/* S-PASS authentication theme for the CAS pages (login, success, logout).
   Every selector is scoped to .spass-auth; load after bootstrap.min.css (Bootstrap 3). */

.spass-auth {
    --spass-primary: #00adee;
    --spass-primary-hover: #0095cc;
    --spass-primary-ring: rgba(0, 173, 238, .12);
    --spass-ink: #14213d;
    --spass-text: #1e293b;
    --spass-muted: #64748b;
    --spass-placeholder: #94a3b8;
    --spass-link: #008fc4;
    --spass-border: #e2e8f0;
    --spass-border-strong: #cbd5e1;
    --spass-surface: #ffffff;
    --spass-subtle: #f8fafc;
    --spass-danger-bg: #fef2f2;
    --spass-danger-border: #fecaca;
    --spass-danger-text: #991b1b;
    --spass-radius: 8px;
    --spass-radius-card: 16px;
    --spass-card-width: 460px;
    --spass-card-padding: 34px 36px;
    --spass-gutter: 40px;
    --spass-ease: 150ms ease;

    margin: 0;
    min-height: 100vh;
    position: relative;
    isolation: isolate;
    background: var(--spass-surface);
    color: var(--spass-text);
    font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}
.spass-auth *, .spass-auth *::before, .spass-auth *::after { box-sizing: border-box; }
.spass-auth [hidden] { display: none !important; }
.spass-auth a { color: var(--spass-link); text-decoration: none; }
.spass-auth a:hover { text-decoration: underline; }
.spass-auth :focus-visible { outline: 2px solid var(--spass-ink); outline-offset: 2px; }
.spass-auth button, .spass-auth input { font: inherit; }

/* Map background, unchanged image; a radial white veil only behind the card keeps the sides colourful. */
.spass-auth::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(ellipse 560px 480px at 50% 50%, rgba(255, 255, 255, .78) 0%, rgba(255, 255, 255, .45) 50%, rgba(255, 255, 255, 0) 100%),
        url("../images/background-map.png") center / cover no-repeat,
        var(--spass-surface);
}

/* Layout: header, centred card, footer in the flow. No fixed 100vh height, so the page scrolls naturally. */
.spass-auth .spass-shell {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    padding: 32px var(--spass-gutter) 0;
}
.spass-auth .spass-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.spass-auth .spass-header-brand { display: block; flex-shrink: 0; border-radius: 6px; }
.spass-auth .spass-header-brand img { display: block; width: 140px; height: auto; }
.spass-auth .spass-header-action {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    height: 44px;
    padding: 0 16px;
    border: 1px solid var(--spass-border-strong);
    border-radius: var(--spass-radius);
    background: var(--spass-surface);
    color: var(--spass-ink);
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    transition: border-color var(--spass-ease);
}
.spass-auth .spass-header-action:hover { border-color: var(--spass-primary); color: var(--spass-ink); text-decoration: none; }
.spass-auth .spass-main {
    flex: 1 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 0 48px;
}

/* Card */
.spass-auth .spass-card {
    width: 100%;
    max-width: var(--spass-card-width);
    padding: var(--spass-card-padding);
    background: var(--spass-surface);
    border: 1px solid var(--spass-border);
    border-radius: var(--spass-radius-card);
    box-shadow: 0 12px 40px rgba(15, 23, 42, .045);
}
.spass-auth h1 {
    margin: 0;
    font: 700 28px/1.2 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    letter-spacing: -.7px;
    color: var(--spass-ink);
}
.spass-auth .spass-intro { margin: 6px 0 24px; font-size: 14px; line-height: 1.5; color: var(--spass-muted); }

