/* =========================================================================
   style.css — あおい好感度ゲーム モック（100点版）
   ピンク×ゴールドの濃いめ可愛い系。スマホ縦対応の簡易レスポンシブ。
   ※ 人物キャラはCSSで描かない（立ち絵は <img>/プレースホルダ枠）。
      装飾（バー/ハート/枠/ボタン/トースト/エフェクト）のみCSS。
   ========================================================================= */
:root{
  --pink:    #ff5fa2;
  --pink-d:  #d63384;
  --pink-l:  #ffd6e8;
  --gold:    #ffcf4d;
  --gold-d:  #e0a800;
  --bg1:     #2a0f1f;
  --bg2:     #4a1430;
  --panel:   rgba(40,12,28,0.82);
  --text:    #fff4fa;
  --shadow:  0 6px 24px rgba(0,0,0,.45);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,system-ui,sans-serif;
  color:var(--text);
  background:radial-gradient(1200px 600px at 50% -10%,var(--bg2),var(--bg1)) fixed;
  display:flex;justify-content:center;
  -webkit-user-select:none;user-select:none;
}
#app{
  width:100%;max-width:520px;min-height:100vh;
  display:flex;flex-direction:column;position:relative;
  background:linear-gradient(180deg,rgba(255,95,162,.06),transparent 30%);
}

/* ---------- 共通：ボタン ---------- */
button{font-family:inherit;cursor:pointer;border:none;color:#fff}
.btn{
  background:linear-gradient(180deg,var(--pink),var(--pink-d));
  border:2px solid var(--gold);
  border-radius:14px;padding:14px 18px;font-size:1rem;font-weight:700;
  box-shadow:var(--shadow);transition:transform .08s ease,filter .15s ease;
  letter-spacing:.02em;
}
.btn:hover{filter:brightness(1.08)}
.btn:active{transform:scale(.97)}
.btn.ghost{background:rgba(255,255,255,.08);border-color:rgba(255,207,77,.5)}
.btn.small{padding:9px 14px;font-size:.85rem;border-radius:10px}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}

/* ---------- ヘッダー：好感度メーター ---------- */
#hud{
  position:sticky;top:0;z-index:20;
  padding:10px 14px 12px;
  background:linear-gradient(180deg,rgba(42,15,31,.97),rgba(42,15,31,.85));
  border-bottom:1px solid rgba(255,207,77,.35);
  backdrop-filter:blur(4px);
}
#hud .row1{display:flex;align-items:center;justify-content:space-between;gap:8px}
#hud .name{font-weight:800;color:var(--gold);font-size:1.02rem;letter-spacing:.04em}
#hud .lv{
  font-size:.78rem;font-weight:800;color:#2a0f1f;
  background:linear-gradient(180deg,var(--gold),var(--gold-d));
  padding:3px 10px;border-radius:999px;transition:transform .2s ease;
}
#hud .lv.bump{animation:lvbump .5s ease}
@keyframes lvbump{0%{transform:scale(1)}40%{transform:scale(1.25)}100%{transform:scale(1)}}
#hearts{font-size:1rem;letter-spacing:1px;margin:6px 0 4px;line-height:1}
#hearts .on{filter:drop-shadow(0 0 4px rgba(255,95,162,.9))}
#hearts .off{opacity:.25}
#hearts .pulse{animation:heartpulse .6s ease}
@keyframes heartpulse{0%{transform:scale(1)}45%{transform:scale(1.5);filter:drop-shadow(0 0 10px var(--gold))}100%{transform:scale(1)}}
.bar-wrap{height:14px;border-radius:999px;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,207,77,.4);overflow:hidden;position:relative}
.bar-fill{height:100%;width:0%;border-radius:999px;
  background:linear-gradient(90deg,var(--pink-l),var(--pink),var(--gold));
  transition:width .55s cubic-bezier(.2,.8,.2,1)}
.bar-fill.flash{animation:barflash .6s ease}
@keyframes barflash{0%,100%{filter:none}50%{filter:brightness(1.6) drop-shadow(0 0 8px var(--gold))}}
#hud .meta{display:flex;justify-content:space-between;gap:6px;font-size:.7rem;opacity:.85;margin-top:4px}

