/*
    Шрифты
 */
@font-face {
    font-family: Roboto;
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url(./fonts/Roboto-Light.ttf) format('truetype');
}
@font-face {
    font-family: Roboto;
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url(./fonts/Roboto-Regular.ttf) format('truetype');
}
@font-face {
    font-family: Roboto;
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url(./fonts/Roboto-Bold.ttf) format('truetype');
}


/*
    Общие переменные
 */
:root {
    /* Шрифты */
    --fs-normal: 14px;
    --fs-small: 12px;
    --fs-large: 18px;
    --fs-xl: 25px;

    /* Размеры */
    --gutter: 20px;
    --height-normal: 40px;
    --height-small: 28px;
    --height-large: 70px;
    --header-height: 100px;
    --header-height-mobile: 70px;
    --checkbox-size: 25px;
    --ident-primary: 32px;
    --ident-secondary: 48px;
}


/*
    Цветовые схемы
 */
[data-theme="dark"] {
    /* Цвета */
    --color-bg-primary: #202024;
    --color-bg-secondary: #5c5d60;
    --color-bg-secondary-op: rgba(92, 93, 96, 0.31);
    --color-bg-dark: #1d232e;
    --color-primary: #c6a900;
    --color-secondary: #fffcc2;
    --color-text-primary: #e2e2e2;
    --color-text-mute: #9c9c9c;
    --color-link: #0EA5E9;
    --color-success-primary: #1b895a;
    --color-success-secondary: #70a591;
    --color-danger-primary: #E02424;
    --color-danger-secondary: #e58a8a;
    --color-danger-secondary-op: rgba(229, 138, 138, 0.67);
    --color-bright-primary: #0EA5E9;
    --color-bright-secondary: #c3ddfd;
    --color-warning: #ff8d14;
    --color-modal-background: rgba(3,3,3, 0.5);
    --color-modal-dialog: var(--color-bg-secondary);

    /* Тени */
    --shadow:
            rgba(0, 0, 0, 0) 0 0 0 0,
            rgba(0, 0, 0, 0) 0 0 0 0,
            rgba(0, 0, 0, 0.1) 0 1px 3px 0,
            rgba(0, 0, 0, 0.1) 0 1px 2px -1px;

}
[data-theme="light"] {
    /* Цвета */
    --color-bg-primary: #eaeaea;
    --color-bg-secondary: #ffffff;
    --color-bg-secondary-op: #F5F5F5CF;
    --color-bg-dark: #383838;
    --color-border: #d0d0d0;
    --color-primary: #d4b701;
    --color-secondary: #7a6600;
    --color-text-primary: #5c5d60;
    --color-text-mute: #9c9c9c;
    --color-link: #0EA5E9;
    --color-success-primary: #1b895a;
    --color-success-secondary: #70a591;
    --color-danger-primary: #E02424;
    --color-danger-secondary: #e58a8a;
    --color-danger-secondary-op: rgba(229, 138, 138, 0.67);
    --color-bright-primary: #0EA5E9;
    --color-bright-secondary: #c3ddfd;
    --color-warning: #ff8d14;
    --color-modal-background: rgba(3,3,3, 0.5);
    --color-modal-dialog: var(--color-bg-primary);

    .header {
        background-color: var(--color-bg-secondary);
    }
    .input__text, .input__text-input, .text__text, .checkbox .checkmark {
        background-color: var(--color-bg-secondary);
        border-color: var(--color-border);
    }
    .checkbox input:checked ~ .checkmark {
        color: var(--color-bg-primary);
    }
    .select .ss-main, .ss-content {
        background-color: var(--color-bg-secondary);
        border-color: var(--color-border);
    }
    .btn.btn-danger {
        color: var(--color-bg-primary);
    }
    .weekday-lessons {
        background-color: var(--color-bg-secondary);
    }
    .calendar__view-month_days {
        --line-color: var(--color-bg-primary);
        background-color: var(--color-bg-secondary);
    }
    .options-divider {
        color: var(--color-bg-primary);
        background-color: var(--color-bg-dark);
    }

    .student-assignment__schedule-wd {
        .wd-line {
            .wd-name {
                text-align: right;
                font-size: var(--fs-small);
                flex-grow: 0;
                min-width: 30px;
            }
            justify-content: start;
        }
    }
}


/*
    Основное
 */
* {
    font-family: Roboto, sans-serif;
    margin: 0;
    padding: 0;
    outline: none;
    box-sizing: border-box;
    color: var(--color-text-primary);
    letter-spacing: .05em;
}
html, body, main {
    /*height: 100%;*/
    background-color: var(--color-bg-primary);
}
button {
    border: none;
    cursor: pointer;
}
a {
    text-decoration: none;
    color: inherit;
    font-size: inherit;
    font-weight: inherit;
    transition: .1s;
}
pre {
    text-wrap: wrap;
}
.hide-all {
    opacity: .5;
}
.hidden {
    display: none;
}
.overflow-hidden {
    overflow: hidden;
}
.scrollbar-measure {
    width: 100px;
    height: 100px;
    overflow: scroll;
    position: absolute;
    top: -9999px;
}
.air-datepicker {
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    box-shadow: 0 0 3px var(--color-bg-secondary);
    --adp-transition-duration: 0 !important;
    --adp-border-color: var(--color-bg-secondary);

