:root {
    --orange: #fff3cd;
    --orange-border: #e0a800;
    --green: #d4edda;
    --green-border: #28a745;
    --red: #f8d7da;
    --red-border: #dc3545;
    --ink: #1f2937;
    --muted: #6b7280;
    --bg: #f5f6f8;
    --panel: #ffffff;
    --border: #e2e5e9;
    --accent: #3b5bdb;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--ink);
}

a { color: var(--accent); }

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
    padding: 12px 20px;
}

.topbar .brand { font-weight: 600; font-size: 1.1rem; }

.topbar .left { display: flex; align-items: center; gap: 14px; }

.topbar .right { display: flex; align-items: center; gap: 16px; }

.btn {
    display: inline-block;
    padding: 8px 14px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--panel);
    cursor: pointer;
    font-size: 0.9rem;
    text-decoration: none;
    color: var(--ink);
}

.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }

.container { max-width: 1100px; margin: 24px auto; padding: 0 16px; }

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

table { width: 100%; border-collapse: collapse; }

th, td {
    text-align: left;
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
    vertical-align: top;
}

tr.status-pending { background: var(--orange); border-left: 4px solid var(--orange-border); }
tr.status-sent { background: var(--green); border-left: 4px solid var(--green-border); }
tr.status-failed { background: var(--red); border-left: 4px solid var(--red-border); }

.pill {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}
.pill-pending { background: var(--orange-border); color: #fff; }
.pill-sent { background: var(--green-border); color: #fff; }
.pill-failed { background: var(--red-border); color: #fff; }

input[type=text], input[type=email], input[type=password], input[type=number], select, textarea {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.9rem;
    margin-bottom: 12px;
}

label { font-size: 0.85rem; color: var(--muted); display: block; margin-bottom: 4px; }

.form-group { margin-bottom: 14px; }

.error-box {
    background: var(--red);
    border: 1px solid var(--red-border);
    padding: 10px 14px;
    border-radius: 6px;
    margin-bottom: 16px;
}

.success-box {
    background: var(--green);
    border: 1px solid var(--green-border);
    padding: 10px 14px;
    border-radius: 6px;
    margin-bottom: 16px;
}

/* Admin side popout menu */
#adminPanel {
    position: fixed;
    top: 0;
    left: -280px;
    width: 260px;
    height: 100%;
    background: var(--panel);
    border-right: 1px solid var(--border);
    box-shadow: 2px 0 12px rgba(0,0,0,0.08);
    transition: left 0.2s ease;
    z-index: 60;
    padding: 20px;
}

#adminPanel.open { left: 0; }

#adminPanel h3 { margin-top: 0; }

#adminPanel a {
    display: block;
    padding: 10px 8px;
    border-radius: 6px;
    text-decoration: none;
    color: var(--ink);
    margin-bottom: 4px;
}

#adminPanel a:hover { background: var(--bg); }

#adminOverlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.3);
    z-index: 55;
}

#adminOverlay.open { display: block; }

.filters { display: flex; gap: 12px; margin-bottom: 16px; }
.filters select { width: auto; margin-bottom: 0; }

.muted { color: var(--muted); font-size: 0.85rem; }
.tag-toggle-on { color: var(--green-border); font-weight: 600; }
.tag-toggle-off { color: var(--muted); font-weight: 600; }

.key-reveal {
    font-family: ui-monospace, Consolas, monospace;
    background: #111827;
    color: #e5e7eb;
    padding: 10px 12px;
    border-radius: 6px;
    word-break: break-all;
}