/* ---------- 画面（screen）共通 ---------- */
.screen{flex:1;display:none;flex-direction:column;padding:16px}
.screen.active{display:flex}

/* ---------- タイトル ---------- */
#screen-title{justify-content:center;align-items:center;text-align:center;gap:18px}
#screen-title .logo{
  font-size:2rem;font-weight:900;line-height:1.3;
  color:var(--gold);text-shadow:0 0 18px rgba(255,95,162,.6);
}
#screen-title .logo small{display:block;font-size:1rem;color:var(--pink-l);font-weight:700;margin-top:6px}
#screen-title .lead{font-size:.9rem;opacity:.9;max-width:380px;line-height:1.6}
.title-art{
  width:min(86%,360px);aspect-ratio:3/4;border-radius:16px;
}

/* ---------- 立ち絵 / CG プレースホルダ枠 ---------- */
.placeholder{
  display:flex;align-items:center;justify-content:center;text-align:center;
  background:repeating-linear-gradient(45deg,#5a1a3c,#5a1a3c 14px,#4a1430 14px,#4a1430 28px);
  border:3px dashed var(--gold);border-radius:14px;
  color:var(--pink-l);font-weight:700;font-size:.82rem;padding:14px;line-height:1.5;
  white-space:pre-line;
}
img.swap{display:block;width:100%;height:100%;object-fit:contain;border-radius:14px}

/* ---------- ゲーム画面 ---------- */
#screen-game{padding:0;justify-content:flex-end}
#stage{
  flex:1;position:relative;display:flex;align-items:flex-end;justify-content:center;
  padding:14px;min-height:300px;overflow:hidden;
  transition:background .8s ease;
}
/* mood（場面トーン）で背景の色味を変える */
#stage.mood-daily{background:radial-gradient(120% 80% at 50% 0%,rgba(120,170,255,.10),transparent 60%)}
#stage.mood-warm {background:radial-gradient(120% 80% at 50% 0%,rgba(255,180,90,.14),transparent 60%)}
#stage.mood-sweet{background:radial-gradient(120% 80% at 50% 0%,rgba(255,120,170,.18),transparent 60%)}
#stage.mood-tender{background:radial-gradient(120% 80% at 50% 0%,rgba(200,120,255,.20),transparent 55%)}
#sprite-frame{
  width:min(78%,300px);height:min(58vh,420px);
  position:relative;transition:transform .25s ease,filter .25s ease;
}
#sprite-frame.tere{filter:saturate(1.15) hue-rotate(-6deg)}
#sprite-frame.shake{animation:shake .4s ease}
@keyframes shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-6px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(4px)}}
#scene-tag{
  position:absolute;top:12px;left:12px;z-index:5;
  background:rgba(0,0,0,.45);border:1px solid rgba(255,207,77,.5);
  border-radius:8px;padding:5px 10px;font-size:.75rem;color:var(--gold);font-weight:700;
}
#expr-badge{
  position:absolute;top:12px;right:12px;z-index:5;
  background:rgba(0,0,0,.45);border:1px solid rgba(255,95,162,.6);
  border-radius:8px;padding:5px 10px;font-size:.75rem;color:var(--pink-l);font-weight:700;
  transition:transform .2s ease;
}
#expr-badge.bump{animation:lvbump .45s ease}
/* 画面フラッシュ（Great演出など） */
#fx-flash{position:absolute;inset:0;z-index:8;pointer-events:none;opacity:0;
  background:radial-gradient(circle at 50% 50%,rgba(255,207,77,.55),transparent 60%)}
#fx-flash.go{animation:flashfx .7s ease}
@keyframes flashfx{0%{opacity:0}25%{opacity:1}100%{opacity:0}}