/* Fields */
.spass-auth .spass-field { margin-bottom: 16px; }
.spass-auth .spass-label { display: block; margin: 0 0 6px; font-size: 14px; font-weight: 600; line-height: 1.4; color: var(--spass-text); }
.spass-auth .spass-input-wrap { position: relative; }
.spass-auth .spass-input {
    display: block;
    width: 100%;
    height: 48px;
    padding: 0 16px;
    border: 1px solid var(--spass-border);
    border-radius: var(--spass-radius);
    background: var(--spass-surface);
    color: var(--spass-text);
    font-size: 16px; /* below 16px iOS Safari zooms on focus */
    box-shadow: none;
    transition: border-color var(--spass-ease), box-shadow var(--spass-ease);
}
.spass-auth .spass-input::placeholder { color: var(--spass-placeholder); opacity: 1; }
.spass-auth .spass-input:hover { border-color: var(--spass-border-strong); }
.spass-auth .spass-input:focus { outline: none; border-color: var(--spass-primary); box-shadow: 0 0 0 3px var(--spass-primary-ring); }
.spass-auth .spass-input[aria-invalid=true] { border-color: #f87171; }
.spass-auth .spass-input[aria-invalid=true]:focus { box-shadow: 0 0 0 3px rgba(239, 68, 68, .14); }
.spass-auth .spass-input:disabled { background: var(--spass-subtle); color: var(--spass-muted); cursor: not-allowed; }
.spass-auth .spass-input-password { padding-right: 52px; }
/* Browser and password-manager autofill: keep the white field instead of the blue/yellow tint, keep the focus ring */
.spass-auth .spass-input:-webkit-autofill,
.spass-auth .spass-input:-webkit-autofill:hover {
    -webkit-box-shadow: 0 0 0 1000px var(--spass-surface) inset;
    box-shadow: 0 0 0 1000px var(--spass-surface) inset;
    -webkit-text-fill-color: var(--spass-text);
    caret-color: var(--spass-text);
    transition: background-color 600000s 0s, color 600000s 0s;
}
.spass-auth .spass-input:-webkit-autofill:focus {
    -webkit-box-shadow: 0 0 0 1000px var(--spass-surface) inset, 0 0 0 3px var(--spass-primary-ring);
    box-shadow: 0 0 0 1000px var(--spass-surface) inset, 0 0 0 3px var(--spass-primary-ring);
}
.spass-auth .spass-field-error { margin: 6px 0 0; font-size: 13px; color: var(--spass-danger-text); }

/* Password visibility toggle: icon only, accessible name carried by aria-label */
.spass-auth .spass-password-toggle {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    padding: 0;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: var(--spass-muted);
    cursor: pointer;
    transition: color var(--spass-ease), background-color var(--spass-ease);
}
.spass-auth .spass-password-toggle:hover { color: var(--spass-ink); background: #f1f5f9; }
.spass-auth .spass-password-toggle svg { width: 20px; height: 20px; }
.spass-auth .spass-password-toggle .spass-icon-eye-off,
.spass-auth .spass-password-toggle[aria-pressed=true] .spass-icon-eye { display: none; }
.spass-auth .spass-password-toggle[aria-pressed=true] .spass-icon-eye-off { display: block; }

/* Remember me and password recovery, one line */
.spass-auth .spass-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px 16px;
    margin: 4px 0 4px;
}
.spass-auth .spass-hint { margin: 0 0 20px; font-size: 12px; color: var(--spass-muted); }
.spass-auth .spass-check { display: inline-flex; align-items: center; gap: 8px; margin: 0; font-size: 14px; font-weight: 400; color: var(--spass-text); cursor: pointer; }
.spass-auth .spass-check input { width: 18px; height: 18px; margin: 0; accent-color: var(--spass-primary); cursor: pointer; }
.spass-auth .spass-options > a { font-size: 13px; color: var(--spass-link); text-decoration: none; }
.spass-auth .spass-options > a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* Buttons */
.spass-auth .spass-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    height: 50px;
    padding: 0 20px;
    border: 0;
    border-radius: var(--spass-radius);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background-color var(--spass-ease);
}
.spass-auth .spass-primary { background: var(--spass-primary); color: #fff; }
.spass-auth .spass-primary:hover { background: var(--spass-primary-hover); color: #fff; text-decoration: none; }
.spass-auth .spass-primary:focus-visible { outline: 2px solid var(--spass-ink); outline-offset: 2px; }
.spass-auth .spass-primary:disabled { opacity: .55; cursor: not-allowed; }
.spass-auth .spass-primary:disabled:hover { background: var(--spass-primary); }

