/* The entry pages: guest details (info.php) and sign-in (login.php).
   Light only, like the rest of the student side. */

body {
    font-family: var(--font-ui);
    background: var(--s-page);
    color: var(--s-ink);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px 16px;
    box-sizing: border-box;
}
.card {
    background: var(--s-card);
    padding: 36px;
    border-radius: var(--s-radius-lg);
    box-shadow: var(--s-shadow-md);
    width: 100%;
    max-width: 420px;
    box-sizing: border-box;
    border: 1px solid var(--s-line);
}
.header-logo {
    text-align: center;
    margin-bottom: 28px;
}
/* The pages set the size inline; this keeps the heading plain ink,
   as on every other student page. */
.header-logo h2 {
    margin: 0;
    font-weight: 700;
    color: var(--s-ink) !important;
}
@media (max-width: 520px) {
    body { align-items: flex-start; padding: 16px; }
    .card { padding: 24px 20px; box-shadow: none; }
}
.header-logo p {
    margin: 8px 0 0 0;
    color: var(--s-ink-dim);
    font-size: 15px;
}
.form-group {
    position: relative;
    margin-bottom: 24px;
}
.form-control {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--s-line-soft);
    border-radius: var(--s-radius);
    box-sizing: border-box;
    font-family: inherit;
    font-size: 15px;
    color: var(--s-ink);
    background: transparent;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-control:focus {
    outline: none;
    border-color: var(--s-primary);
    box-shadow: 0 0 0 4px var(--s-primary-soft);
}
.form-label {
    position: absolute;
    top: -10px;
    left: 12px;
    background: var(--s-card);
    padding: 0 4px;
    font-size: 13px;
    font-weight: 600;
    color: var(--s-ink-dim);
    transition: color 0.2s ease;
}
.form-control:focus ~ .form-label,
.form-control:not(:placeholder-shown) ~ .form-label {
    color: var(--s-primary);
}
.btn {
    background: var(--s-primary);
    color: var(--s-on-primary);
    border: none;
    padding: 16px;
    border-radius: var(--s-radius);
    cursor: pointer;
    width: 100%;
    font-weight: 600;
    font-size: 16px;
    font-family: inherit;
    min-height: var(--s-tap-min);
}
.btn:hover {
    background: var(--s-primary-hover);
}
.error {
    color: var(--s-danger);
    font-size: 13px;
    margin-top: 6px;
    margin-left: 4px;
    font-weight: 500;
}

/* -- added for sign-in ------------------------------------------- */

.notice {
    padding: 12px 14px;
    border-radius: var(--s-radius);
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.45;
}
.notice-error {
    background: var(--s-warn-soft);
    border-left: 4px solid var(--s-danger);
    color: var(--s-ink);
}
.alt-link {
    margin: 20px 0 0;
    text-align: center;
    font-size: 14px;
    color: var(--s-ink-dim);
}
.alt-link a {
    color: var(--s-primary);
    font-weight: 600;
}