*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg-primary: #0f1117; --bg-secondary: #1a1d27; --bg-card: #222533;
    --text-primary: #e4e6eb; --text-secondary: #8b8fa3; --text-muted: #5c5f73;
    --accent: #4f8ff7; --accent-hover: #3a7de8;
    --success: #34d058; --warning: #f0a030; --error: #e74c3c;
    --border: #2d3042;
    --font-mono: "SF Mono", "Fira Code", "JetBrains Mono", monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body { font-family: var(--font-sans); background: var(--bg-primary); color: var(--text-primary); line-height: 1.5; min-height: 100vh; }

.navbar { display: flex; align-items: center; padding: 0 1.5rem; height: 56px; background: var(--bg-secondary); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
.navbar-brand { font-weight: 700; font-size: 1.1rem; color: var(--accent); margin-right: 2rem; }
.navbar-menu { display: flex; list-style: none; gap: 0.25rem; }
.navbar-menu a { display: block; padding: 0.5rem 1rem; color: var(--text-secondary); text-decoration: none; border-radius: 6px; transition: background 0.15s, color 0.15s; }
.navbar-menu a:hover { background: var(--bg-card); color: var(--text-primary); }
.navbar-menu a.active { background: var(--accent); color: #fff; }
.navbar-network { margin-left: auto; }
.network-badge { padding: 0.25rem 0.75rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; font-size: 0.8rem; color: var(--success); font-weight: 600; text-transform: uppercase; }

.container { max-width: 1400px; margin: 0 auto; padding: 1.5rem; }
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 1.5rem; margin-bottom: 1.5rem; }

.info-summary h2 { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 0.75rem; }
.info-grid { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.info-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 1rem 1.5rem; min-width: 200px; }
.info-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.25rem; }
.info-value { font-size: 1.3rem; font-weight: 600; font-family: var(--font-mono); }
.info-meta { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.25rem; }

.subnet-section h2 { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 0.75rem; display: flex; align-items: center; gap: 0.5rem; }
.filter-badge { font-size: 0.75rem; background: var(--accent); color: #fff; padding: 0.15rem 0.5rem; border-radius: 10px; font-weight: 500; }

.table-meta { display: flex; gap: 1rem; align-items: center; margin-bottom: 0.5rem; font-size: 0.8rem; color: var(--text-muted); }
.phase-badge { padding: 0.15rem 0.5rem; border-radius: 10px; font-size: 0.7rem; font-weight: 600; }
.phase-loading { background: var(--warning); color: #000; }
.phase-complete { background: var(--success); color: #000; }

.table-wrapper { overflow-x: auto; border: 1px solid var(--border); border-radius: 8px; }
.subnet-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.subnet-table thead { background: var(--bg-secondary); position: sticky; top: 0; }
.subnet-table th { padding: 0.6rem 0.75rem; text-align: left; font-weight: 600; color: var(--text-secondary); border-bottom: 2px solid var(--border); white-space: nowrap; }
.subnet-table td { padding: 0.5rem 0.75rem; border-bottom: 1px solid var(--border); }
.subnet-table tbody tr:hover { background: var(--bg-card); }
.subnet-table .mono { font-family: var(--font-mono); font-size: 0.8rem; }
.subnet-table .num { text-align: right; font-family: var(--font-mono); font-size: 0.8rem; }
.subnet-table .truncate { max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.subnet-table .placeholder { color: var(--text-muted); }

.loading-indicator { color: var(--text-muted); padding: 2rem; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.spinner { width: 32px; height: 32px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.loading { color: var(--text-muted); }
.error-area { margin-top: 1rem; }
.error-text { color: var(--error); }
.error-message { background: #2d1a1a; border: 1px solid var(--error); border-radius: 8px; padding: 0.75rem 1rem; color: var(--error); font-size: 0.85rem; }

.result { padding: 1rem; border-radius: 8px; margin-top: 0.75rem; }
.result.success { background: #1a2d1a; border: 1px solid var(--success); }
.result.error { background: #2d1a1a; border: 1px solid var(--error); color: var(--error); }
.result h3 { margin-bottom: 0.5rem; }
.result table { width: 100%; }
.result th { text-align: left; padding: 0.25rem 0.5rem; color: var(--text-secondary); }
.result td { padding: 0.25rem 0.5rem; }

