:root {
    --bg: #0f1420;
    --panel: #171e2e;
    --panel2: #1c2436;
    --border: #2a3350;
    --text: #dde3ee;
    --muted: #8a93a8;
    --accent: #4f8cff;
    --green: #3ecf8e;
    --red: #ff5c6c;
    --yellow: #f5b53d;
    --shadow: rgba(0, 0, 0, .4);
}

[data-theme="light"] {
    --bg: #f4f6fb;
    --panel: #ffffff;
    --panel2: #eef1f8;
    --border: #dbe1ee;
    --text: #1c2333;
    --muted: #6b7488;
    --accent: #2f6fed;
    --green: #1ca36e;
    --red: #e23c4d;
    --yellow: #b8860b;
    --shadow: rgba(20, 30, 60, .08);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", "Malgun Gothic", sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    transition: background .2s, color .2s;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 20px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    position: sticky;
    top: 0;
    z-index: 10;
    box-shadow: 0 1px 8px var(--shadow);
}

.brand { display: flex; align-items: center; gap: 8px; }
.brand .logo {
    width: 26px; height: 26px; border-radius: 7px;
    background: linear-gradient(135deg, var(--accent), #7a5cff);
    display: inline-flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 800; font-size: 13px;
}
.brand a { font-weight: 700; font-size: 16px; color: var(--text); }

.search {
    display: flex; align-items: center; gap: 6px;
    background: var(--bg); border: 1px solid var(--border);
    border-radius: 8px; padding: 4px 6px;
}
.search input {
    background: transparent; border: none; color: var(--text);
    padding: 5px 8px; border-radius: 6px; width: 230px; outline: none;
}
.search button {
    background: var(--accent); color: #fff; border: none;
    border-radius: 6px; padding: 6px 12px; cursor: pointer; font-size: 13px;
}
.search button:hover { filter: brightness(1.1); }

.menu { display: flex; gap: 2px; flex-wrap: wrap; }
.menu a { padding: 6px 10px; border-radius: 6px; color: var(--muted); }
.menu a:hover { color: var(--text); background: var(--bg); }
.menu a.active { color: var(--accent); font-weight: 600; }

.chain-switch { display: flex; gap: 4px; margin-left: auto; }
.chain-btn {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
}
.chain-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.chain-btn:hover:not(.active) { color: var(--text); border-color: var(--accent); }

.theme-btn {
    background: var(--bg); border: 1px solid var(--border); color: var(--muted);
    border-radius: 6px; padding: 6px 10px; cursor: pointer; font-size: 13px;
}
.theme-btn:hover { color: var(--text); border-color: var(--accent); }

.container { max-width: 1200px; margin: 20px auto; padding: 0 20px; }

h1 { font-size: 20px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 24px 0 8px; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 24px; }
.two-col section { min-width: 0; }
.two-col table { box-shadow: none; }

@media (max-width: 900px) {
    .two-col { grid-template-columns: 1fr; }
}

.nav-blocks { display: flex; justify-content: space-between; gap: 10px; margin-bottom: 16px; }
.nav-block { background: var(--panel); border: 1px solid var(--border); color: var(--text); padding: 8px 14px; border-radius: 8px; font-size: 13px; }
.nav-block:hover { border-color: var(--accent); text-decoration: none; }
.nav-blocks .spacer { flex: 1; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 24px; }
.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    box-shadow: 0 2px 8px var(--shadow);
}
.card .label { color: var(--muted); font-size: 12px; margin-bottom: 6px; display: flex; align-items: center; gap: 6px; }
.card .label .dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.card .value { font-size: 22px; font-weight: 700; }
.card .sub { color: var(--muted); font-size: 12px; margin-top: 6px; }

table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; box-shadow: 0 2px 8px var(--shadow); }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { background: var(--panel2); color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--panel2); }
td.hash, code { font-family: "SFMono-Regular", Consolas, monospace; font-size: 12px; word-break: break-all; }
code.block { display: block; background: var(--bg); border: 1px solid var(--border); padding: 10px; border-radius: 8px; white-space: pre-wrap; font-size: 12px; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 12px; font-weight: 500; }
.badge.active, .badge.ok, .badge.success { background: rgba(62, 207, 142, .15); color: var(--green); }
.badge.backup, .badge.pending, .badge.info { background: rgba(79, 140, 255, .15); color: var(--accent); }
.badge.jailed, .badge.error, .badge.failed { background: rgba(255, 92, 108, .15); color: var(--red); }
.badge.tombstoned { background: rgba(255, 92, 108, .3); color: #ff8f9a; }

.empty { color: var(--muted); padding: 20px; text-align: center; }

.detail { display: grid; grid-template-columns: 180px 1fr; gap: 8px 16px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.detail .k { color: var(--muted); }
.detail .v { word-break: break-all; }

.mono { font-family: "SFMono-Regular", Consolas, monospace; }
.muted { color: var(--muted); }

.error-box {
    background: rgba(255, 92, 108, .1);
    border: 1px solid var(--red);
    color: var(--red);
    padding: 12px 16px;
    border-radius: 8px;
}

/* 해시 축약·복사 */
.hash { position: relative; }
.hash .short { cursor: pointer; border-bottom: 1px dashed var(--border); }
.hash .copy-btn {
    display: none; margin-left: 6px; cursor: pointer; font-size: 11px;
    background: var(--panel2); border: 1px solid var(--border); border-radius: 4px; color: var(--muted);
    padding: 1px 6px;
}
.hash:hover .copy-btn { display: inline-block; }
.hash .copy-btn:hover { color: var(--accent); border-color: var(--accent); }
.hash .full { display: none; }
.hash.expanded .short { display: none; }
.hash.expanded .full { display: inline; }

.toast {
    position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
    background: var(--panel); border: 1px solid var(--border); color: var(--text);
    padding: 8px 16px; border-radius: 8px; box-shadow: 0 4px 16px var(--shadow);
    opacity: 0; transition: opacity .25s; pointer-events: none; z-index: 100;
}
.toast.show { opacity: 1; }

.footer {
    margin: 32px auto 20px; text-align: center; color: var(--muted); font-size: 12px;
}

/* ---- 반응형 ---- */
@media (max-width: 1024px) {
    .container { max-width: 100%; padding: 0 14px; }
    .search input { width: 180px; }
}

@media (max-width: 768px) {
    body { font-size: 13px; }
    .topbar { gap: 10px; padding: 10px 12px; }
    .search { order: 3; width: 100%; }
    .search input { flex: 1; width: auto; }
    .menu { order: 4; width: 100%; overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; padding-bottom: 2px; }
    .menu a { padding: 6px 9px; }
    .chain-switch { margin-left: 0; flex-wrap: wrap; }
    .cards { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .card .value { font-size: 18px; }
    .detail { grid-template-columns: 1fr; gap: 4px 0; }
    .detail .k { margin-top: 8px; }
    table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; white-space: nowrap; }
    h1 { font-size: 18px; }
}

@media (max-width: 480px) {
    .cards { grid-template-columns: 1fr 1fr; }
    .chain-btn { padding: 5px 9px; font-size: 12px; }
    .brand a { font-size: 14px; }
}