:root {
    --bg-deep: #0f172a;
    --bg-card: #040b1b;
    --bg-hover: #1b1f24;
    --border: #2a3458;
    --binance-yellow: #00ff00;
    --melon: #CBFF75;
    --text-main: #eaecef;
    --text-dim: #848e9c;
    --up: #0ecb81;
    --down: #f6465d;
}

/* 로딩 애니메이션 */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scanline {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

body { 
    background-color: var(--bg-deep); 
    color: var(--text-main); 
    font-family: 'Pretendard', -apple-system, sans-serif; 
    margin: 0; 
    padding: 0px;
    overflow-x: hidden;
}

.container { max-width: 100%; margin: 40px; }

header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding-bottom: 25px; 
    border-bottom: 1px solid var(--border); 
    margin-bottom: 30px;
    animation: fadeInUp 0.6s ease-out both;
}

.header-left { display: flex; align-items: center; gap: 20px; }
h1 { font-size: 30px; margin: 0; font-weight: 800; letter-spacing: -0.5px; padding-left: 20px;}
h1 i { color: #4692f6; }

.live-tag { 
    background: rgba(100, 255, 80, 0.1); 
    color: var(--binance-yellow); 
    padding: 6px 14px; 
    border-radius: 5px; 
    font-weight: 700; 
    font-size: 0.75rem; 
    display: flex; 
    align-items: center; 
    gap: 8px; 
    border: 1px solid rgba(100, 255, 80, 0.2); 
    box-shadow: 0 0 15px rgba(100, 255, 80, 0.1);
}
.dot { width: 8px; height: 8px; background: var(--binance-yellow); border-radius: 5px; box-shadow: 0 0 8px var(--binance-yellow); animation: blink 1.2s infinite; }
@keyframes blink { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.3; transform: scale(0.8); } }

.limit-select { 
    background-color: var(--bg-card); 
    color: var(--binance-yellow); 
    border: 1px solid var(--border); 
    padding: 10px 18px; 
    border-radius: 4px; 
    font-weight: 700; 
    cursor: pointer; 
    outline: none;
    transition: all 0.2s;
}
.limit-select:hover { border-color: var(--binance-yellow); }

/* 상단 모니터 섹션 */
.top-monitor { 
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}
.monitor-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 5px;
    padding: 24px;
    text-align: left;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s;
}
.monitor-item:hover { transform: translateY(-5px); border-color: #474d57; }
.monitor-item::after {
    content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 2px;
    background: linear-gradient(90deg, transparent, var(--binance-yellow), transparent);
    animation: scanline 3s linear infinite; opacity: 0.3;
}
.monitor-item .label { color: var(--text-dim); font-size: 0.8rem; font-weight: 600; margin-bottom: 12px; text-transform: uppercase; }
.monitor-item .value { font-size: 1.8rem; font-weight: 900; color: #ffffff; letter-spacing: -1px; }

/* 테이블 카드 섹션 */
.card { 
    background: var(--bg-card); 
    border-radius: 5px; 
    border: 1px solid var(--border); 
    padding: 15px; 
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
    animation: fadeInUp 1s ease-out 0.4s both;
}
table { width: 100%; border-collapse: collapse; }
th { text-align: right; padding: 18px; color: var(--text-dim); border-bottom: 1px solid var(--border); font-size: 0.85rem; font-weight: 700; }
td { padding: 14px 18px; text-align: right; border-bottom: 1px solid rgba(255,255,255,0.03); font-size: 1rem; }
tr:hover td { background-color: var(--bg-hover); }
tr:last-child td { border-bottom: none; }

.txt-left { text-align: left; }
.coin-sym { font-weight: 800; color: #fff; font-size: 1.1rem; }
.coin-kor { color: var(--text-dim); font-size: 0.8rem; margin-left: 6px; font-weight: 500; }

.num-font { font-family: 'Consolas', 'JetBrains Mono', monospace; font-weight: 600; }
.vol-qty { color: #848e9c; font-size: 0.9rem; }
.vol-val { color: var(--binance-yellow); transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); }

/* 수급 게이지 바 */
.gauge-container { width: 100px; height: 4px; background: #2b3139; border-radius: 2px; display: inline-block; vertical-align: middle; margin-left: 10px; overflow: hidden; }
.gauge-fill { height: 100%; background: var(--melon); border-radius: 2px; transition: width 1s ease-out; }

/* 메론바 플래시 효과 */
.flash-update { 
    color: var(--melon) !important; 
    text-shadow: 0 0 12px rgba(203, 255, 117, 0.8);
    transform: scale(1.05);
}

.up { color: var(--up); font-weight: 800; }
.down { color: var(--down); font-weight: 800; }