:root {
    color-scheme: light;
    --app-bg: #f5f5f7;
    --app-bg-elevated: rgba(255, 255, 255, 0.9);
    --app-bg-solid: #ffffff;
    --app-bg-subtle: rgba(60, 60, 67, 0.065);
    --app-bg-hover: rgba(60, 60, 67, 0.085);
    --app-border: rgba(60, 60, 67, 0.16);
    --app-border-strong: rgba(60, 60, 67, 0.24);
    --app-text: #1d1d1f;
    --app-text-secondary: rgba(60, 60, 67, 0.72);
    --app-text-tertiary: #6e6e73;
    --app-accent: #0071e3;
    --app-accent-bright: #006edb;
    --app-accent-ink: #ffffff;
    --app-success: #1f7a35;
    --app-warning: #6e6e73;
    --app-danger: #d70015;
    --app-info: #0071e3;
    --app-radius-sm: 10px;
    --app-radius: 16px;
    --app-radius-lg: 22px;
    --app-shadow: 0 22px 55px rgba(50, 50, 55, 0.13);
    --app-shadow-soft: 0 8px 26px rgba(50, 50, 55, 0.09);
    --text-secondary: var(--app-text-secondary);
    --accent: var(--app-accent);
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
    background:
        radial-gradient(circle at 10% -10%, rgba(0, 113, 227, 0.09), transparent 32rem),
        radial-gradient(circle at 90% 0%, rgba(0, 113, 227, 0.07), transparent 36rem),
        var(--app-bg) !important;
    color: var(--app-text) !important;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif !important;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

a {
    color: var(--app-info);
}

h1,
h2,
h3,
h4,
h5,
h6,
.card-title {
    color: var(--app-text) !important;
    font-weight: 650 !important;
    letter-spacing: -0.025em;
}

h4 {
    font-size: clamp(1.7rem, 2.7vw, 2.35rem);
    line-height: 1.12;
}

h1.white-text,
h2.white-text,
h3.white-text,
h4.white-text,
h5.white-text,
h6.white-text {
    color: var(--app-text) !important;
}

p {
    line-height: 1.55;
}

main.app-main {
    flex: 1 0 auto;
    width: 100%;
    padding-top: 96px !important;
    padding-bottom: 56px !important;
}

.container {
    width: min(100% - 32px, 1480px) !important;
    max-width: 1480px !important;
    margin-inline: auto;
    padding-inline: 0 !important;
}

/* Barra superior translúcida, compacta y agrupada. */
nav.nav-dark {
    position: fixed;
    z-index: 1000;
    inset: 0 0 auto;
    height: 66px;
    line-height: 66px;
    background: rgba(255, 255, 255, 0.84) !important;
    border: 0 !important;
    border-bottom: 1px solid var(--app-border) !important;
    box-shadow: 0 8px 28px rgba(50, 50, 55, 0.08) !important;
    -webkit-backdrop-filter: saturate(160%) blur(22px);
    backdrop-filter: saturate(160%) blur(22px);
}

/* El panel móvil y su velo deben quedar por encima de la barra sticky. */
.sidenav {
    z-index: 1200 !important;
}

.sidenav-overlay {
    z-index: 1190 !important;
}

nav.nav-dark .nav-wrapper,
nav.nav-dark .nav-wrapper > .container {
    height: 66px;
}

nav .nav-wrapper .container {
    min-width: 0;
    flex-wrap: nowrap;
    gap: 20px !important;
}

nav .brand-logo {
    display: inline-flex !important;
    flex: 0 1 auto;
    align-items: center;
    gap: 10px;
    min-width: 0;
    min-height: 44px;
    max-width: 360px !important;
    padding: 0 !important;
    color: var(--app-text);
    font-size: 0.79rem !important;
    font-weight: 690 !important;
    letter-spacing: 0.075em !important;
    line-height: 1.2 !important;
    text-transform: uppercase;
}

.brand-symbol {
    position: relative;
    display: block;
    flex: 0 0 96px;
    width: 96px;
    /* El activo oficial incluye una leyenda microscópica debajo del isotipo.
       El marco termina justo después de las letras SSAT para que la marca se
       mantenga nítida en el encabezado. */
    height: 42px;
    overflow: hidden;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--app-accent);
    font-size: 0.7rem;
    letter-spacing: -0.02em;
    line-height: 1;
    box-shadow: none;
}

