:root{
  --bg:#0b0c0f;
  --panel:#12141a;
  --panel-2:#161922;
  --text:#e6e9ef;
  --muted:#9aa4b2;
  --primary:#7c9cff;
  --success:#3ddc97;
  --border:#222734;
  --shadow:0 8px 28px rgba(0,0,0,.35);
  --radius:16px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.6 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Apple SD Gothic Neo,Noto Sans KR,Apple Color Emoji}
.container{max-width:960px;margin:0 auto;padding:24px}
a{color:var(--primary);text-decoration:none}
.link.subtle{color:var(--muted)}
.muted{color:var(--muted)}

.appbar{position:sticky;top:0;background:rgba(11,12,15,.7);backdrop-filter:saturate(160%) blur(8px);border-bottom:1px solid var(--border);z-index:5}
.appbar__inner{display:flex;align-items:center;gap:16px;justify-content:space-between}
.brand{font-size:20px;margin:0}
.appbar__right{display:flex;gap:12px;align-items:center}

.btn{background:var(--panel-2);border:1px solid var(--border);color:var(--text);padding:10px 14px;border-radius:10px;cursor:pointer}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--primary);color:#0b0c0f;border:none}
.btn--ghost{background:transparent;border:1px solid var(--border)}
.chip{padding:6px 10px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border);font-size:12px;color:var(--muted)}
.chip--success{background:rgba(61,220,151,.12);border-color:rgba(61,220,151,.5);color:var(--success)}

.hero{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:28px 0}
.title{margin:0 0 4px 0;font-size:28px}
.subtitle{margin:0;color:var(--muted)}
.actions{display:flex;gap:10px;flex-wrap:wrap}

.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}
.card__header{display:flex;align-items:center;gap:10px;justify-content:space-between;margin-bottom:6px}
.topic{margin:0;font-size:18px}
.badge{font-size:12px;color:var(--muted)}

.sentences{list-style:none;margin:12px 0 0 0;padding:0;display:grid;gap:14px}
.sentence{padding:14px;border-radius:12px;background:var(--panel-2);border:1px solid var(--border)}
.sentence__ja{display:flex;gap:8px;align-items:flex-start;font-size:17px}
.sentence__ko{margin-top:6px;color:var(--muted)}
.sentence__tools{display:flex;gap:8px;margin-top:10px}
.tool{background:transparent;border:1px dashed var(--border);color:var(--muted);padding:6px 10px;border-radius:8px;cursor:pointer}
.tool:hover{border-style:solid;color:var(--text)}

.icon-btn{background:#2a2f3a;border:none;color:#fff;border-radius:8px;padding:6px 10px;cursor:pointer}
.icon-btn:hover{opacity:.9}

.footer{display:flex;justify-content:space-between;align-items:center;padding:32px 24px;color:var(--muted)}

.fade-in{animation:fade .28s ease both}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

@media (max-width:640px){
  .hero{flex-direction:column;align-items:flex-start}
  .title{font-size:24px}
}


.avatar{width:36px;height:36px;border-radius:50%;overflow:hidden;border:1px solid var(--border);
display:inline-flex;align-items:center;justify-content:center}
.avatar img{width:100%;height:100%;object-fit:cover;display:block}



.icon-btn { display:flex; align-items:center; gap:8px; padding:8px 10px; border-radius:10px; }
.icon-btn.bell.on { color:#ffd166; background: rgba(255, 209, 102, 0.1); }
.icon-btn.bell.off{ color:#94a3b8; background: rgba(148, 163, 184, 0.1); }
.btn.ghost{ padding:8px 12px; border:1px solid #334155; border-radius:10px; }
.actions{ display:flex; gap:12px; align-items:center; margin-left:auto; }


/* 이미 있는 기본 다크 톤/카드/버튼 규칙은 유지 */

/* 헤더 공통 */
.brand__link { color: inherit; text-decoration: none; }

/* 페이지 헤더 라인업 */
.page-head {
  display: flex; align-items: center; justify-content: space-between;
  margin: 24px 0 16px;
}
.page-head .title { margin: 0; font-size: 22px; font-weight: 700; }

/* 문장 카드 (마이페이지에서도 동일) */
.sentence.card { padding: 16px; border-radius: 14px; background: var(--card-bg, #1f242b); margin: 12px 0; }
.sentence__ja { display:flex; gap:8px; align-items:flex-start; }
.sentence__ja .ja { line-height:1.6; }
.sentence__ko { margin-top:8px; opacity:.9; }
.sentence__tools { display:flex; gap:8px; margin-top:10px; }

/* 삭제 버튼 포인트 컬러 */
.tool--danger {
  color: #ffb3be;
  border-color: rgba(255, 99, 132, 0.25);
}
.tool--danger:hover {
  background: rgba(255, 99, 132, 0.12);
  border-color: rgba(255, 99, 132, 0.45);
}

/* 빈 상태 카드 */
.empty.card { text-align:center; padding: 32px 24px; }
.empty.card h3 { margin: 0 0 8px; }
.empty.card p { margin: 0 0 16px; opacity: .85; }