.result-message { display: flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1rem; border-radius: 6px; font-size: 0.9rem; }
.result-message.success { background: #1a2d1a; border: 1px solid var(--success); }
.result-message.error { background: #2d1a1a; border: 1px solid var(--error); color: var(--error); }
.result-message.info { background: var(--bg-secondary); border: 1px solid var(--border); color: var(--text-secondary); }
.result-area { margin-top: 0.75rem; }

.progress-area { margin-top: 0.5rem; max-height: 200px; overflow-y: auto; font-size: 0.8rem; font-family: var(--font-mono); }
.progress-msg { padding: 0.15rem 0.5rem; color: var(--text-secondary); border-left: 2px solid var(--accent); margin-bottom: 0.15rem; }

.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.35rem; font-size: 0.85rem; color: var(--text-secondary); }
.form-group input, .form-group select { width: 100%; max-width: 400px; padding: 0.5rem 0.75rem; background: var(--bg-primary); border: 1px solid var(--border); border-radius: 6px; color: var(--text-primary); font-size: 0.9rem; }
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--accent); }

.btn { padding: 0.5rem 1.25rem; border: none; border-radius: 6px; font-size: 0.85rem; font-weight: 600; cursor: pointer; transition: background 0.15s; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-danger { background: var(--error); color: #fff; }

.network-tabs { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.network-tab { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.5rem 1.25rem; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: 8px; color: var(--text-secondary); text-decoration: none; font-size: 0.9rem; font-weight: 600; text-transform: uppercase; transition: all 0.15s; }
.network-tab:hover { background: var(--bg-card); color: var(--text-primary); }
.network-tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); display: inline-block; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.filter-bar { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem; flex-wrap: wrap; }
.filter-bar label { font-size: 0.85rem; color: var(--text-secondary); white-space: nowrap; }
.filter-bar input[type="text"] { padding: 0.4rem 0.75rem; background: var(--bg-primary); border: 1px solid var(--border); border-radius: 6px; color: var(--text-primary); font-size: 0.85rem; width: 200px; }
.filter-bar input[type="text"]:focus { outline: none; border-color: var(--accent); }
.btn-sm { padding: 0.35rem 0.85rem; font-size: 0.8rem; }
.btn-secondary { background: var(--bg-secondary); color: var(--text-secondary); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--bg-card); color: var(--text-primary); }
.filter-hint { font-size: 0.75rem; color: var(--warning); }

.data-tabs { display: flex; gap: 0.25rem; margin-bottom: 1rem; border-bottom: 2px solid var(--border); padding-bottom: 0; }
.data-tab { padding: 0.5rem 1.25rem; background: transparent; border: 1px solid transparent; border-bottom: none; border-radius: 8px 8px 0 0; color: var(--text-secondary); font-size: 0.85rem; font-weight: 600; cursor: pointer; transition: all 0.15s; position: relative; bottom: -2px; }
.data-tab:hover { background: var(--bg-card); color: var(--text-primary); }
.data-tab.active { background: var(--bg-card); color: var(--accent); border-color: var(--border); border-bottom: 2px solid var(--bg-card); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
/* 범용 툴팁 */
[data-tooltip] { cursor: help; position: relative; }
th[data-tooltip] { border-bottom: 1px dashed var(--text-muted); }
[data-tooltip]:hover { color: var(--accent); }
[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute; left: 50%; top: 100%; transform: translateX(-50%);
    background: #1a1d27; color: #e4e6eb; border: 1px solid var(--accent);
    padding: 0.5rem 0.75rem; border-radius: 6px; font-size: 0.78rem; font-weight: 400;
    white-space: nowrap; z-index: 200; pointer-events: none;
    opacity: 0; visibility: hidden; transition: opacity 0.15s, visibility 0.15s;
    margin-top: 4px; box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    text-transform: none; letter-spacing: normal;
}
[data-tooltip]:hover::after { opacity: 1; visibility: visible; }

/* ═══ Operations Monitor ═══ */
.ops-page h1 { font-size: 1.4rem; font-weight: 700; }
.ops-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
.ops-header-meta { display: flex; align-items: center; gap: 1rem; }
.ops-live-badge { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.3rem 0.8rem; background: rgba(52,208,88,0.1); border: 1px solid rgba(52,208,88,0.3); border-radius: 20px; font-size: 0.78rem; font-weight: 600; color: var(--success); text-transform: uppercase; letter-spacing: 0.05em; }
.ops-interval { font-size: 0.8rem; color: var(--text-muted); }
.ops-loading { color: var(--text-muted); padding: 4rem 2rem; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 1rem; }