.brand-symbol img {
    position: absolute;
    top: -8px;
    left: 0;
    display: block;
    width: 96px;
    max-width: none;
    height: 96px;
    object-fit: contain;
    object-position: center;
}

.brand-copy {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.brand-logo span.gold {
    color: var(--app-info) !important;
}

nav ul.app-nav-main {
    display: flex !important;
    flex: 0 0 auto;
    align-items: center;
    gap: 2px !important;
    margin-left: auto;
}

nav ul.app-nav-main > li > a,
.sidenav-trigger {
    display: inline-flex;
    min-height: 42px;
    margin: 0;
    padding: 0 13px;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    color: var(--app-text-secondary) !important;
    font-size: 0.79rem !important;
    font-weight: 560;
    letter-spacing: -0.005em;
    line-height: 42px;
    transition: color 160ms ease, background 160ms ease, transform 160ms ease;
}

nav ul.app-nav-main > li > a:hover,
nav ul.app-nav-main > li > a.is-active,
nav ul.app-nav-main > li > a[aria-current="page"] {
    background: var(--app-bg-hover);
    color: var(--app-text) !important;
}

nav ul.app-nav-main > li > a.is-active::after,
nav ul.app-nav-main > li > a[aria-current="page"]::after {
    position: absolute;
    right: 13px;
    bottom: 5px;
    left: 13px;
    height: 2px;
    border-radius: 999px;
    background: var(--app-accent);
    content: "";
}

nav ul.app-nav-main > li > a {
    position: relative;
}

nav ul.app-nav-main i.material-icons {
    height: auto;
    margin-right: 6px !important;
    font-size: 17px !important;
    line-height: 1;
}

.app-dropdown.dropdown-content {
    z-index: 1300 !important;
    width: 310px !important;
    max-height: min(620px, calc(100vh - 86px));
    padding: 8px;
    overflow-y: auto;
    border: 1px solid var(--app-border-strong);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 22px 60px rgba(50, 50, 55, 0.2);
    -webkit-backdrop-filter: blur(24px) saturate(150%);
    backdrop-filter: blur(24px) saturate(150%);
}

.app-dropdown.dropdown-content li {
    min-height: 44px;
    border-radius: 11px;
}

.app-dropdown.dropdown-content li:hover,
.app-dropdown.dropdown-content li.active {
    background: var(--app-bg-hover);
}

.app-dropdown.dropdown-content li.divider {
    min-height: 1px;
    height: 1px;
    margin: 7px 6px;
    border-radius: 0;
    background-color: var(--app-border) !important;
}

.app-dropdown.dropdown-content li > a {
    display: flex;
    min-height: 44px;
    padding: 0 12px;
    align-items: center;
    color: var(--app-text) !important;
    font-size: 0.84rem;
}

.app-dropdown.dropdown-content li > a i {
    margin-right: 11px;
    color: var(--app-accent-bright);
    font-size: 19px;
}

.app-dropdown .dropdown-section-label {
    min-height: auto;
    padding: 9px 12px 4px;
    color: var(--app-text-tertiary);
    font-size: 0.64rem;
    font-weight: 700;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.app-dropdown .divider {
    margin: 6px 5px;
    background-color: var(--app-border);
}

.sidenav {
    width: min(360px, calc(100vw - 16px));
    max-width: calc(100vw - 16px);
    height: 100vh;
    height: 100dvh !important;
    padding: 16px 10px;
    padding-bottom: max(16px, env(safe-area-inset-bottom));
    overflow-y: auto;
    background: rgba(255, 255, 255, 0.98);
    color: var(--app-text);
}

.sidenav li > a {
    box-sizing: border-box;
    display: flex;
    height: auto;
    min-height: 48px;
    margin-bottom: 3px;
    padding: 10px 14px;
    align-items: center;
    border-radius: 12px;
    color: var(--app-text-secondary);
    font-weight: 560;
    line-height: 1.35;
    white-space: normal;
}

.sidenav li > a.is-active,
.sidenav li > a[aria-current="page"],
.sidenav li > a:hover {
    background: var(--app-bg-hover);
    color: var(--app-text);
}

.sidenav li > a > i.material-icons {
    flex: 0 0 auto;
    height: auto;
    margin-right: 14px;
    color: var(--app-accent-bright);
    line-height: 1;
}

