:root{
    --nb-header-h: 64px;
    --nb-bg: url("./stadium.png");
}

/* ✅ 공통 page-wrapper max-width 때문에 오른쪽이 하얗게 남는 문제 해결 */
.page-wrapper.nb-wrap{
    width: 100vw !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* ✅ 페이지 자체 스크롤 제거 + 풀폭 */
html, body { height: 100%; }
body { overflow: hidden; }

/* 헤더 아래 영역만 사용 */
.nb-wrap{
    height: calc(100vh - var(--nb-header-h));
    overflow: hidden;
}

/* main도 고정 */
.nb-main{
    height: 100%;
    overflow: hidden;
}

/* 로비/게임 공통 배경 (풀폭/풀높이) */
.nb-lobby, .nb-game{
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    background: var(--nb-bg) center/cover no-repeat;
    position: relative;
    overflow: hidden;
}
.nb-lobby::before, .nb-game::before{
    content:"";
    position:absolute;
    inset:0;
    background: rgba(0,0,0,.10);
    pointer-events:none;
}

/* ===== 로비 ===== */
.nb-lobby-inner{
    position: relative;
    z-index: 1;
    width: min(860px, 92vw);
    display: grid;
    gap: 12px;
    justify-items: center;
    padding: 16px;
    box-sizing: border-box;
}
.nb-title-wrap{ text-align: center; }
.nb-title{
    font-size: 40px;
    font-weight: 900;
    letter-spacing: -0.6px;
    color: #fff;
    text-shadow: 0 10px 30px rgba(0,0,0,.55);
    margin: 0;
}

.nb-card{
    width: 100%;
    background: rgba(255,255,255,.75);
    border: 1px solid rgba(255,255,255,.65);
    border-radius: 18px;
    box-shadow: 0 18px 40px rgba(0,0,0,.22);
    backdrop-filter: blur(10px);
    overflow: hidden;
}
.nb-card-head{
    padding: 14px 16px 12px;
    border-bottom: 1px solid rgba(229,231,235,.9);
    background: rgba(255,255,255,.42);
}
.nb-card-head-title{
    font-size: 16px;
    font-weight: 900;
    color: #111827;
}
.nb-card-body{ padding: 14px 16px 18px; }

.nb-block{
    background: rgba(249,250,251,.85);
    border: 1px solid rgba(229,231,235,.95);
    border-radius: 16px;
    padding: 12px;
}
.nb-block-head{
    display:flex;
    align-items:center;
    justify-content: space-between;
    margin-bottom: 10px;
}
.nb-block-title{
    font-weight: 900;
    color:#111827;
    display:flex;
    align-items:center;
    gap: 8px;
}
.nb-ico{
    display:inline-flex;
    width: 26px;
    height: 26px;
    border-radius: 10px;
    align-items:center;
    justify-content:center;
    background: rgba(37,99,235,.12);
    border: 1px solid rgba(37,99,235,.20);
}

.nb-seg{
    display:grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
}
.nb-seg-btn{
    width: 100% !important;
    display:flex;
    align-items:center;
    justify-content:center;
    padding: 12px 10px;
    border-radius: 14px;
    border: 1px solid rgba(229,231,235,.95);
    background: rgba(255,255,255,.92);
    font-weight: 900;
    color: #111827;
    cursor: pointer;
}
.nb-seg-btn:hover{ filter: brightness(.98); }
.nb-seg-btn.is-active{
    background: rgba(37,99,235,.92);
    border-color: rgba(37,99,235,.92);
    color: #fff;
    box-shadow: 0 10px 22px rgba(37,99,235,.22);
}

.nb-row{
    display:flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 12px;
    align-items: stretch;
}
.nb-toggle{
    height:48px;
    display:inline-flex;
    align-items:center;
    gap:10px;
    padding:0 14px;
    border-radius:16px;
    background: rgba(255,255,255,0.88);
    border: 1px solid rgba(229,231,235,0.9);
    box-shadow: 0 10px 22px rgba(17,24,39,0.06);
    font-weight: 900;
    color: #111827;
    cursor:pointer;
}
.nb-toggle input{ display:none; }
.nb-toggle-ui{
    width:44px;
    height:24px;
    border-radius:999px;
    background: rgba(17,24,39,.20);
    position: relative;
    border: 1px solid rgba(17,24,39,.18);
}
.nb-toggle-ui::after{
    content:"";
    width: 20px;
    height: 20px;
    border-radius: 999px;
    background: #fff;
    position:absolute;
    top: 50%;
    left: 3px;
    transform: translateY(-50%);
    box-shadow: 0 6px 12px rgba(0,0,0,.18);
    transition: 180ms ease;
}
.nb-toggle input:checked + .nb-toggle-ui{
    background: rgba(16,185,129,.85);
    border-color: rgba(16,185,129,.65);
}
.nb-toggle input:checked + .nb-toggle-ui::after{ left: 21px; }
.nb-toggle-text{ font-size: 13px; white-space:nowrap; }