    .-focus- {
        color: var(--color-bg-primary);
    }
    .air-datepicker-nav--title:hover {
        color: var(--color-bg-primary);
    }
    .air-datepicker-button:hover span {
        color: var(--color-bg-primary);
    }
    .air-datepicker-cell.-day-.-other-month- {
        color: var(--color-bg-secondary);
    }
    .air-datepicker-cell.-weekend- {
        color: var(--color-danger-secondary);
    }
    .air-datepicker-cell.-weekend-.-selected- {
        color: var(--color-text-primary);
    }

}
.fa-solid {
    color: inherit; font-size: inherit;
}
.link {
    color: var(--color-link);
}
.link-disabled {
    color: var(--color-text-mute);
    cursor: default;
}
.danger {
    color: var(--color-danger-primary);
}
.desktop-only {
    display: block;
}
.mobile-only {
    display: none;
}
.text-center {
    text-align: center
}
.text-left {
    text-align: left
}
.cursor-pointer {
    cursor: pointer;
}
.cursor-help {
    cursor: help;
}
.opacity-50 {
    opacity: .5;
}
.opacity-30 {
    opacity: .3;
}

.test-area {
    display: flex;
    flex-direction: row;
    gap: 24px;
    margin-bottom: 32px;
}

/*
    Классы цветов
 */
.red-color { color: var(--color-danger-secondary); }
.red-bg { background-color: var(--color-danger-secondary); }
.green-color { color: var(--color-success-primary); }
.green-bg { background-color: var(--color-success-primary); }
.light-green-color { color: var(--color-success-secondary); }
.orange-color { color: var(--color-warning); }
.orange-bg { background-color: var(--color-warning); }
.blue-color { color: var(--color-bright-primary); }
.blue-bg { background-color: var(--color-bright-primary); }

/*
    Размеры и отступы
 */
.wide { width: 100%; }
.w-content { width: max-content; }
.w-60px { width: 60px; }
.w-80px { width: 80px; }
.w-100px { width: 100px; }
.w-150px { width: 150px; }
.w-200px { width: 200px; }
.w-250px { width: 250px; }
.w-300px { width: 300px; }
.w-350px { width: 350px; }
.w-400px { width: 400px; }
.w-450px { width: 450px; }
.w-500px { width: 500px; }
.w-550px { width: 550px; }
.h-100px { height: 100px; }
.h-150px { height: 150px; }
.h-200px { height: 200px; }
.h-250px { height: 250px; }
.h-300px { height: 300px; }
.h-350px { height: 350px; }
.h-400px { height: 400px; }
.h-450px { height: 450px; }

.p-top-primary { padding-top: var(--ident-primary); }
.p-top-secondary { padding-top: var(--ident-secondary); }
.m-top-primary { margin-top: var(--ident-primary); }
.m-top-secondary { margin-top: var(--ident-secondary); }
.flex-1 { flex: 1; }
.gap-min { gap: 16px !important; }
.space-between { justify-content: space-between; }

@media screen and (max-width: 1600px) {
    :root {
        --gutter: 150px;
    }
}
@media screen and (max-width: 1200px) {
    :root {
        --gutter: 50px;
    }
}
@media screen and (max-width: 1024px) {
    :root {
        --gutter: 0;
    }
    .desktop-only {
        display: none
    }
    .mobile-only {
        display: block;
    }
    .mobile-wide {
        width: 100%;
    }
}


/*
    Основной шаблон
 */
.main-layout {
    display: flex;
    flex-direction: row;
    gap: 24px;
    padding: 16px;
}
.main-layout__sidebar {}
.main-layout__content {
    flex: 1;
}
@media screen and (max-width: 1024px) {
    .main-layout__sidebar {
        display: none;
    }
}

/*
    Область контента
 */
.container-page {
    margin-top: var(--header-height);
    background-color: var(--color-bg-primary);
    /*min-height: calc(100vh - var(--header-height));*/
}
@media screen and (max-width: 1024px) {
    .container-page {
        padding: 0;
        margin-top: var(--header-height-mobile);
    }
}