/* ゲーム内ツールバー */
#game-tools{display:flex;gap:6px;justify-content:flex-end;padding:6px 12px 0}
.tool-btn{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,207,77,.45);
  color:var(--pink-l);border-radius:8px;padding:5px 10px;font-size:.72rem;font-weight:800;
  letter-spacing:.05em;transition:background .15s,color .15s,border-color .15s;
}
.tool-btn:hover{background:rgba(255,95,162,.2)}
.tool-btn.on{background:linear-gradient(180deg,var(--gold),var(--gold-d));color:#2a0f1f;border-color:#fff}

/* セリフボックス */
#textbox-wrap{padding:0 12px 14px;position:relative;z-index:10}
#speaker{
  display:inline-block;background:linear-gradient(180deg,var(--pink),var(--pink-d));
  border:2px solid var(--gold);border-radius:10px 10px 0 0;
  padding:5px 16px;font-weight:800;font-size:.95rem;margin-left:8px;
  box-shadow:var(--shadow);
}
#textbox{
  background:var(--panel);border:2px solid var(--gold);border-radius:14px;
  padding:16px 16px 14px;min-height:96px;font-size:1rem;line-height:1.7;
  box-shadow:var(--shadow);cursor:pointer;position:relative;
}
#textbox.narration{font-style:italic;opacity:.95}
#textbox .next-hint{position:absolute;right:14px;bottom:8px;font-size:.7rem;color:var(--gold);
  animation:blink 1.1s infinite}
#textbox .next-hint.hidden{display:none}
@keyframes blink{50%{opacity:.25}}
.caret{display:inline-block;width:.5em;color:var(--gold);animation:blink .6s infinite}

/* 選択肢 */
#choices{display:flex;flex-direction:column;gap:10px;padding:0 14px 16px}
#choices .prompt{font-size:.86rem;color:var(--gold);font-weight:700;margin-bottom:2px}
.choice-btn{
  background:rgba(255,255,255,.07);border:2px solid var(--pink);
  border-radius:12px;padding:12px 14px;text-align:left;font-size:.95rem;color:var(--text);
  transition:transform .08s,background .15s,border-color .15s;line-height:1.4;
  animation:choiceIn .35s ease backwards;
}
.choice-btn .sub{display:block;font-size:.72rem;opacity:.7;margin-top:3px;font-weight:600}
.choice-btn:hover{background:rgba(255,95,162,.22);border-color:var(--gold)}
.choice-btn:active{transform:scale(.98)}
@keyframes choiceIn{0%{opacity:0;transform:translateY(10px)}100%{opacity:1;transform:translateY(0)}}

/* タイミングゲージ */
#gauge{padding:0 14px 16px}
#gauge .prompt{font-size:.86rem;color:var(--gold);font-weight:700;margin-bottom:10px}
.gauge-track{position:relative;height:30px;border-radius:999px;overflow:hidden;
  border:2px solid var(--gold);
  background:linear-gradient(90deg,#7a2a18 0%,#7a2a18 30%,#caa33a 30%,#caa33a 40%,
    #4bd07a 40%,#4bd07a 60%,#caa33a 60%,#caa33a 70%,#7a2a18 70%,#7a2a18 100%)}
.gauge-cursor{position:absolute;top:-3px;width:6px;height:36px;background:#fff;
  border-radius:3px;box-shadow:0 0 8px #fff;transform:translateX(-3px)}
.gauge-legend{display:flex;justify-content:space-between;font-size:.7rem;opacity:.8;margin-top:6px}

