/*
 * TUM Corporate Design, as on www.tum.de and in the TUM Jobportal.
 * Colours are the official tokens of the TUM web presence. Roboto is the TUM
 * web typeface; it is served from this origin (wwwroot/fonts, OFL 1.1),
 * never from a font CDN.
 */
@font-face {
    font-family: 'Roboto Variable';
    font-style: normal;
    font-display: swap;
    font-weight: 100 900;
    src: url('fonts/roboto-latin-ext-wght-normal.woff2') format('woff2-variations');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
    font-family: 'Roboto Variable';
    font-style: normal;
    font-display: swap;
    font-weight: 100 900;
    src: url('fonts/roboto-latin-wght-normal.woff2') format('woff2-variations');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
    --tum-blue: #3070b3;          /* brand blue */
    --tum-blue-dark-4: #14519a;   /* hover */
    --tum-blue-dark-1: #0a2d57;   /* footer */
    --tum-blue-dark: #072140;     /* navy: header, text */
    --tum-blue-light: #5e94d4;
    --tum-blue-light-2: #c2d7ef;
    --tum-blue-light-5: #f0f5fa;  /* light band */
    --tum-yellow: #fed702;
    --tum-grey-4: #6a757e;
    --tum-grey-6: #cdd4db;
    --tum-grey-8: #e8ecef;
    --tum-grey-9: #f8f9fa;
    --tum-green-4: #e9f1cb;
    --tum-orange-4: #fef4e1;
    --tum-red-4: #fbe4da;
    --tum-orange-danger: #c24814;

    /* Bootstrap, mapped onto the CD. tum.de draws its surfaces square. */
    --bs-font-sans-serif: 'Roboto Variable', Roboto, -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    --bs-body-color: var(--tum-blue-dark);
    --bs-body-color-rgb: 7, 33, 64;
    --bs-emphasis-color: var(--tum-blue-dark);
    --bs-heading-color: var(--tum-blue-dark);
    --bs-secondary-color: var(--tum-grey-4);
    --bs-primary: var(--tum-blue);
    --bs-primary-rgb: 48, 112, 179;
    --bs-link-color: var(--tum-blue);
    --bs-link-color-rgb: 48, 112, 179;
    --bs-link-hover-color: var(--tum-blue-dark-4);
    --bs-link-hover-color-rgb: 20, 81, 154;
    --bs-border-color: var(--tum-grey-8);
    --bs-border-radius: 0;
    --bs-border-radius-sm: 0;
    --bs-border-radius-lg: 0;
    --bs-border-radius-xl: 0;
    --bs-border-radius-xxl: 0;
    --bs-focus-ring-color: rgba(48, 112, 179, 0.35);
}

html, body {
    font-family: var(--bs-font-sans-serif);
}

body {
    background-color: #ffffff;
    color: var(--tum-blue-dark);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-weight: 700;
    text-wrap: balance;
}

h1 {
    font-size: 2rem;
    line-height: 1.2;
    margin-bottom: 1.25rem;
}

h2 {
    font-size: 1.375rem;
    margin-top: 2.25rem;
    margin-bottom: 0.75rem;
}

h3 {
    font-size: 1.125rem;
    margin-top: 1.75rem;
    margin-bottom: 0.5rem;
}

h1:focus {
    outline: none;
}

/* Visible keyboard focus (WCAG 2.4.7). */
:focus-visible {
    outline: 3px solid var(--tum-blue);
    outline-offset: 2px;
}

/* Buttons: square; the primary one bold and in capitals, as on tum.de. */
.btn {
    font-weight: 500;
}

.btn-primary {
    --bs-btn-bg: var(--tum-blue);
    --bs-btn-border-color: var(--tum-blue);
    --bs-btn-hover-bg: var(--tum-blue-dark-4);
    --bs-btn-hover-border-color: var(--tum-blue-dark-4);
    --bs-btn-active-bg: var(--tum-blue-dark-4);
    --bs-btn-active-border-color: var(--tum-blue-dark-4);
    --bs-btn-disabled-bg: var(--tum-blue);
    --bs-btn-disabled-border-color: var(--tum-blue);
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.btn-secondary,
.btn-outline-primary {
    --bs-btn-color: var(--tum-blue);
    --bs-btn-bg: #ffffff;
    --bs-btn-border-color: var(--tum-blue);
    --bs-btn-hover-color: #ffffff;
    --bs-btn-hover-bg: var(--tum-blue);
    --bs-btn-hover-border-color: var(--tum-blue);
    --bs-btn-active-color: #ffffff;
    --bs-btn-active-bg: var(--tum-blue-dark-4);
    --bs-btn-active-border-color: var(--tum-blue-dark-4);
}

.btn-outline-danger {
    --bs-btn-color: var(--tum-orange-danger);
    --bs-btn-border-color: var(--tum-orange-danger);
    --bs-btn-hover-bg: var(--tum-orange-danger);
    --bs-btn-hover-border-color: var(--tum-orange-danger);
    --bs-btn-active-bg: #a33c10;
    --bs-btn-active-border-color: #a33c10;
}

