font-size:15px; padding:11px; margin-bottom:8px; }
.tf_msg{ font-size:12px; color:#ff9a9a; min-height:16px; margin-bottom:6px; text-align:center; }
.tf_msg.is_ok{ color:#7bed9f; }
.tf_apply{ width:100%; appearance:none; border:none; cursor:pointer;
  background:linear-gradient(180deg,#5dd0ff,#3ba7d6); color:#06222e; font-weight:900; font-size:14px; padding:11px; border-radius:12px; }
.tf_apply:active{ transform:scale(.98); }

/* ★ ユーティリティは最後に置く＝コンポーネントの display 指定にカスケードで勝たせる */
.is_hidden{ display:none; }