/*
    Страница с данными
 */
.page {
    padding: 24px var(--gutter);
}
.page-header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.page-title {
    font-size: var(--fs-large);
    color: var(--color-primary);
}
.page-title-line {
    width: 200px;
    height: 2px;
    background-color: var(--color-primary);
    margin: 16px 0;
}
.page-content {
    background-color: var(--color-text-primary);
    border-radius: 10px;
    padding: 24px;
}
.page-content a {
    text-decoration: underline;
    color: var(--color-link);
}
.page-content p {
    margin-bottom: var(--ident-primary);
}
.page-content p strong {
    display: block;
    margin-bottom: 8px;
}
.page-content p span {
    display: block;
    padding: 4px 0 4px 16px;
}
.page-content p span:before {
    content: "—";
    padding-right: 4px;
}
.page-content br {
    margin-bottom: 12px;
}
.page-content .page-cover {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-bottom: 24px;
}
.page-content .page-cover img {
    max-width: 100%;
    height: 200px;
}
.page-content .page-footer {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    font-size: var(--fs-normal);
    color: var(--color-text-mute);
}
@media screen and (max-width: 1024px) {
    .page {
        padding: 16px 10px;
    }
    .page-title {
        font-size: var(--fs-large);
    }
}


/*
    Индикатор прогресса (спиннер)
 */
.loader {
    position: fixed;
    left: 12px;
    top: 23px;
    width: 56px;
    height: 56px;
    border: 5px solid var(--color-primary);
    border-bottom-color: transparent;
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    animation: loader-rotation 1s linear infinite;
    z-index: 10;
}
@keyframes loader-rotation {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}
@media screen and (max-width: 1024px) {
    .loader {
        top: 5px;
        left: 1px;
    }
}


/*
    Кнопки
 */
.btn {
    font-size: var(--fs-normal);
    border-width: 1px;
    border-radius: 5px;
    height: var(--height-normal);
    padding: 0 15px;
    transition: .1s;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 6px;
}
.btn[disabled] {
    opacity: 0.5;
    pointer-events: none;
}
.btn span {
    color: inherit;
}

.btn.btn-lg {
    font-size: var(--fs-large);
    height: var(--height-large);
    font-weight: bold;
    padding: 0 32px;
}
.btn.btn-sm {
    font-size: var(--fs-small);
    height: var(--height-small);
}

.btn.btn-primary {
    color: var(--color-bg-primary);
    background-color: var(--color-primary);
    border: 1px solid var(--color-primary);
}
.btn.btn-primary:hover {
    color: var(--color-primary);
    background-color: var(--color-secondary);
    border: 1px solid var(--color-primary);
}
.btn.btn-primary-outline {
    color: var(--color-primary);
    background-color: transparent;
    border: 1px solid var(--color-primary);
}
.btn.btn-primary-outline:hover {
    color: var(--color-text-primary);
    background-color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn.btn-secondary {
    color: var(--color-primary);
    background-color: var(--color-secondary);
    border: 1px solid var(--color-secondary);
}
.btn.btn-secondary:hover {
    color: var(--color-primary);
    background-color: var(--color-secondary);
    border: 1px solid var(--color-primary);
}
.btn.btn-secondary-outline {
    color: var(--color-secondary);
    background-color: transparent;
    border: 1px solid var(--color-secondary);
}
.btn.btn-secondary-outline:hover {
    color: var(--color-primary);
    background-color: var(--color-secondary);
    border: 1px solid var(--color-secondary);
}

.btn.btn-bright {
    color: var(--color-text-primary);
    background-color: var(--color-bright-primary);
    border: 1px solid var(--color-bright-primary);
}
.btn.btn-bright:hover {
    color: var(--color-bright-primary);
    background-color: var(--color-secondary);
    border: 1px solid var(--color-bright-primary);
}
.btn.btn-bright-outline {
    color: var(--color-bright-primary);
    background-color: transparent;
    border: 1px solid var(--color-bright-primary);
}
.btn.btn-bright-outline:hover {
    color: var(--color-text-primary);
    background-color: var(--color-bright-primary);
    border: 1px solid var(--color-bright-primary);
}

.btn.btn-danger {
    color: var(--color-text-primary);
    background-color: var(--color-danger-primary);
    border: 1px solid var(--color-danger-primary);
}
.btn.btn-danger:hover {
    background-color: var(--color-danger-secondary);
    border: 1px solid var(--color-danger-secondary);
}
.btn.btn-danger-outline {
    color: var(--color-danger-primary);
    background-color: transparent;
    border: 1px solid var(--color-danger-primary);
}
.btn.btn-danger-outline:hover {
    color: var(--color-text-primary);
    background-color: var(--color-danger-primary);
    border: 1px solid var(--color-danger-primary);
}

.btn.btn-transparent {
    color: var(--color-text-mute);
    background-color: transparent;
    border: 1px solid transparent;
}
.btn.btn-transparent:hover {
    background-color: var(--color-bg-secondary-op);
    border: 1px solid transparent;
}

.btn.btn-light {
    border: 1px solid transparent;
    background-color: var(--color-bg-secondary-op);
    color: var(--color-secondary);
}
.btn.btn-light:hover {
    background-color: var(--color-bg-secondary);
}



/*
    Поле ввода
 */
.input {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.input.input-auto .input__text-input {
    height: auto; padding: 0;
}

.input.input-sm .input__text {
    height: var(--height-small);
}
.input.input-sm .input__text-input {
    font-size: var(--fs-small);
}