/* 상태 카드 */
.ops-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.75rem; margin-bottom: 1.25rem; }
@media (max-width: 1000px) { .ops-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 550px) { .ops-cards { grid-template-columns: 1fr; } }
.ops-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1rem 1.25rem; border-top: 3px solid var(--border); transition: border-color 0.2s; }
.ops-card--ok { border-top-color: var(--success); }
.ops-card--warn { border-top-color: var(--warning); }
.ops-card--err { border-top-color: var(--error); }
.ops-card-top { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.6rem; }
.ops-card-label { font-weight: 600; font-size: 0.85rem; color: var(--text-primary); }
.ops-card-status { margin-left: auto; font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-muted); }
.ops-card--ok .ops-card-status { color: var(--success); }
.ops-card--warn .ops-card-status { color: var(--warning); }
.ops-card--err .ops-card-status { color: var(--error); }
.ops-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.dot-ok { background: var(--success); box-shadow: 0 0 8px rgba(52,208,88,0.5); animation: pulse 2s infinite; }
.dot-warn { background: var(--warning); box-shadow: 0 0 8px rgba(240,160,48,0.5); animation: pulse 1.5s infinite; }
.dot-err { background: var(--error); box-shadow: 0 0 8px rgba(231,76,60,0.5); }
.ops-card-hero { font-family: var(--font-mono); font-size: 1.4rem; font-weight: 700; color: var(--text-primary); margin: 0.25rem 0; line-height: 1.2; }
.ops-card-sub { font-size: 0.72rem; color: var(--text-muted); font-family: var(--font-mono); }
.ops-card-rows { margin-top: 0.4rem; }
.ops-kv { display: flex; justify-content: space-between; align-items: center; padding: 0.2rem 0; border-bottom: 1px solid rgba(45,48,66,0.5); font-size: 0.78rem; }
.ops-kv:last-child { border-bottom: none; }
.ops-kv-key { color: var(--text-muted); }
.ops-kv-val { color: var(--text-primary); font-family: var(--font-mono); font-weight: 500; }

/* 섹션 공통 */
.ops-section { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem; margin-bottom: 1.25rem; }
.ops-section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; flex-wrap: wrap; gap: 0.5rem; }
.ops-section-header h2 { font-size: 1rem; font-weight: 600; color: var(--text-primary); margin: 0; }
.ops-section-badges { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.ops-badge { display: inline-block; padding: 0.2rem 0.65rem; border-radius: 12px; font-size: 0.72rem; font-weight: 600; }
.ops-badge--accent { background: rgba(79,143,247,0.15); color: var(--accent); }
.ops-badge--muted { background: var(--bg-secondary); color: var(--text-muted); }
.ops-badge--ok { background: rgba(52,208,88,0.12); color: var(--success); }
.ops-badge--err { background: rgba(231,76,60,0.12); color: var(--error); }

/* Operations 테이블 */
.ops-table { width: 100%; border-collapse: collapse; font-size: 0.82rem; }
.ops-table thead { background: var(--bg-secondary); }
.ops-table th { padding: 0.55rem 0.65rem; text-align: left; font-weight: 600; color: var(--text-muted); border-bottom: 2px solid var(--border); white-space: nowrap; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.03em; }
.ops-table td { padding: 0.45rem 0.65rem; border-bottom: 1px solid rgba(45,48,66,0.6); }
.ops-table tbody tr { transition: background 0.1s; }
.ops-table tbody tr:hover { background: rgba(79,143,247,0.04); }
.ops-table .mono { font-family: var(--font-mono); font-size: 0.78rem; }
.ops-table .num { text-align: right; font-family: var(--font-mono); font-size: 0.78rem; }
.ops-table .dim { color: var(--text-muted); }
.ops-table .center { text-align: center; }
.ops-table--compact th { padding: 0.4rem 0.5rem; }
.ops-table--compact td { padding: 0.35rem 0.5rem; }

/* 스코어 색상 */
.ops-score { font-weight: 700; }
.sc-good { color: var(--success); }
.sc-mid { color: var(--warning); }
.sc-low { color: var(--error); }