.nb-foot-btn{
    height:48px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:0 16px;
    border-radius:16px;
    margin-left:auto;
    white-space:nowrap;
    border: 1px solid rgba(229,231,235,.95);
    background: rgba(255,255,255,.92);
    color: #111827;
    font-weight: 1000;
    cursor: pointer;
}
.nb-foot-btn:hover{ filter: brightness(.98); }

.nb-start{
    margin-top: 14px;
    width: 100% !important;
    display:flex;
    align-items:center;
    justify-content:center;
    padding: 16px 14px;
    border-radius: 18px;
    border: none;
    background: linear-gradient(90deg, #ef4444, #f97316);
    color: #fff;
    font-weight: 1000;
    font-size: 20px;
    letter-spacing: 1px;
    cursor: pointer;
    box-shadow: 0 16px 32px rgba(239,68,68,.25);
}
.nb-start:hover{ filter: brightness(.98); }
.nb-start:active{ transform: translateY(1px); }

/* ===== 게임 ===== */
.nb-game-inner{
    position: relative;
    z-index: 1;
    width: min(980px, 94vw);
    height: min(690px, calc(100% - 24px));
    display: grid;
    grid-template-rows: auto minmax(0, 1fr); /* ✅ 아래가 확실히 줄어들 수 있게 */
    gap: 10px;
    padding: 12px;
    box-sizing: border-box;
    min-height: 0;
}

.nb-game-head{
    display:flex;
    align-items:center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    min-height: 0;
}

.nb-game-title{
    display:flex;
    align-items:center;
    gap: 10px;
    color:#fff;
    text-shadow: 0 10px 24px rgba(0,0,0,.45);
}
.nb-game-badge{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding: 8px 10px;
    border-radius: 999px;
    background: rgba(255,255,255,.22);
    border: 1px solid rgba(255,255,255,.35);
    font-weight: 1000;
}
.nb-game-h1{ font-size: 22px; font-weight: 1000; }

.nb-game-stats{
    display:flex;
    gap: 10px;
    flex-wrap: wrap;
}
.nb-stat{
    background: rgba(255,255,255,.82);
    border: 1px solid rgba(255,255,255,.65);
    border-radius: 16px;
    padding: 10px 12px;
    min-width: 120px;
    backdrop-filter: blur(10px);
    box-shadow: 0 12px 26px rgba(0,0,0,.18);
}
.nb-stat-k{
    font-size: 12px;
    font-weight: 900;
    color: rgba(17,24,39,.65);
}
.nb-stat-v{
    margin-top: 6px;
    font-size: 18px;
    font-weight: 1000;
    color: #111827;
}

/* ✅ 최고기록 가독성 강화 */
.nb-best{
    margin-left: auto;
    font-size: 13px;
    font-weight: 1000;
    color: #0b1220;
    background: rgba(255,255,255,.92);
    border: 1px solid rgba(255,255,255,.75);
    padding: 9px 12px;
    border-radius: 999px;
    backdrop-filter: blur(8px);
    box-shadow: 0 10px 22px rgba(0,0,0,.16);
    text-shadow: none;
}

.nb-game-card{
    background: rgba(255,255,255,.80);
    border: 1px solid rgba(255,255,255,.65);
    border-radius: 18px;
    backdrop-filter: blur(10px);
    box-shadow: 0 18px 40px rgba(0,0,0,.22);
    padding: 14px;
    overflow: hidden;
    display:grid;
    grid-template-rows: auto auto minmax(0, 1fr); /* ✅ 기록영역이 내부 스크롤 먹게 */
    gap: 10px;
    min-height: 0;
}

.nb-input-row{
    display:flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items:center;
}
.nb-guess{
    flex: 1;
    min-width: 220px;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid rgba(229,231,235,.95);
    outline: none;
    font-size: 16px;
    font-weight: 1000;
    letter-spacing: 2px;
}
.nb-guess:focus{
    box-shadow: 0 0 0 3px rgba(37,99,235,.20);
    border-color: rgba(37,99,235,.60);
}
.nb-guess:disabled{
    background: rgba(243,244,246,.95);
    color: rgba(17,24,39,.55);
}

.nb-btn{
    width: auto !important;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding: 10px 12px;
    border-radius: 14px;
    border: 1px solid rgba(229,231,235,.95);
    background: rgba(255,255,255,.92);
    font-weight: 1000;
    cursor:pointer;
    color: #111827;
}
.nb-btn:hover{ filter: brightness(.98); }
.nb-btn:disabled{
    opacity: 1;
    color: rgba(17,24,39,.45);
    background: rgba(255,255,255,.70);
    cursor: not-allowed;
}
.nb-btn-primary{
    border: none;
    background: #111827;
    color: #fff;
}
.nb-btn-ghost{ background: rgba(243,244,246,.9); }

.nb-hint{
    font-size: 13px;
    font-weight: 900;
    color: rgba(17,24,39,.75);
    background: rgba(249,250,251,.88);
    border: 1px solid rgba(229,231,235,.95);
    border-radius: 14px;
    padding: 10px 12px;
}