.input.input-lg .input__text {
    height: var(--height-large);
}
.input.input-lg .input__text-input {
    font-size: var(--fs-large);
}

.input__counter {
    font-size: var(--fs-small);
    color: var(--color-text-mute);
}
.input__counter span {
    color: inherit;
}

.input__text {
    display: flex;
    flex-direction: row;
    font-size: var(--fs-normal);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-bg-secondary);
    border-radius: 5px;
    align-items: center;
}
.input__text--error {
    border: 1px solid var(--color-danger-primary);
    box-shadow: 0 0 3px var(--color-danger-primary);
}
.input__text-input {
    border: none;
    height: var(--height-normal);
    font-size: var(--fs-normal);
    flex-grow: 1;
    /*border-radius: 5px 0 0 5px;*/
    border-radius: 5px;
    background-color: transparent;
    color: var(--color-text-primary);
    padding: 5px 15px;
}
.input__text-input--no-icon {
    padding-left: 0;
}
.input__text-icon, .input__text-password-icon {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 40px;
    color: var(--color-text-primary);
}
.input__text-password-icon {
    color: var(--color-text-mute);
    cursor: pointer;
}


/*
    Поле ввода (многострочное)
 */
.text {
    display: flex;
    flex-direction: column;
    gap: 5px;
    justify-content: space-between
}
.text__counter {
    font-size: var(--fs-small);
    color: var(--color-text-mute);
}
.text__counter span {
    color: inherit;
}
.text__text {
    font-size: var(--fs-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-bg-secondary);
    border-radius: 5px;
    padding: 10px 15px;
    resize: none;
    flex-grow: 1;
}
.text__text--error {
    border: 1px solid var(--color-danger-primary);
    box-shadow: 0 0 3px var(--color-danger-primary);
}


/*
    Выпадающий список
 */
.select {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.select .ss-main {
    height: var(--height-normal);
    border-color: var(--color-bg-secondary);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
}
.select .ss-main:focus {
    box-shadow: none;
}
.select .ss-main .ss-values {
    padding-left: 5px;
    font-size: var(--fs-normal);
    color: var(--color-text-primary);
}
.select--error {
    border: 1px solid var(--color-danger-primary) !important;
    box-shadow: 0 0 3px var(--color-danger-primary);
}
.ss-content {
    color: var(--color-text-primary);
    border-color: var(--color-bg-secondary);
    background-color: var(--color-bg-primary);
    transition: none;
}
.ss-content .ss-search input {
    background-color: transparent;
    border-color: var(--color-bg-secondary);
}
.ss-content .ss-search input:focus {
    box-shadow: none;
}
.ss-content .ss-list .ss-option {
    font-size: var(--fs-normal);
    color: var(--color-text-primary) !important;
    padding: 6px 8px;
}
.ss-content .ss-list .ss-option.ss-highlighted, .ss-content .ss-list .ss-option:not(.ss-disabled).ss-selected {
    background-color: var(--color-primary);
    color: var(--color-bg-primary) !important;
}
.ss-content .ss-list .ss-option:hover {
    background-color: var(--color-primary);
}

.select.select-sm .ss-main {
    height: var(--height-small);
}
.select.select-sm .ss-main {
    font-size: var(--fs-small);
}
.select.select-lg .ss-main {
    height: var(--height-large);
}
.select.select-lg .ss-main {
    font-size: var(--fs-large);
}


/*
    Чекбокс
 */
.checkbox {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    position: relative;
    cursor: pointer;
    font-size: var(--fs-normal);
    user-select: none;
    width: max-content;
}
.checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}
.checkbox[disabled=true] {
    pointer-events: none;
}
.checkbox input[disabled] {
    pointer-events: none;
}
.checkbox .checkmark {
    height: var(--checkbox-size);
    width: var(--checkbox-size);
    min-width: var(--checkbox-size);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-bg-secondary);
    border-radius: 5px;
    color: var(--color-text-primary);
    font-size: var(--fs-large);
    align-items: center;
    justify-content: center;
    display: flex;
}
.checkbox input:checked ~ .checkmark {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}
.checkbox .checkmark i {
    display: none;
}
.checkbox input:checked ~ .checkmark i {
    display: block;
}


