/* Login and access-denied pages. Self-contained: no CDN, works on servers without internet access. */

:root {
    --brand-1: #0b2a5b;
    --brand-2: #1747a6;
    --ink: #1b2330;
    --ink-2: #5b6576;
    --ink-3: #8a93a3;
    --line: #e1e5eb;
    --bg: #f6f7f9;
    --ok: #13795b;
    --ok-bg: #e3f4ed;
    --bad: #c4322b;
    --bad-bg: #fbe7e6;
    --sans: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; height: 100%; }

body.login-page {
    font: 15px/1.5 var(--sans);
    color: var(--ink);
    background: var(--bg);
}

.login-shell {
    display: grid;
    grid-template-columns: minmax(360px, 46%) 1fr;
    min-height: 100vh;
}

.login-shell-single { grid-template-columns: 1fr; }

/* ---------- brand panel ---------- */

.login-brand {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 56px 56px 32px;
    color: #fff;
    background:
        radial-gradient(circle at 85% 15%, rgba(255, 255, 255, .10) 0, transparent 40%),
        radial-gradient(circle at 10% 90%, rgba(255, 255, 255, .08) 0, transparent 45%),
        linear-gradient(150deg, var(--brand-1) 0%, var(--brand-2) 100%);
    overflow: hidden;
}

.login-brand-inner { max-width: 460px; margin: auto 0; }

.login-brand-mark {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .25);
    margin-bottom: 24px;
}

.login-brand-mark svg { width: 30px; height: 30px; }

.login-brand-title { font-size: 34px; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 12px; }

.login-brand-lead { font-size: 16px; color: rgba(255, 255, 255, .82); margin: 0 0 36px; }

.login-features { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; }

.login-features li { display: flex; gap: 14px; align-items: flex-start; color: rgba(255, 255, 255, .9); }

.login-features svg {
    flex: none;
    width: 22px;
    height: 22px;
    margin-top: 1px;
    color: #9cc2ff;
}

.login-brand-footer { font-size: 13px; color: rgba(255, 255, 255, .6); letter-spacing: .02em; }

/* ---------- sign-in panel ---------- */

.login-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 24px 24px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 40px 36px 32px;
    box-shadow: 0 10px 30px rgba(16, 24, 40, .06);
    margin: auto 0;
}

.login-logo { display: block; max-height: 48px; max-width: 220px; margin: 0 0 28px; }

.login-heading { font-size: 24px; font-weight: 600; margin: 0 0 6px; letter-spacing: -0.01em; }

.login-subheading { color: var(--ink-2); margin: 0 0 28px; }

.btn-microsoft {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 11px 16px;
    border: 1px solid #8c8c8c;
    border-radius: 6px;
    background: #fff;
    color: #5e5e5e;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    transition: background-color .15s, border-color .15s;
}

.btn-microsoft:hover { background: #f3f3f3; border-color: #5e5e5e; }

.btn-microsoft:focus-visible { outline: 3px solid rgba(23, 71, 166, .35); outline-offset: 2px; }

.ms-logo { width: 21px; height: 21px; }

.login-switch-account {
    display: block;
    text-align: center;
    margin-top: 14px;
    font-size: 14px;
    color: var(--brand-2);
    text-decoration: none;
}

.login-switch-account:hover { text-decoration: underline; }

.login-note {
    display: flex;
    gap: 8px;
    margin: 28px 0 0;
    padding-top: 20px;
    border-top: 1px solid var(--line);
    font-size: 13px;
    color: var(--ink-3);
}

.login-note svg { flex: none; width: 16px; height: 16px; margin-top: 2px; }

.login-notice {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    margin: 0 0 22px;
    border-radius: 8px;
    font-size: 14px;
    background: var(--ok-bg);
    color: var(--ok);
}

.login-notice[hidden] { display: none; }

.login-notice svg { flex: none; width: 18px; height: 18px; }

.login-notice-error { background: var(--bad-bg); color: var(--bad); }

.login-footer { margin-top: 24px; font-size: 12.5px; color: var(--ink-3); }

@media (max-width: 860px) {
    .login-shell { grid-template-columns: 1fr; }
    .login-brand { display: none; }
}