/* Controls on the navy header band. */
.btn-header {
    --bs-btn-color: #ffffff;
    --bs-btn-bg: transparent;
    --bs-btn-border-color: rgba(255, 255, 255, 0.55);
    --bs-btn-hover-color: var(--tum-blue-dark);
    --bs-btn-hover-bg: #ffffff;
    --bs-btn-hover-border-color: #ffffff;
    --bs-btn-active-color: var(--tum-blue-dark);
    --bs-btn-active-bg: var(--tum-blue-light-2);
    --bs-btn-active-border-color: var(--tum-blue-light-2);
    font-size: 0.875rem;
}

.btn-header-solid {
    --bs-btn-color: var(--tum-blue-dark);
    --bs-btn-bg: #ffffff;
    --bs-btn-border-color: #ffffff;
    --bs-btn-hover-color: var(--tum-blue-dark);
    --bs-btn-hover-bg: var(--tum-blue-light-2);
    --bs-btn-hover-border-color: var(--tum-blue-light-2);
    --bs-btn-active-color: var(--tum-blue-dark);
    --bs-btn-active-bg: var(--tum-blue-light-2);
    --bs-btn-active-border-color: var(--tum-blue-light-2);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.site-header .btn:focus-visible {
    outline: 3px solid #ffffff;
    outline-offset: 2px;
    border-color: #ffffff;
    box-shadow: none;
}

/* Hidden until reached by keyboard. */
.skip-link {
    position: absolute;
    left: 1rem;
    top: -10rem;
    z-index: 1000;
    background: #ffffff;
    color: var(--tum-blue-dark);
    padding: 0.5rem 1rem;
    font-weight: 700;
}

.skip-link:focus {
    top: 0.5rem;
}

/* Account menu and language switcher sit side by side in the band. */
.site-header .input-group {
    width: auto;
    flex-wrap: nowrap;
}

.header-user {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

/* A solid 3px ring (3:1 and more), not Bootstrap's faint shadow. */
.btn:focus-visible {
    outline: 3px solid var(--tum-blue);
    outline-offset: 2px;
    box-shadow: none;
}

.form-control:focus,
.form-select:focus,
.form-check-input:focus {
    border-color: var(--tum-blue);
    outline: 2px solid var(--tum-blue);
    outline-offset: 1px;
    box-shadow: none;
}

.form-control,
.form-select {
    border-color: var(--tum-grey-6);
}

label {
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

/* Notices on the tints of the extended CD palette. */
.alert {
    border-width: 0 0 0 4px;
}

.alert-info {
    --bs-alert-bg: var(--tum-blue-light-5);
    --bs-alert-border-color: var(--tum-blue);
    --bs-alert-color: var(--tum-blue-dark);
}

.alert-warning {
    --bs-alert-bg: var(--tum-orange-4);
    --bs-alert-border-color: #f7b11e;
    --bs-alert-color: #5c3d00;
}

.alert-danger {
    --bs-alert-bg: var(--tum-red-4);
    --bs-alert-border-color: var(--tum-orange-danger);
    --bs-alert-color: #6e2208;
}

.alert-success {
    --bs-alert-bg: var(--tum-green-4);
    --bs-alert-border-color: #7d922a;
    --bs-alert-color: #33400c;
}

.dropdown-menu {
    --bs-dropdown-link-active-bg: var(--tum-blue);
    border-color: var(--tum-grey-8);
    box-shadow: 0 12px 24px -12px rgba(4, 20, 38, 0.28);
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #7d922a;
}

.invalid {
    outline: 1px solid var(--tum-orange-danger);
}

.validation-message {
    color: var(--tum-orange-danger);
}

/* The quiet time-zone line under page titles. */
.tz-note {
    color: var(--tum-grey-4);
    font-size: 0.875rem;
}

/* Label/value pairs on the detail page, on hairlines. */
.detail-list > dt,
.detail-list > dd {
    padding-block: 0.6rem;
    margin-bottom: 0;
    border-bottom: 1px solid var(--tum-grey-8);
}

.detail-list > dt {
    font-weight: 600;
    color: var(--tum-grey-4);
}

/* Stacked on phones: label and value form one block. */
@media (max-width: 767.98px) {
    .detail-list > dt {
        border-bottom: 0;
        padding-bottom: 0;
    }

    .detail-list > dd {
        padding-top: 0.15rem;
    }
}

/* Search-hit and highlight marker in the CD yellow. */
mark {
    background-color: var(--tum-yellow);
    color: var(--tum-blue-dark);
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

.blazor-error-boundary::after {
    content: "An error has occurred."
}

.darker-border-checkbox.form-chek-input {
    border-color: #929292;
}

.tum-color {
    color: var(--tum-blue);
}