/*
    Закладки
 */
.tabs {
    display: flex;
    flex-direction: row;
    justify-content: start;
    position: relative;
    height: fit-content;
    flex-wrap: wrap;
}
.tabs-tab {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 8px;
    align-items: center;
    height: 100%;
    padding: 12px 16px;
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
    border: 1px solid transparent;
    color: var(--color-text-mute);
    cursor: pointer;
    font-size: var(--fs-normal);
    transition: .1s;
}
.tabs-tab:hover {
    background-color: var(--color-bg-secondary-op);
}
.tabs-tab.active {
    border: 1px solid var(--color-bg-secondary);
    background-color: var(--color-bg-secondary);
    color: var(--color-secondary);
    z-index: 2;
    cursor: default;
}
.tabs.no_line {
    .tabs-line {
        display: none;
    }
    .tabs-tab {
        border-radius: 4px !important;
    }
}
.tabs-line {
    width: 100%;
    height: 2px;
    background-color: var(--color-bg-secondary);
    position: absolute;
    bottom: 0;
    z-index: 1;
}
.tabs.tabs-sm {
    .tabs-tab {
        padding: 8px 12px;
        font-size: var(--fs-small);
    }
}
.tabs.tabs-lg {
    .tabs-tab {
        padding: 12px 16px;
        font-size: var(--fs-large);
    }
}


/*
    Селектор цветов
 */
.huebee__cursor { width: 20px; }
.huebee__close-button { display: none; }
.huebee__container {
    border-radius: 0 0 10px 10px;
    background-color: #fff;
    border-color: #86b7fe;
    outline: 0;
    box-shadow: var(--shadow);
}


/*
    Требования к паролю
 */
.password-requirements {
    font-size: var(--fs-normal);
    ul {
        padding-left: 0;
        list-style-type: none;
    }
    ul li i {
        color: inherit;
    }
}


/*
    Сайдбар
 */
.sidebar {
    display: flex;
    flex-direction: column;
    width: 100%;
}
.sidebar-menu__item {
    color: var(--color-secondary);
    padding: 16px;
    border-radius: 4px;
    transition-duration: .1s;
    i {
        width: 24px;
    }
}
.sidebar-menu__item:hover {
    color: var(--color-secondary);
    background-color: var(--color-bg-secondary-op);
}
.sidebar-menu__item.active {
    color: var(--color-secondary);
    background-color: var(--color-bg-secondary);
}
.sidebar-menu__divider {
    padding-top: 8px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--color-bg-secondary);
}
.sidebar-menu__theme-switcher_container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    padding-top: 24px;
}
@media screen and (max-width: 1024px) {
    .sidebar-menu__item {
        padding: 12px;
    }
    .sidebar-menu__divider {
        display: none;
    }
}


/*
    Компонент переключателя цветовой темы
 */
.theme-switcher {
    display: flex;
    flex-direction: row;
    padding: 4px 2px;
    border: 2px solid var(--color-primary);
    border-radius: calc(var(--height-small) / 2);
    background-color: transparent;
    cursor: pointer;
    justify-content: space-between;
    align-items: center;
    height: var(--height-small);
    width: 60px;
    transition: .3s;
}
.theme-switcher.revert {
    flex-direction: row-reverse;
}
.theme-switcher__selector {
    --size: calc(var(--height-small) - 6px);
    width: var(--size);
    min-width: var(--size);
    height: var(--size);
    min-height: var(--size);
    border-radius: 50%;
    background-color: var(--color-primary);
    color: var(--color-bg-dark);
    display: flex;
    justify-content: center;
    align-items: center;
}
.theme-switcher__text {
    user-select: none;
    flex-grow: 1;
    text-align: center;
    i {
        color: var(--color-secondary);
        font-size: var(--fs-normal);
    }
}


/*
    Элементы формы
 */
.form {
    display: flex;
    flex-direction: column;
    gap: 24px;
    text-align: left !important;
}
.form-alert {
    border: none;
    box-shadow: var(--shadow);
    background-color: var(--color-bg-secondary);
    border-radius: 10px;
    padding: 32px;
    font-size: var(--fs-large);
    text-align: center;
}
.form-alert p {
    color: inherit;
    padding-bottom: 16px;
}
.form-alert.error, .form-alert .error {
    color: var(--color-danger-primary);
}
.form-alert.success, .form-alert .success {
    color: var(--color-success-primary);
}
.form-alert .title {
    font-size: var(--fs-xl);
    padding-bottom: 16px;
}
.form-alert .hint {
    padding-top: 16px;
    font-size: var(--fs-small);
    color: var(--color-text-mute);
}
.form-row, .form-row-fixed {
    display: flex;
    flex-direction: row;
    gap: 24px;
}
.form-row.center {
    justify-content: center;
    align-items: center;
}
.form-row.vcenter {
    align-items: center;
}
.form-row.hcenter {
    justify-content: center;
}
.form-control {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.form-control label {
    color: var(--color-text-mute);
    font-weight: bold;
}
.form-control__text {
    padding-top: 8px;
}
.form-control.required label:after {
    color: var(--color-danger-primary);
    padding-left: 4px;
    content: "*";
}
.form-control .hint {
    font-size: var(--fs-small);
    color: var(--color-text-mute);
}
.form-control .warning {
    font-size: var(--fs-small);
    color: var(--color-warning);
}
@media screen and (max-width: 1024px) {
    .form-row {
        flex-direction: column;
        gap: 24px;
    }
    .form-row-fixed {
        justify-content: space-between;
        width: 100%;
        gap: 12px;
        * {
            flex: 1;
        }
    }
}


