:root {
    --bg-color: #0f1115;
    --text-color: #f5f7fb;
    --border-color: #2f3742;
    --card-bg: #161b22;
    --input-bg: #0f172a;
    --input-border: #2f3742;
    --muted: #9ca3af;
    --accent: #28a745;
    --accent-hover: #218838;
}

* { box-sizing: border-box; }

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    margin: 0;
    min-height: 100vh;
    background: radial-gradient(circle at 20% 20%, rgba(40, 167, 69, 0.08), transparent 35%),
        radial-gradient(circle at 80% 0%, rgba(59, 130, 246, 0.1), transparent 30%),
        var(--bg-color);
    color: var(--text-color);
}

.page {
    max-width: 520px;
    margin: 0 auto;
    padding: 28px 18px 32px;
}

.page-header {
    margin-bottom: 12px;
}

h1 {
    margin: 0 0 6px;
    font-size: 28px;
}

.hint {
    font-size: 14px;
    color: var(--muted);
    margin: 0 0 4px;
    line-height: 1.5;
}

.status-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 18px 18px 22px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

.form-group {
    margin-bottom: 16px;
}

label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
}

input[type="text"],
input[type="number"] {
    width: 100%;
    padding: 10px 12px;
    font-size: 16px;
    border-radius: 8px;
    border: 1px solid var(--input-border);
    background: var(--input-bg);
    color: var(--text-color);
}

button {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.15s ease;
}

button:hover {
    background: var(--accent-hover);
}

#statusResult {
    margin-top: 16px;
    padding: 12px;
    border-radius: 10px;
    display: none;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.02);
    line-height: 1.6;
}

#statusResult strong {
    color: #d1fae5;
}

#statusResult.ok {
    background: rgba(16, 185, 129, 0.12);
    color: #d1fae5;
    border-color: #10b981;
}

#statusResult.err {
    background: rgba(239, 68, 68, 0.14);
    color: #fecdd3;
    border-color: #ef4444;
}

#statusResult.waiting {
    background: rgba(59, 130, 246, 0.16);
    color: #bfdbfe;
    border-color: #3b82f6;
}

.policy-links {
    margin-top: 14px;
    font-size: 13px;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.policy-links a {
    color: #93c5fd;
    text-decoration: none;
    font-weight: 600;
}

.policy-links a:hover { text-decoration: underline; }

@media (max-width: 520px) {
    .page {
        padding: 22px 14px;
    }

    h1 {
        font-size: 24px;
    }
}