/* 判定リザルト */
#result{padding:0 14px 16px}
.result-card{
  background:var(--panel);border:2px solid var(--gold);border-radius:14px;padding:16px;
  box-shadow:var(--shadow);text-align:center;animation:choiceIn .35s ease;
}
.grade{font-size:2rem;font-weight:900;margin-bottom:6px;letter-spacing:.04em}
.grade.Great{color:#ff5fa2;text-shadow:0 0 14px rgba(255,95,162,.8);animation:gradePop .5s ease}
.grade.Good{color:var(--gold)}
.grade.Bad{color:#9fb3c8}
@keyframes gradePop{0%{transform:scale(.6);opacity:0}55%{transform:scale(1.18)}100%{transform:scale(1);opacity:1}}
.gain{font-size:1.05rem;font-weight:800;color:var(--gold);margin-bottom:10px}
.result-text{font-size:.92rem;line-height:1.6;opacity:.95}

/* ---------- ギャラリー ---------- */
#screen-gallery h2{color:var(--gold);font-size:1.2rem;margin-bottom:4px;text-align:center}
#screen-gallery .sub{text-align:center;font-size:.78rem;opacity:.8;margin-bottom:14px}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.cg-card{
  background:rgba(255,255,255,.05);border:2px solid rgba(255,207,77,.45);
  border-radius:14px;overflow:hidden;display:flex;flex-direction:column;
  transition:transform .12s ease,box-shadow .12s ease;
}
.cg-card.unlocked:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(255,95,162,.35)}
.cg-thumb{aspect-ratio:4/3;position:relative;cursor:pointer}
.cg-locked{display:flex;align-items:center;justify-content:center;height:100%;
  background:repeating-linear-gradient(45deg,#33101f,#33101f 12px,#2a0f1f 12px,#2a0f1f 24px);
  color:#8a6b78;font-size:1.6rem}
.cg-card .cap{padding:8px 10px}
.cg-card .cap .t{font-weight:800;font-size:.86rem}
.cg-card .cap .c{font-size:.7rem;opacity:.75;margin-top:2px}
.cg-card .replay{margin:0 10px 10px}

/* CG鑑賞オーバーレイ */
#viewer{position:fixed;inset:0;z-index:120;display:none;align-items:center;justify-content:center;
  background:rgba(10,3,8,.92);padding:20px;flex-direction:column;gap:12px}
#viewer.show{display:flex}
#viewer .v-frame{width:min(94%,460px);aspect-ratio:4/3;border:3px solid var(--gold);
  border-radius:14px;overflow:hidden;box-shadow:0 0 40px rgba(255,95,162,.4);animation:choiceIn .4s ease}
#viewer .v-cap{color:var(--gold);font-weight:800;text-align:center}
#viewer .v-cap small{display:block;color:var(--pink-l);font-weight:600;font-size:.78rem;margin-top:4px;opacity:.85}

/* ---------- 下部ナビ ---------- */
#nav{display:flex;gap:8px;padding:10px 14px;border-top:1px solid rgba(255,207,77,.3);
  background:rgba(42,15,31,.9);position:sticky;bottom:0;z-index:15}
#nav button{flex:1}

/* ---------- トースト（Lv UP演出） ---------- */
#toast{
  position:fixed;left:50%;top:18%;
  transform:translateX(-50%) translateY(-30px);
  background:linear-gradient(180deg,var(--gold),var(--gold-d));
  color:#2a0f1f;font-weight:900;padding:14px 22px;border-radius:16px;
  box-shadow:0 8px 30px rgba(255,207,77,.6);z-index:100;
  opacity:0;pointer-events:none;text-align:center;line-height:1.4;
  border:3px solid #fff;font-size:1rem;
}
#toast.show{animation:pop 2.4s ease forwards}
@keyframes pop{
  0%{opacity:0;transform:translateX(-50%) translateY(-30px) scale(.8)}
  12%{opacity:1;transform:translateX(-50%) translateY(0) scale(1.05)}
  20%{transform:translateX(-50%) translateY(0) scale(1)}
  80%{opacity:1;transform:translateX(-50%) translateY(0) scale(1)}
  100%{opacity:0;transform:translateX(-50%) translateY(-12px) scale(.96)}
}

