:root {
    color-scheme: light;
    --color-dark-grey: #3f3f3f;
    --color-orange: #f97316;
    --color-orange-hover: #e85a00;
    --color-slate-blue: #479bba;
    --color-soft-grey: #f0f0f0;
    --color-white: #ffffff;
    --color-light-grey: #e8e8e8;
    --color-text: #555555;
    --color-muted: #666666;
    --color-error: #a12622;
    --color-error-bg: #fff3f2;
    --color-focus: #2a5c83;
    --color-button-text: #242424;
    --panel-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    --font-heading: 'Franklin Gothic ATF', 'Franklin Gothic', 'Calibri', sans-serif;
    --font-body: 'IBM Plex Sans', 'Calibri', sans-serif;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    min-height: 100vh;
    padding: 32px 20px;
    background: var(--color-dark-grey);
    color: var(--color-dark-grey);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    letter-spacing: 0;
}
.container {
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    padding: 40px;
    background: var(--color-white);
    border-radius: 8px;
    box-shadow: var(--panel-shadow);
}
.header { text-align: center; margin-bottom: 28px; }
.logo { display: block; width: min(280px, 100%); height: auto; margin: 0 auto 24px; }
h1, h2 { font-family: var(--font-heading); font-weight: 400; line-height: 1.25; }
h1 { margin: 0 0 8px; font-size: 32px; }
h2 { margin: 0 0 10px; font-size: 20px; color: var(--color-dark-grey); }
p { margin: 10px 0; color: var(--color-text); }
.subtitle { margin: 0; color: var(--color-muted); font-size: 17px; }
.info-box { margin: 20px 0; padding: 18px 20px; border-left: 4px solid var(--color-orange); background: var(--color-soft-grey); }
.info-box.secondary { border-left-color: var(--color-slate-blue); }
.permissions { margin: 24px 0; border-top: 1px solid var(--color-light-grey); border-bottom: 1px solid var(--color-light-grey); padding: 14px 0; }
summary { cursor: pointer; font-weight: 600; }
label { display: block; font-weight: 600; margin-bottom: 6px; }
input {
    width: 100%;
    min-width: 0;
    height: 46px;
    padding: 10px 12px;
    border: 1px solid var(--color-muted);
    border-radius: 4px;
    background: var(--color-white);
    color: var(--color-dark-grey);
    font: inherit;
}
input::placeholder { color: var(--color-muted); font-size: 13px; }
.help { font-size: 13px; margin: 6px 0 16px; color: var(--color-muted); }
button, .button {
    display: block;
    width: 100%;
    min-height: 50px;
    margin: 20px 0 0;
    padding: 12px 16px;
    border: 1px solid var(--color-orange);
    border-radius: 4px;
    background: var(--color-orange);
    color: var(--color-button-text);
    font: inherit;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
}
button:hover:enabled { background: var(--color-orange-hover); border-color: var(--color-orange-hover); }
button:disabled { background: var(--color-light-grey); border-color: var(--color-light-grey); color: var(--color-text); cursor: not-allowed; }
.secondary-button { background: var(--color-white); color: var(--color-dark-grey); border-color: var(--color-muted); }
.secondary-button:hover { background: var(--color-soft-grey); }
:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; }
.status { padding: 12px 14px; background: var(--color-soft-grey); border-left: 3px solid var(--color-slate-blue); font-size: 14px; }
.error { border-left-color: var(--color-error); background: var(--color-error-bg); color: var(--color-error); }
.error h2, .error p { color: var(--color-error); }
.tenant-reference { font-family: Consolas, monospace; font-size: 13px; overflow-wrap: anywhere; }
.footer { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--color-light-grey); text-align: center; }
.footer p { font-size: 13px; color: var(--color-muted); }
.footer nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 24px; }
a { color: var(--color-focus); text-underline-offset: 3px; }
[hidden] { display: none !important; }
@media (max-width: 480px) {
    body { padding: 16px 12px; }
    .container { padding: 28px 20px; }
    .info-box { padding: 16px; }
    h1 { font-size: 28px; }
    h2 { font-size: 19px; }
}