.sidenav .mobile-nav-section {
    height: auto;
    padding: 18px 14px 6px;
    color: var(--app-text-tertiary);
    font-size: 0.64rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* Superficies y jerarquía. */
.card,
.dark-card,
.kpi-card,
.card-panel {
    border-radius: var(--app-radius-lg) !important;
}

.dark-card,
.kpi-card {
    border: 1px solid var(--app-border) !important;
    background: var(--app-bg-elevated) !important;
    box-shadow: var(--app-shadow-soft) !important;
    -webkit-backdrop-filter: blur(18px) saturate(125%);
    backdrop-filter: blur(18px) saturate(125%);
}

.dark-card {
    overflow: visible;
}

.kpi-card {
    overflow: hidden;
}

.dark-card:hover,
.kpi-card:hover {
    border-color: var(--app-border-strong) !important;
}

.card .card-content {
    padding: clamp(18px, 2vw, 26px);
}

.card .card-title {
    margin-bottom: 6px;
    font-size: 1.08rem !important;
}

.card-panel.grey.darken-4 {
    border: 1px solid var(--app-border);
    background: #f2f2f7 !important;
    box-shadow: none;
}

.grey-text.text-lighten-1,
.grey-text.text-lighten-2,
.helper-text {
    color: var(--app-text-secondary) !important;
}

/* Controles: gran área táctil, foco visible y animación breve. */
.btn,
.btn-small,
.btn-large,
.btn-flat,
.btn-neon {
    min-height: 44px;
    padding: 0 17px !important;
    border-radius: 12px !important;
    font-family: inherit;
    font-size: 0.76rem;
    font-weight: 650 !important;
    letter-spacing: 0 !important;
    line-height: 44px;
    text-transform: none !important;
    transition: transform 150ms ease, filter 150ms ease, background 150ms ease, box-shadow 150ms ease;
}

.btn-small {
    min-height: 38px;
    height: 38px;
    padding: 0 13px !important;
    line-height: 38px;
}

.btn-neon {
    background: linear-gradient(180deg, var(--app-accent-bright), var(--app-accent)) !important;
    color: var(--app-accent-ink) !important;
    box-shadow: 0 5px 18px rgba(0, 113, 227, 0.2) !important;
}

.btn-neon:hover,
.btn:hover,
.btn-small:hover {
    filter: brightness(1.05);
    transform: translateY(-1px);
}

.btn-neon:hover,
.btn-neon:focus-visible {
    background: #0068d6 !important;
    filter: none;
}

.btn.grey.darken-3,
.btn-small.grey.darken-3 {
    border: 1px solid var(--app-border);
    background: var(--app-bg-subtle) !important;
    color: var(--app-text) !important;
    box-shadow: none;
}

.btn.red.darken-3,
.btn-small.red.darken-3 {
    background: rgba(215, 0, 21, 0.09) !important;
    color: #c70014 !important;
    box-shadow: none;
}

.btn i.material-icons.left,
.btn-small i.material-icons.left {
    float: none !important;
    margin: 0 7px 0 0 !important;
    vertical-align: -5px;
}

button:disabled,
.btn:disabled {
    cursor: not-allowed;
    filter: grayscale(0.45);
    opacity: 0.48;
}

input:not([type]),
input[type=text]:not(.browser-default),
input[type=password]:not(.browser-default),
input[type=email]:not(.browser-default),
input[type=url]:not(.browser-default),
input[type=time]:not(.browser-default),
input[type=date]:not(.browser-default),
input[type=datetime]:not(.browser-default),
input[type=datetime-local]:not(.browser-default),
input[type=tel]:not(.browser-default),
input[type=number]:not(.browser-default),
input[type=search]:not(.browser-default),
textarea.materialize-textarea,
.select-wrapper input.select-dropdown {
    width: 100%;
    height: 46px;
    margin: 0 0 8px;
    padding: 0 13px !important;
    border: 1px solid var(--app-border) !important;
    border-radius: 12px !important;
    box-sizing: border-box;
    min-width: 0;
    background: #ffffff !important;
    box-shadow: none !important;
    color: var(--app-text) !important;
    caret-color: var(--app-info);
}

textarea.materialize-textarea {
    min-height: 104px;
    padding-block: 12px !important;
}

.input-field {
    min-width: 0;
    margin-top: 0.7rem;
    margin-bottom: 1.15rem;
}