/*
    Модальные диалоги и прогресс-бары
 */
.modal-background {
    background-color: var(--color-modal-background);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 11;
    display: flex;
    justify-content: center;
    align-items: center;
}
.modal-dialog {
    background: var(--color-modal-dialog);
    margin: 0 10px;
    max-width: 95%;
    min-width: 320px;
    max-height: 100%;
    border-radius: 10px;
    overflow: auto;
}
.modal-dialog.second {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-bg-secondary);
}
.modal-body {
    padding: 30px;
    text-align: center;
}
.modal-title {
    margin-bottom: 30px;
    font-size: var(--fs-large);
}
.modal-text {
    font-size: var(--fs-normal);
}
.modal-text p {
    padding-bottom: 8px;
}
.modal-body-form {
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    overflow-x: hidden;
}
.modal-footer {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: center;
    gap: 16px;
    padding: 0 24px 16px 24px;
}
.modal-footer button {
    min-width: 100px;
}
.modal-footer:focus {
    outline: none;
}
@media screen and (max-width: 768px) {
    .modal-dialog {
        width: 100%;
        margin: 0;
        max-width: 100%;
        border-radius: 0;
    }
}

.progress-body .loader {
    position: relative;
    left: 0;
    top: 0;
}
.progress-body {
    padding: 32px;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 32px;
    align-items: center;
    justify-content: center;
}
.progress-title {
    color: var(--color-secondary);
}

.fade-enter-active,
.fade-leave-active {
    transition: 0.1s ease-in;
}
.fade-enter-from, .fade-leave-to {
    opacity: 0;
}


/*
    Списки, пейджер для списков
 */
.grid-empty {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    text-align: center;
    gap: 32px;
    border-radius: 10px;
    background-color: var(--color-bg-secondary-op);
    padding: 32px;
    color: var(--color-text-mute);
    font-size: var(--fs-large);
    box-shadow: var(--shadow);
    flex: 1;
}
.grid-actions {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 12px;
    font-size: var(--fs-xl);
}
.pager {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.pager-actions { }
.pager-items {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 8px;
    flex-grow: 1;
}
.pager-info {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    color: var(--color-text-mute);
}
.pager-footer {
    display: flex;
    flex-direction: row;
    align-items: center;
    color: var(--color-text-mute);
}
@media screen and (max-width: 1024px) {
    .pager-actions, .pager-footer {
        display: none;
    }
}


/*
    Заголовок
 */
.header {
    background-color: var(--color-bg-dark);
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--header-height);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--gutter);
    gap: 40px;
    border-bottom: 1px solid var(--color-primary);
    z-index: 10;
}
.header-logo {
    display: flex;
    flex-direction: row;
    gap: 16px;
}
.header-logo__img {
    width: 40px;
    height: 40px;
}
.header-logo__text {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: var(--color-primary);
}
.header-logo__text-large {
    letter-spacing: 3px;
    font-size: 20px;
    font-weight: bold;
    color: var(--color-primary);
}
.header-logo__text-small {
    font-size: 12px;
    color: var(--color-primary);
}
.header-menu {
    flex-grow: 1;
    display: flex;
    flex-direction: row;
    justify-content: end;
    gap: 32px;
}
.header-menu__item {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
}
.header-menu__item a {
    font-weight: bold;
    text-align: center;
}
.header-menu__item a:hover {
    color: var(--color-primary);
}
.header-menu__item-button {
    border-radius: 50%;
    min-width: var(--height-normal);
    min-height: var(--height-normal);
    background-color: var(--color-secondary);
    color: var(--color-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    cursor: pointer;
}
.header-menu__item-profile {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    border-radius: 10px;
    background-color: var(--color-secondary);
    color: var(--color-primary);
    height: 40px;
    padding: 0 16px;
}
.header-menu__item-profile__text {
    color: inherit;
}
.header-menu__item-profile__balance {
    color: inherit;
    font-weight: normal;
}
.header-menu__item-logout {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    height: 40px;
    padding: 0 16px;
    color: var(--color-primary);
}
.header-menu__item-logout:hover {
    color: var(--color-secondary) !important;
}
.header-menu-button {
    position: fixed;
    right: 8px;
    top: 10px;
    display: none;
    z-index: 1;
}
.header-menu__item.mobile-only {
    display: none;
}
@media screen and (max-width: 1024px){
    .header {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
        padding: 10px;
        height: var(--header-height-mobile);
    }
    .header-logo {
        gap: 12px;
    }
    .header-menu {
        display: none;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        position: fixed;
        left: 0;
        top: 0;
        right: 0;
        bottom: 0;
        background-color: var(--color-bg-primary);
        padding: 10px;
        gap: 24px;
        font-size: var(--fs-large);
    }
    .header-menu.opened {
        display: flex;
        overflow: auto;
    }
    .header-search {
        width: 100%;
    }
    .header-menu-button {
        display: block;
        top: 10px;
    }
    .header-menu__item {
        flex-direction: column;
        gap: 24px;
        a {
            text-align: left;
        }
    }
    .header-menu__item.mobile-only {
        display: flex;
    }
    .header-menu__item.desktop-only {
        display: none;
    }
}