/* ✅ 기록 영역만 내부 스크롤 */
.nb-history{
    background: rgba(249,250,251,.88);
    border: 1px solid rgba(229,231,235,.95);
    border-radius: 16px;
    overflow: hidden;
    display:grid;
    grid-template-rows: auto minmax(0, 1fr);
    min-height: 0;
}
.nb-history-head{
    padding: 10px 12px;
    display:flex;
    align-items: baseline;
    justify-content: space-between;
    border-bottom: 1px solid rgba(229,231,235,.95);
}
.nb-history-title{ font-weight: 1000; color:#111827; }
.nb-history-sub{
    font-size: 12px;
    font-weight: 900;
    color: rgba(17,24,39,.55);
}
.nb-history-list{
    padding: 10px 12px;
    overflow: auto;
    display:grid;
    gap: 8px;
    min-height: 0;
}

/* 기록 행 */
.nb-row-item{
    display:flex;
    align-items:center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 14px;
    background: rgba(255,255,255,.92);
    border: 1px solid rgba(229,231,235,.95);
    animation: nb-pop 160ms ease-out;
}
.nb-left{
    display:flex;
    align-items:center;
    gap: 10px;
    flex-wrap: wrap;
}
.nb-g{
    font-weight: 1000;
    letter-spacing: 2px;
    background: rgba(243,244,246,.95);
    border: 1px solid rgba(229,231,235,.95);
    padding: 6px 10px;
    border-radius: 999px;
}
.nb-r{
    font-weight: 1000;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(229,231,235,.95);
}
.nb-r.ok{  background: rgba(16,185,129,.14); border-color: rgba(16,185,129,.35); }
.nb-r.mid{ background: rgba(245,158,11,.14); border-color: rgba(245,158,11,.35); }
.nb-r.bad{ background: rgba(244,63,94,.12); border-color: rgba(244,63,94,.28); }
.nb-idx{
    font-size: 12px;
    font-weight: 1000;
    color: rgba(17,24,39,.55);
}

/* ✅ 0S0B일 때만 살짝 흔들림 */
.nb-row-item.shake{
    animation: nb-shake 240ms ease-in-out;
}

/* 토스트 */
.nb-toast{
    position: fixed;
    left: 50%;
    bottom: 18px;
    transform: translateX(-50%) translateY(18px);
    opacity: 0;
    pointer-events: none;
    background: rgba(17,24,39,.92);
    color:#fff;
    font-weight: 1000;
    padding: 10px 12px;
    border-radius: 999px;
    transition: 180ms ease;
    z-index: 5000;
}
.nb-toast.show{
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* 컨페티 */
.nb-confetti{
    position:absolute;
    inset:0;
    pointer-events:none;
    overflow:hidden;
}
.nb-confetti .p{
    position:absolute;
    top:-16px;
    width: 10px;
    height: 10px;
    border-radius: 2px;
    opacity:.95;
    animation: nb-fall 900ms linear forwards;
}

/* ===== 모달 ===== */
.nb-modal{
    position: fixed;
    inset: 0;
    z-index: 6000;
    display: grid;
    place-items: center;
}
.nb-modal-dim{
    position:absolute;
    inset:0;
    background: rgba(0,0,0,.45);
}
.nb-modal-card{
    position: relative;
    width: min(520px, 92vw);
    background: rgba(255,255,255,.94);
    border: 1px solid rgba(255,255,255,.7);
    border-radius: 18px;
    box-shadow: 0 18px 44px rgba(0,0,0,.28);
    backdrop-filter: blur(10px);
    overflow:hidden;
}
.nb-modal-head{
    padding: 12px 14px;
    display:flex;
    align-items:center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(229,231,235,.95);
}
.nb-modal-title{ font-weight: 1000; color:#111827; }
.nb-x{
    width: auto !important;
    border: none;
    background: transparent;
    font-size: 18px;
    cursor:pointer;
}
.nb-modal-body{
    padding: 12px 14px;
    color:#111827;
    font-weight: 800;
}
.nb-ul{
    margin: 0;
    padding-left: 18px;
    display:grid;
    gap: 6px;
}
.nb-modal-tip{
    margin-top: 10px;
    background: rgba(249,250,251,.92);
    border: 1px solid rgba(229,231,235,.95);
    border-radius: 14px;
    padding: 10px 12px;
    font-weight: 900;
    color: rgba(17,24,39,.75);
}
.nb-modal-foot{
    padding: 12px 14px 14px;
    border-top: 1px solid rgba(229,231,235,.95);
    display:flex;
    justify-content:flex-end;
}

/* 상태 */
.is-hidden{ display:none !important; }

@keyframes nb-pop{
    from { transform: scale(.985); opacity: .7; }
    to { transform: scale(1); opacity: 1; }
}
@keyframes nb-fall{
    to { transform: translateY(520px) rotate(220deg); opacity: 0; }
}
@keyframes nb-shake{
    0% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    50% { transform: translateX(4px); }
    75% { transform: translateX(-3px); }
    100% { transform: translateX(0); }
}

@media (max-width: 600px){
    .nb-title{ font-size: 34px; }
    .nb-guess{ min-width: 180px; }
}
@media (max-width: 520px){
    .nb-best{
        width: 100%;
        margin-left: 0;
        text-align: right;
    }
}