.input-field > label {
    left: 2px !important;
    color: var(--app-text-secondary) !important;
}

.input-field > label:not(.label-icon).active {
    left: 2px !important;
    color: var(--app-text-secondary) !important;
    transform: none !important;
    transform-origin: 0 0;
}

/* Materialize coloca labels después de select/textarea. El orden flex los mantiene
   siempre arriba del control y evita que crucen bordes o valores. */
.input-field:not(.file-field) {
    display: flex;
    flex-direction: column;
}

.input-field:not(.file-field) > label {
    position: static !important;
    order: -1;
    display: block;
    width: auto !important;
    margin: 0 0 7px 2px;
    transform: none !important;
    font-size: 0.76rem;
    font-weight: 620;
    line-height: 1.3;
    pointer-events: auto;
}

.input-field .select-wrapper {
    width: 100%;
    min-width: 0;
}

.select-wrapper .caret {
    fill: var(--app-text-secondary);
}

input::placeholder,
textarea::placeholder,
.select-dropdown::placeholder {
    color: var(--app-text-tertiary) !important;
    opacity: 1;
}

.input-field .helper-text {
    min-height: 0;
    margin-top: 6px;
    font-size: 0.74rem;
    line-height: 1.4;
}

input:focus,
textarea:focus,
.select-wrapper input.select-dropdown:focus,
button:focus-visible,
a:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid rgba(0, 113, 227, 0.22) !important;
    outline-offset: 2px;
}

input[type=checkbox].filled-in:checked + span:not(.lever)::after,
input[type=checkbox]:checked + span:not(.lever)::after {
    border-color: var(--app-accent) !important;
    background-color: var(--app-accent) !important;
}

.dropdown-content.select-dropdown {
    padding: 6px;
    border: 1px solid var(--app-border);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.98) !important;
    box-shadow: var(--app-shadow);
}

.dropdown-content.select-dropdown li {
    min-height: 42px;
    border-radius: 9px;
}

.dropdown-content.select-dropdown li > span {
    color: var(--app-text) !important;
    font-size: 0.84rem;
}

.dropdown-content.select-dropdown li:hover,
.dropdown-content.select-dropdown li.selected {
    background: var(--app-bg-hover) !important;
}

.file-field .btn {
    overflow: hidden;
}

.file-field.input-field {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 8px 10px;
    align-items: start;
}

.file-field .btn {
    float: none;
    min-height: 46px;
    line-height: 46px;
}

.file-field .file-path-wrapper {
    min-width: 0;
    padding-left: 0;
}

.file-field .helper-text {
    grid-column: 1 / -1;
    margin-top: 0;
}

/* Datos y tablas. */
.table-responsive {
    border: 1px solid var(--app-border);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.72);
}

table {
    color: var(--app-text);
}

table thead {
    color: var(--app-text-secondary);
    font-size: 0.69rem;
    letter-spacing: 0.075em;
    text-transform: uppercase;
}

table th,
table td {
    padding: 13px 14px;
    border-radius: 0;
    overflow-wrap: anywhere;
}

.table-responsive td.right-align {
    min-width: 142px;
    white-space: nowrap;
}

.table-responsive td.right-align form {
    display: inline-block !important;
}

.table-responsive td.right-align .btn-small {
    margin: 2px;
}

.table-responsive > table.responsive-table {
    min-width: 720px;
}

.table-responsive > table.responsive-table th:nth-child(4),
.table-responsive > table.responsive-table td:nth-child(4) {
    white-space: nowrap;
}

table tr {
    border-bottom-color: var(--app-border) !important;
}

table.highlight > tbody > tr:hover {
    background-color: rgba(0, 113, 227, 0.045) !important;
}

.chip {
    height: 30px;
    border-radius: 9px !important;
    font-size: 0.72rem;
    line-height: 28px;
    white-space: nowrap;
}

.app-main .chip {
    border: 1px solid var(--app-border) !important;
    background: var(--app-bg-subtle) !important;
    color: var(--app-text-secondary) !important;
}

.status-badge {
    padding: 0.28rem 0.62rem !important;
    border-radius: 9px !important;
    font-size: 0.66rem !important;
    letter-spacing: 0.055em !important;
}

.status-ok {
    border-color: rgba(48, 209, 88, 0.45) !important;
    background: rgba(48, 209, 88, 0.08) !important;
    color: #1b7b34 !important;
}