/*
    Подвал
 */
.footer {
    display: flex;
    flex-direction: row;
    margin-top: 24px;
    border-top: 1px solid var(--color-bg-secondary);
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 24px 0;
    font-size: var(--fs-normal);
    color: var(--color-text-mute);
}
@media screen and (max-width: 1024px) {
    .footer {
        padding: 10px;
    }
}


/*
    Страница "Авторизация"
 */
.rlr-form-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 64px;
}
.rlr-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 500px;
    width: 500px;
}
.rlr-form__title {
    font-size: var(--fs-xl);
    font-weight: bold;
    text-align: center;
}
.rlr-form__buttons {
    padding-top: 32px;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 32px;
}
@media screen and (max-width: 1024px) {
    .rlr-form-container {
        padding: 0;
    }
    .rlr-form {
        width: 100%;
    }
}


/*
    Параметры конфигурации/настройки
 */
.options {

}
.options-divider {
    border-radius: 5px;
    background-color: var(--color-bg-secondary);
    padding: 8px;
    font-size: var(--fs-large);
    margin: 48px 0 12px 0;
}
.options-divider.suppress-margin {
    margin-top: 0;
}
.options-divider-thin {
    border-bottom: 1px solid var(--color-bg-secondary);
    height: 1px;
}
.options-option {
    margin-bottom: 12px;
}


/*
    Календарь с расписанием
 */
.calendar {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 24px;
}
.calendar__header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    gap: 8px;
    .calendar__header-col {
        display: flex;
        flex-direction: row;
        align-items: center;
    }
    .calendar__header-start {
        justify-content: start;
        width: 320px;
    }
    .calendar__header-center {
        justify-content: center;
    }
    .calendar__header-end {
        justify-content: end;
        width: 320px;
    }
}
.calendar__content {
    display: flex;
    justify-content: center;
    align-items: center;
}
.calendar__current-switcher {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 4px;
}
.calendar__current-switcher__text {
    width: 150px;
    text-align: center;
}
.calendar__current-switcher__text {
    width: 230px;
    text-align: center;
}
.calendar__view-container {
    display: flex;
    flex-direction: row;
    gap: 8px;
    width: 100%;
}
.calendar__view-weekday {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-bg-secondary);
    border-radius: 5px;
    flex: 1;
    min-width: 210px;
}
.calendar__view-weekday.today {
    box-shadow: 0 0 3px 3px var(--color-secondary);
}
.calendar__action-tabs {
    min-height: 60px;
}
.calendar__action-tab {
    max-width: 400px;
    text-align: center;
}
.calendar__action-tab__group {
    display: flex;
    flex-direction: row;
    gap: 16px;
    justify-content: center;
    align-items: center;
}
.weekday-header {
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid var(--color-bg-secondary);
    height: 32px;
    background-color: var(--color-bg-secondary-op);
}
.weekday-header.weekend {
    background-color: var(--color-danger-secondary-op);
}
.weekday-lessons {
    display: flex;
    flex-direction: column;
    justify-content: start;
    align-items: center;
    padding: 8px;
    gap: 8px;
    flex: 1;
}
.no-lessons {
    color: var(--color-text-mute);
    font-size: var(--fs-normal);
}
.weekday-lesson {
    position: relative;
    display: flex;
    flex-direction: column;
    font-size: var(--fs-small);
    background-color: var(--color-bg-secondary-op);
    border-radius: 5px;
    padding: 8px 8px 8px 16px;
    overflow: clip;
    width: 100%;
}
.weekday-lesson__time {
    padding-bottom: 8px;
    span {
        background-color: var(--color-bg-secondary);
        padding: 2px 4px;
        border-radius: 5px;
        font-size: var(--fs-normal);
        font-weight: bold;
    }
}
.weekday-lesson__about-subject{
    font-size: var(--fs-normal);
    font-weight: bold;
    padding: 4px 0;
}
.weekday-lesson__about-teacher {
    padding: 4px 0;
    color: var(--color-text-mute);
    cursor: help;
}
.weekday-lesson__about-student_or_group {
    padding: 4px 0;
    color: var(--color-text-mute);
    cursor: help;
}
.weekday-lesson__about-note {
    padding-top: 12px;
    color: var(--color-text-mute);
    .note_button {
        cursor: pointer;
        text-decoration: underline;
    }
    hr {
        color: var(--color-bg-secondary-op);
        margin: 4px 0;
        height: 1px;
    }
}
.weekday-lesson__left_marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 8px;
    height: 100%;
}
.weekday-lesson__status {
    position: absolute;
    top: 4px;
    right: 4px;
}
.weekday-lesson__status > i {
    font-size: var(--fs-large);
    padding: 4px;
}
.calendar__view-month_days {
    --gap: 2px;
    --line-offset: calc(var(--gap) / 2);
    --line-thickness: 1px;
    --line-color: var(--color-bg-secondary);