/* Messages */
.spass-auth .spass-alert {
    display: flex;
    gap: 10px;
    margin: 0 0 20px;
    padding: 12px 14px;
    border: 1px solid var(--spass-danger-border);
    border-radius: var(--spass-radius);
    background: var(--spass-danger-bg);
    color: var(--spass-danger-text);
    font-size: 14px;
}
.spass-auth .spass-alert svg { flex-shrink: 0; width: 18px; height: 18px; margin-top: 2px; }
.spass-auth .spass-alert strong { display: block; font-weight: 600; }
.spass-auth .spass-alert p { margin: 2px 0 0; }
.spass-auth .spass-info {
    margin: 20px 0 24px;
    padding: 14px 16px;
    border: 1px solid var(--spass-border);
    border-radius: var(--spass-radius);
    background: var(--spass-subtle);
    color: var(--spass-muted);
    font-size: 14px;
    text-align: left;
}

/* Success and logout cards */
.spass-auth .spass-result { text-align: center; }
.spass-auth .spass-result-icon { display: block; width: 56px; height: 56px; margin: 0 auto 18px; }
.spass-auth .spass-result .spass-intro { margin-bottom: 0; }

/* Footer: discreet, in the flow, never over the card */
.spass-auth .spass-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 4px 12px;
    width: calc(100% + 2 * var(--spass-gutter));
    margin: 0 calc(-1 * var(--spass-gutter));
    padding: 16px var(--spass-gutter);
    border-top: 1px solid var(--spass-border);
    background: rgba(255, 255, 255, .92);
    font-size: 12px;
    line-height: 1.6;
    color: var(--spass-muted);
}
.spass-auth .spass-footer a { color: var(--spass-muted); }
.spass-auth .spass-footer a:hover { color: var(--spass-ink); text-decoration: none; }
.spass-auth .spass-footer-separator { color: var(--spass-border-strong); }

.spass-auth .spass-skip {
    position: absolute;
    top: 8px;
    left: 16px;
    z-index: 10;
    padding: 10px 16px;
    border: 2px solid var(--spass-ink);
    border-radius: 6px;
    background: var(--spass-surface);
    transform: translateY(-160%);
}
.spass-auth .spass-skip:focus { transform: none; }

/* Tablet */
@media (max-width: 900px) {
    .spass-auth { --spass-gutter: 28px; }
    .spass-auth .spass-shell { padding-top: 24px; }
}

/* Mobile */
@media (max-width: 600px) {
    .spass-auth { --spass-gutter: 16px; --spass-card-padding: 24px; }
    .spass-auth .spass-shell { padding-top: 16px; }
    .spass-auth .spass-header { gap: 16px; }
    .spass-auth .spass-header-brand img { width: 112px; }
    .spass-auth .spass-header-action { padding: 0 14px; font-size: 13px; }
    .spass-auth .spass-main { padding: 20px 0 28px; }
    .spass-auth h1 { font-size: 26px; }
    .spass-auth::before {
        background:
            radial-gradient(ellipse 140% 60% at 50% 50%, rgba(255, 255, 255, .8) 0%, rgba(255, 255, 255, .5) 55%, rgba(255, 255, 255, .15) 100%),
            url("../images/background-map.png") center / cover no-repeat,
            var(--spass-surface);
    }
}
@media (max-width: 360px) {
    .spass-auth .spass-options { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
    .spass-auth * { transition: none !important; }
}