.status-expired {
    border-color: rgba(255, 69, 58, 0.45) !important;
    background: rgba(255, 69, 58, 0.08) !important;
    color: #c70014 !important;
}

.status-stolen {
    border-color: rgba(255, 69, 58, 0.45) !important;
    background: rgba(255, 69, 58, 0.08) !important;
    color: #c70014 !important;
}

.kpi-card {
    min-height: 150px;
}

.kpi-label {
    color: var(--app-text-secondary) !important;
    font-size: 0.73rem !important;
    font-weight: 650;
    letter-spacing: 0.075em !important;
}

.kpi-value {
    color: var(--app-text) !important;
    font-size: clamp(2.2rem, 4vw, 3.35rem) !important;
    font-weight: 660;
    letter-spacing: -0.055em;
}

.diploma-canvas-wrapper {
    border-color: var(--app-border) !important;
    background: rgba(255, 255, 255, 0.025) !important;
}

/* Cabeceras de página y filtros: jerarquía clara, compacta y sin labels flotantes. */
.page-heading {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px;
    margin: 24px 0 22px;
}

.page-heading-copy {
    flex: 1 1 560px;
    min-width: 0;
}

.page-eyebrow {
    margin-bottom: 6px;
    color: var(--app-info);
    font-size: 0.72rem;
    font-weight: 720;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.page-title {
    margin: 0;
    color: var(--app-text) !important;
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 680;
    letter-spacing: -0.04em;
    line-height: 1.08;
}

.page-lead {
    max-width: 760px;
    margin: 8px 0 0;
    color: var(--app-text-secondary);
    font-size: 0.93rem;
}

.page-heading-actions {
    display: flex;
    flex: 0 0 auto;
    flex-wrap: wrap;
    gap: 8px;
}

.students-filter-panel {
    margin-bottom: 18px;
    padding: clamp(16px, 2vw, 22px);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-lg);
    background: var(--app-bg-elevated);
    box-shadow: var(--app-shadow-soft);
}

.students-filter-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}

.students-filter-title {
    display: block;
    color: var(--app-text);
    font-size: 1rem;
    font-weight: 670;
}

.students-filter-copy,
.students-records-summary {
    display: block;
    margin-top: 3px;
    color: var(--app-text-secondary);
    font-size: 0.76rem;
    line-height: 1.4;
}

.students-filter-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
}

.app-field {
    min-width: 0;
}

.app-field > label {
    display: block;
    margin: 0 0 7px 2px;
    color: var(--app-text-secondary);
    font-size: 0.73rem;
    font-weight: 640;
    line-height: 1.3;
}

.app-field > input,
.app-field .select-wrapper input.select-dropdown {
    margin: 0 !important;
}

.app-field .select-wrapper {
    min-width: 0;
}

.students-filter-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--app-border);
}

.students-filter-primary {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.students-filter-actions .btn,
.page-heading-actions .btn {
    display: inline-flex !important;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    line-height: 1.2;
}

.students-table-wrap {
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: var(--app-shadow-soft);
}

.students-table {
    min-width: 1280px;
    background: rgba(255, 255, 255, 0.9);
}

.students-table th:first-child,
.students-table td:first-child {
    width: 52px;
    text-align: center;
}

.students-table td {
    vertical-align: middle;
}

.students-table th:nth-child(2),
.students-table td:nth-child(2) { min-width: 220px; }

.students-table th:nth-child(3),
.students-table td:nth-child(3) {
    min-width: 118px;
    white-space: nowrap;
}

.students-table th:nth-child(4),
.students-table td:nth-child(4) { min-width: 220px; }

.students-table th:nth-child(5),
.students-table td:nth-child(5) { min-width: 260px; }

.students-table th:nth-child(6),
.students-table td:nth-child(6),
.students-table th:nth-child(7),
.students-table td:nth-child(7) {
    min-width: 105px;
    white-space: nowrap;
}

.students-table th:nth-child(8),
.students-table td:nth-child(8) { min-width: 178px; }

.students-table .status-badge { white-space: nowrap; }

.table-action-group {
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
}

.table-action-group .btn {
    display: inline-flex !important;
    min-width: 38px;
    width: 38px;
    height: 38px;
    min-height: 38px;
    padding: 0 !important;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.table-action-group .material-icons {
    font-size: 19px;
}

.pager-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    justify-content: space-between;
    margin: 12px 0 18px;
}