/* 체크 마크 */
.check-ok { color: var(--success); font-size: 0.75rem; font-weight: 700; }
.check-fail { color: var(--error); font-size: 0.75rem; font-weight: 700; }

/* 하단 분할 */
.ops-split { display: grid; grid-template-columns: 3fr 2fr; gap: 1.25rem; }
@media (max-width: 1000px) { .ops-split { grid-template-columns: 1fr; } }
.ops-split .ops-section { margin-bottom: 0; }

/* 에러 로그 */
.ops-log { background: var(--bg-primary); border: 1px solid var(--border); border-radius: 8px; padding: 1rem; font-family: var(--font-mono); font-size: 0.75rem; color: var(--error); max-height: 280px; overflow-y: auto; white-space: pre-wrap; word-break: break-all; line-height: 1.6; }

/* 에러 항목 리스트 */
.ops-error-list { display: flex; flex-direction: column; gap: 0.75rem; }
.ops-error-item { background: var(--bg-primary); border: 1px solid var(--border); border-radius: 8px; padding: 0; overflow: hidden; }
.ops-error-item--info { border-left: 3px solid var(--accent); }
.ops-error-item--warn { border-left: 3px solid var(--warning); }
.ops-error-item--error { border-left: 3px solid var(--error); }
.ops-error-item--unknown { border-left: 3px solid var(--text-muted); }
.ops-error-head { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem 0.75rem; background: rgba(255,255,255,0.02); border-bottom: 1px solid rgba(45,48,66,0.5); }
.ops-error-severity { font-size: 0.68rem; font-weight: 700; padding: 0.15rem 0.5rem; border-radius: 4px; text-transform: uppercase; letter-spacing: 0.05em; }
.ops-sev-info { background: rgba(79,143,247,0.15); color: var(--accent); }
.ops-sev-warn { background: rgba(240,160,48,0.15); color: var(--warning); }
.ops-sev-error { background: rgba(231,76,60,0.15); color: var(--error); }
.ops-sev-unknown { background: var(--bg-secondary); color: var(--text-muted); }
.ops-error-text { margin: 0; padding: 0.6rem 0.75rem; font-family: var(--font-mono); font-size: 0.73rem; color: var(--text-secondary); line-height: 1.5; white-space: pre-wrap; word-break: break-all; max-height: 120px; overflow-y: auto; }
.ops-error-why { padding: 0.6rem 0.75rem; background: rgba(79,143,247,0.04); border-top: 1px solid rgba(45,48,66,0.5); font-size: 0.78rem; color: var(--text-primary); line-height: 1.5; }
.ops-error-why-label { font-weight: 700; color: var(--accent); margin-right: 0.25rem; }

/* 빈 상태 */
.ops-empty { padding: 2rem; text-align: center; color: var(--text-muted); font-size: 0.85rem; }
.ops-empty--ok { color: var(--success); background: rgba(52,208,88,0.05); border-radius: 8px; }

/* ═══ 마이너 리더보드 ═══ */
.lb-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.6rem; margin-bottom: 1.25rem; }
@media (max-width: 800px) { .lb-stats { grid-template-columns: repeat(2, 1fr); } }
.lb-stat { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 0.75rem 1rem; text-align: center; }
.lb-stat-value { font-family: var(--font-mono); font-size: 1.5rem; font-weight: 700; color: var(--accent); line-height: 1.2; }
.lb-stat-label { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; margin-top: 0.2rem; }

.lb-section { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem; }
.lb-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; flex-wrap: wrap; gap: 0.5rem; }
.lb-header h2 { font-size: 1.05rem; font-weight: 700; color: var(--text-primary); margin: 0; display: flex; align-items: center; gap: 0.5rem; }
.lb-icon { font-size: 1.1rem; }

.rank-cell { font-family: var(--font-mono); font-weight: 700; font-size: 0.85rem; text-align: center; min-width: 36px; }
.rank-medal { display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px; border-radius: 50%; font-size: 0.72rem; font-weight: 800; }
.rank-1 { background: linear-gradient(135deg, #ffd700, #f0c000); color: #1a1200; box-shadow: 0 0 10px rgba(255,215,0,0.3); }
.rank-2 { background: linear-gradient(135deg, #c0c0c0, #a8a8a8); color: #1a1a1a; box-shadow: 0 0 8px rgba(192,192,192,0.3); }
.rank-3 { background: linear-gradient(135deg, #cd7f32, #b8722e); color: #1a1200; box-shadow: 0 0 8px rgba(205,127,50,0.3); }
.rank-other { color: var(--text-muted); }