/* +好感度フローティング */
.float-gain{
  position:absolute;left:50%;top:30%;transform:translateX(-50%);
  color:var(--gold);font-weight:900;font-size:1.6rem;text-shadow:0 0 10px rgba(255,95,162,.8);
  pointer-events:none;z-index:50;animation:floatUp 1.2s ease forwards}
@keyframes floatUp{0%{opacity:0;transform:translateX(-50%) translateY(10px)}
  20%{opacity:1}100%{opacity:0;transform:translateX(-50%) translateY(-40px)}}

/* ハート バースト（Great演出） */
.heart-burst{position:absolute;font-size:1.3rem;pointer-events:none;z-index:55;
  animation:burst 1.1s ease forwards}
@keyframes burst{0%{opacity:0;transform:translate(0,0) scale(.4)}
  15%{opacity:1}
  100%{opacity:0;transform:translate(var(--dx),var(--dy)) scale(1.1)}}

/* ---------- オーバーレイ（ログ/セーブ/設定） ---------- */
.overlay{position:fixed;inset:0;z-index:110;display:none;align-items:center;justify-content:center;
  background:rgba(10,3,8,.78);padding:18px}
.overlay.show{display:flex}
.ov-card{width:100%;max-width:460px;max-height:84vh;display:flex;flex-direction:column;
  background:var(--panel);border:2px solid var(--gold);border-radius:16px;box-shadow:var(--shadow);
  animation:choiceIn .3s ease;overflow:hidden}
.ov-head{display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;border-bottom:1px solid rgba(255,207,77,.3);
  color:var(--gold);font-weight:800;background:rgba(0,0,0,.2)}
.ov-head .x{background:rgba(255,255,255,.08);border:1px solid rgba(255,207,77,.5);
  border-radius:8px;width:30px;height:30px;font-weight:800}
.ov-body{padding:14px 16px;overflow-y:auto}

/* バックログ行 */
.log-line{padding:8px 10px;border-radius:10px;margin-bottom:8px;line-height:1.5;font-size:.9rem}
.log-line .who{font-weight:800;font-size:.78rem;margin-bottom:2px}
.log-line.aoi{background:rgba(255,95,162,.12);border:1px solid rgba(255,95,162,.3)}
.log-line.aoi .who{color:var(--pink-l)}
.log-line.boku{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12)}
.log-line.boku .who{color:#bcd}
.log-line.narration{background:rgba(255,207,77,.06);border:1px dashed rgba(255,207,77,.3);font-style:italic;opacity:.9}
.log-empty{text-align:center;opacity:.6;padding:24px 0}

/* セーブスロット */
.slot{display:flex;align-items:center;gap:10px;padding:12px;border-radius:12px;
  border:2px solid rgba(255,207,77,.4);background:rgba(255,255,255,.04);margin-bottom:12px}
.slot .info{flex:1;line-height:1.4}
.slot .info .t{font-weight:800;color:var(--gold);font-size:.92rem}
.slot .info .d{font-size:.74rem;opacity:.8;margin-top:2px}
.slot .acts{display:flex;flex-direction:column;gap:6px}
.slot .acts .btn{padding:7px 12px;font-size:.78rem;border-radius:9px}
.slot.empty .info .t{color:#9fb3c8}

/* 設定 行 */
.cfg-row{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 4px;border-bottom:1px solid rgba(255,207,77,.18);font-size:.92rem}
.cfg-row:last-of-type{border-bottom:none}
.cfg-row input[type=range]{flex:0 0 150px;accent-color:var(--pink)}
.toggle{background:rgba(255,255,255,.08);border:2px solid rgba(255,207,77,.5);
  border-radius:999px;padding:5px 16px;font-weight:800;color:var(--pink-l);min-width:58px}
.toggle[aria-pressed="true"]{background:linear-gradient(180deg,var(--gold),var(--gold-d));color:#2a0f1f;border-color:#fff}

.notice{font-size:.72rem;opacity:.7;text-align:center;padding:8px 14px;line-height:1.5}