.pager-meta {
    color: var(--app-text-secondary);
    font-size: 0.8rem;
    letter-spacing: 0.01em;
}

.pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
}

.pagination li {
    border-radius: 10px;
}

.pagination li a {
    color: var(--app-text-secondary) !important;
}

.pagination li.active {
    background: var(--app-accent) !important;
}

.pagination li.active a {
    color: var(--app-accent-ink) !important;
    font-weight: 700;
}

.pagination li.disabled a {
    color: var(--app-text-tertiary) !important;
}

/* Pie compacto. */
.app-footer {
    flex: 0 0 auto;
    width: 100%;
    margin-top: auto;
    padding: 19px 0 !important;
    border-top: 1px solid var(--app-border) !important;
    background: rgba(255, 255, 255, 0.82) !important;
    color: var(--app-text-tertiary) !important;
    font-size: 0.72rem !important;
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
}

.app-footer .footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.app-footer .footer-links {
    display: flex;
    gap: 16px;
}

.app-footer .footer-brand {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 10px;
}

.app-footer .footer-brand img {
    display: block;
    flex: 0 0 72px;
    width: 72px;
    height: 72px;
    padding: 3px;
    border: 1px solid var(--app-border);
    border-radius: 10px;
    background: #fff;
    object-fit: contain;
}

.app-footer .footer-brand span {
    display: grid;
    min-width: 0;
    gap: 1px;
}

.app-footer .footer-brand strong {
    color: var(--app-text-secondary);
    font-size: 0.68rem;
    letter-spacing: 0.045em;
}

.app-footer .footer-brand small {
    color: var(--app-text-tertiary);
    font-size: 0.68rem;
}

.app-footer .footer-link {
    color: var(--app-text-secondary);
}

.app-footer .footer-link:hover {
    color: var(--app-text);
}

@media (max-width: 1100px) {
    nav .brand-logo {
        max-width: 220px !important;
    }

    nav ul.app-nav-main > li > a {
        padding-inline: 10px;
    }

    nav ul.app-nav-main > li > a .nav-copy {
        display: none;
    }

    nav ul.app-nav-main > li > a i.material-icons {
        margin-right: 0 !important;
    }
}

@media (max-width: 1180px) {
    .students-filter-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 992px) {
    nav ul.app-nav-main {
        display: none !important;
    }

    nav .brand-logo {
        flex: 0 1 auto;
        max-width: calc(100% - 54px) !important;
        margin-right: auto;
    }

    .sidenav-trigger {
        display: inline-flex !important;
        flex: 0 0 44px;
        width: 44px;
        min-height: 44px;
        margin-left: auto !important;
        padding: 0;
    }

    nav .nav-wrapper .container {
        gap: 10px !important;
    }
}

@media (max-width: 600px) {
    main.app-main {
        padding-top: 82px !important;
        padding-bottom: 36px !important;
    }

    .container {
        width: min(100% - 22px, 1480px) !important;
    }

    nav.nav-dark,
    nav.nav-dark .nav-wrapper,
    nav.nav-dark .nav-wrapper > .container {
        height: 60px;
        line-height: 60px;
    }

    nav .brand-logo {
        font-size: 0.71rem !important;
    }

    .brand-symbol {
        width: 84px;
        height: 37px;
        flex-basis: 84px;
    }

    .brand-symbol img {
        top: -7px;
        width: 84px;
        height: 84px;
    }

    .sidenav-trigger {
        line-height: 44px;
    }

    .card .card-content {
        padding: 18px;
    }

    .app-footer .footer-inner,
    .app-footer .footer-links {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
    }

    .file-field.input-field {
        grid-template-columns: minmax(0, 1fr);
    }

    .file-field .btn,
    .file-field .file-path-wrapper {
        width: 100%;
    }

    .students-filter-actions,
    .students-filter-primary,
    .students-filter-actions .btn,
    .page-heading-actions,
    .page-heading-actions .btn {
        width: 100%;
    }

    .pager-wrap {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 360px) {
    nav .brand-copy {
        display: none;
    }
}

@media (max-width: 760px) {
    .students-filter-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 520px) {
    .students-filter-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .page-heading {
        align-items: stretch;
        flex-direction: column;
    }

    .page-heading-copy,
    .page-heading-actions {
        flex-basis: auto;
    }

    .pagination li a {
        padding: 0 8px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}