:root {
    --bg: #f5f6f8;
    --surface: #ffffff;
    --text: #1d2330;
    --muted: #6b7385;
    --border: #e3e6ec;
    --primary: #2457d6;
    --primary-text: #ffffff;
    --pos: #12805c;
    --pos-bg: #e3f5ee;
    --neg: #c2362f;
    --neg-bg: #fbe8e7;
    --radius: 12px;
    font-family: Vazirmatn, Tahoma, "Segoe UI", system-ui, sans-serif;
    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #12151b;
        --surface: #1b1f27;
        --text: #e6e9ef;
        --muted: #9098a8;
        --border: #2b313c;
        --primary: #4d7cf0;
        --pos: #3cc48f;
        --pos-bg: #173328;
        --neg: #f0716a;
        --neg-bg: #3a1e1d;
        color-scheme: dark;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.6;
}

.muted { color: var(--muted); }
.pos { color: var(--pos); }
.neg { color: var(--neg); }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; direction: ltr; text-align: right; }
.nowrap { white-space: nowrap; }

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.btn {
    font: inherit;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    border-radius: 8px;
    padding: 6px 14px;
    cursor: pointer;
}
.btn:hover { border-color: var(--muted); }
.btn:disabled { opacity: .6; cursor: wait; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-text); }
.btn.ghost { background: transparent; }

input[type=password], input[type=search] {
    font: inherit;
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
}
input:focus-visible, .btn:focus-visible, .tab:focus-visible { outline: 2px solid var(--primary); outline-offset: 1px; }

.alert {
    background: var(--neg-bg);
    color: var(--neg);
    border-radius: 8px;
    padding: 8px 12px;
    margin: 12px 0;
}

/* ورود */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 360px; padding: 28px; display: grid; gap: 10px; }
.login-card h1 { margin: 0; font-size: 20px; }
.login-card p { margin: 0 0 6px; }
.login-card .btn { margin-top: 8px; padding: 10px; }

/* پنل */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    padding: 12px 20px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1;
}
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand strong { font-size: 16px; }
.actions { display: flex; align-items: center; gap: 8px; }
.actions form { margin: 0; }

.container { max-width: 1200px; margin: 0 auto; padding: 20px 16px 40px; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.stat strong.text { direction: rtl; font-size: 16px; }
.stat { padding: 14px 16px; display: grid; gap: 2px; }
.stat strong { font-size: 20px; direction: ltr; text-align: right; }

.toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin: 16px 0 12px; }
.toolbar input[type=search] { flex: 1; min-width: 200px; }
.tabs { display: flex; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 3px; }
.tab { font: inherit; border: 0; background: transparent; color: var(--muted); padding: 4px 14px; border-radius: 6px; cursor: pointer; }
.tab.active { background: var(--primary); color: var(--primary-text); }
.toggle { display: flex; align-items: center; gap: 6px; color: var(--muted); white-space: nowrap; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 14px; text-align: right; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-weight: 600; color: var(--muted); font-size: 13px; background: var(--bg); position: sticky; top: 0; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--bg); }
td.desc { font-size: 12px; max-width: 320px; }
td.empty { text-align: center; color: var(--muted); padding: 32px; }
td.copy { cursor: copy; }
td.copied { color: var(--primary); }

.badge { display: inline-block; padding: 1px 10px; border-radius: 999px; font-size: 12px; }
.badge.pos { background: var(--pos-bg); }
.badge.neg { background: var(--neg-bg); }

@media (max-width: 720px) {
    .stats { grid-template-columns: 1fr 1fr; }
    .stats .stat:first-child { grid-column: 1 / -1; }
    .topbar { padding: 10px 16px; }
    #status { display: none; }
    th.desc, td.desc { display: none; }
    th, td { padding: 8px 10px; }
}

@media (max-width: 720px) {
    .stats .stat:last-child { grid-column: 1 / -1; }
}