.uid-cell { font-family: var(--font-mono); font-weight: 600; color: var(--accent); font-size: 0.82rem; }

.hp-bar-wrap { display: flex; align-items: center; gap: 0.4rem; }
.hp-bar { width: 50px; height: 6px; background: var(--bg-primary); border-radius: 3px; overflow: hidden; }
.hp-bar-fill { height: 100%; border-radius: 3px; }
.hp-bar-fill--good { background: var(--success); }
.hp-bar-fill--mid { background: var(--warning); }
.hp-bar-fill--low { background: var(--error); }
.hp-pct { font-family: var(--font-mono); font-size: 0.73rem; min-width: 36px; text-align: right; }

.trend { display: inline-flex; align-items: center; gap: 0.2rem; font-size: 0.75rem; font-weight: 600; }
.trend-up { color: var(--success); }
.trend-down { color: var(--error); }
.trend-flat { color: var(--text-muted); }

/* 차트 */
.lb-charts { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-top: 1.25rem; }
@media (max-width: 900px) { .lb-charts { grid-template-columns: 1fr; } }
.lb-chart-box { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem; }
.lb-chart-title { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); margin: 0 0 0.75rem 0; }
.lb-chart-wrap { position: relative; height: 280px; }

/* Eliminations */
.lb-elim { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem; margin-top: 1.25rem; }
.elim-reason { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 4px; font-size: 0.72rem; font-weight: 700; background: rgba(231,76,60,0.15); color: var(--error); text-transform: uppercase; letter-spacing: 0.03em; }

/* UID 링크 */
.uid-link { color: var(--accent); text-decoration: none; font-family: var(--font-mono); font-weight: 600; }
.uid-link:hover { text-decoration: underline; color: var(--accent-hover); }

/* ═══ 마이너 프로필 ═══ */
.mp-back { color: var(--text-muted); text-decoration: none; margin-right: 0.5rem; font-size: 1.2rem; }
.mp-back:hover { color: var(--accent); }

.mp-stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0.6rem; margin-bottom: 1.25rem; }
@media (max-width: 900px) { .mp-stats { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 550px) { .mp-stats { grid-template-columns: repeat(2, 1fr); } }

.mp-components { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem; margin-bottom: 1.25rem; display: flex; flex-direction: column; gap: 0.6rem; }
.mp-comp-item { display: flex; align-items: center; gap: 0.75rem; }
.mp-comp-label { width: 80px; font-size: 0.78rem; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; }
.mp-comp-bar { flex: 1; height: 8px; background: var(--bg-primary); border-radius: 4px; overflow: hidden; }
.mp-comp-fill { height: 100%; border-radius: 4px; transition: width 0.3s; }
.mp-comp-val { font-family: var(--font-mono); font-size: 0.82rem; font-weight: 600; color: var(--text-primary); min-width: 48px; text-align: right; }

.mp-activity { display: flex; align-items: center; gap: 0.5rem; padding: 0.6rem 1rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; margin-bottom: 1.25rem; font-size: 0.8rem; }
.mp-activity-label { font-weight: 600; color: var(--text-secondary); text-transform: uppercase; font-size: 0.72rem; letter-spacing: 0.04em; }

/* 가이드/힌트 메시지 */
.ops-guide { display: flex; align-items: flex-start; gap: 0.75rem; padding: 1.25rem; background: rgba(79,143,247,0.06); border: 1px solid rgba(79,143,247,0.2); border-radius: 10px; margin-bottom: 1.25rem; }
.ops-guide-icon { font-size: 1.5rem; flex-shrink: 0; line-height: 1; }
.ops-guide-text { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.6; }
.ops-guide-text strong { color: var(--text-primary); }
.ops-guide-text code { background: var(--bg-primary); padding: 0.15rem 0.4rem; border-radius: 4px; font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent); }
.ops-card-hint { margin-top: 0.4rem; font-size: 0.7rem; color: var(--warning); line-height: 1.4; opacity: 0.8; }

.footer { text-align: center; padding: 1rem; font-size: 0.75rem; color: var(--text-muted); border-top: 1px solid var(--border); margin-top: 2rem; }