    display: grid;
    grid-template-columns: repeat(7, 1fr);
    width: 100%;
    gap: var(--gap);
    overflow: hidden;
    border: var(--line-thickness) solid var(--line-color);
    border-radius: 5px;
}
.calendar__view-monthday {
    position: relative;
    display: flex;
    flex-direction: column;
}
.calendar__view-monthday::before, .calendar__view-monthday::after {
    content: '';
    position: absolute;
    background-color: var(--line-color);
    z-index: 1;
}
.calendar__view-monthday::after {
    inline-size: 100vw;
    block-size: var(--line-thickness);
    inset-inline-start: 0;
    inset-block-start: calc(var(--line-offset) * -1);
}
.calendar__view-monthday::before {
   inline-size: var(--line-thickness);
   block-size: 100vh;
   inset-inline-start: calc(var(--line-offset) * -1);
}
.calendar__view-monthday.today {
    box-shadow: inset 0 0 2px 2px var(--color-secondary);
}
.monthday-header {
    display: flex;
    flex-direction: row;
    justify-content: start;
    align-items: center;
    width: 100%;
    font-size: var(--fs-normal);
    padding: 4px;
}
.monthday-header.weekend {
    color: var(--color-danger-secondary-op);
}
.monthday-lessons {
    display: flex;
    flex-direction: column;
    justify-content: start;
    align-items: center;
    padding: 4px;
    gap: 4px;
    flex: 1;
}
.monthday-lesson {
    position: relative;
    display: flex;
    flex-direction: column;
    font-size: var(--fs-small);
    background-color: var(--color-bg-secondary-op);
    border-radius: 5px;
    padding: 4px 4px 4px 16px;
    overflow: clip;
    width: 100%;
}
.monthday-lesson__row {
    display: flex;
    flex-direction: row;
    gap: 8px;
}
.monthday-lesson__time {
    font-size: var(--fs-normal);
    font-weight: bold;
}
.monthday-lesson__subject {
    display: flex;
    flex-direction: row;
    align-items: center;
    overflow-wrap: anywhere;
}
.monthday-lesson__left_marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 8px;
    height: 100%;
}
.monthday-hovering:hover {
    background-color: var(--color-bg-secondary-op);
    transition: .1s;
}
.monthday-hatching {
    background: linear-gradient(45deg, rgba(0, 0, 0, 0) 49.9%, var(--color-bg-secondary) 49.9%, var(--color-bg-secondary) 60%, rgba(0, 0, 0, 0) 60%)
    fixed,
    linear-gradient(45deg, var(--color-bg-secondary) 10%, rgba(0, 0, 0, 0) 10%)
    fixed;
    background-size: 0.5em 0.5em
}
@media screen and (max-width: 1024px) {
    .calendar .calendar__header {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        .calendar__header-start, .calendar__header-end {
            justify-content: center;
        }
    }
    .calendar .monthday-lesson__subject {
        display: none;
    }
    .calendar__view-container {
        flex-direction: column;
    }
}

/*
    Списки (общее)
 */
.common-grid {
    flex: 1;
}
.common-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.common-pager {
    margin-top: 24px;
}
.row {
    display: flex;
    flex-direction: row;
    background-color: var(--color-bg-secondary);
    box-shadow: var(--shadow);
    width: 100%;
    height: auto;
    border-radius: 10px;
    padding: 15px;
    gap: 24px;
    cursor: pointer;
}
.row.no-pointer {
    cursor: default;
}
.column {
    display: flex;
    flex-direction: column;
}
.column .title {
    font-size: var(--fs-small);
    color: var(--color-text-mute);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin-bottom: 4px;
}
.column .content {
    font-size: var(--fs-normal);
    color: var(--color-text-primary);
    display: flex;
    justify-content: flex-start;
    align-items: center;

    .muted {
        color: var(--color-text-mute);
    }

    .small {
        font-size: var(--fs-small);
    }
}
.column .content.vertical {
    flex-direction: column;
    align-items: start;
    gap: 4px;
}
.column.start > div {
    justify-content: flex-start;
}
.column.end > div {
    justify-content: flex-end;
}
.column.center > div {
    justify-content: center;
}
@media screen and (max-width: 1024px) {
    .row {
        flex-direction: column;
        height: auto;
    }
    .column-title, .column-content {
        justify-content: start !important;
    }
}


/*
    Компонент "Расписание"
 */
.schedule-brief {
    display: flex;
    flex-direction: row;
    gap: 2px;
    i {
        font-size: var(--fs-normal);
        color: transparent;
        border: 1px solid var(--color-primary);
        border-radius: 4px;
        padding: 2px;
    }
    .fa-check {
        color: var(--color-primary);
    }
    .day-name {
        font-size: var(--fs-small);
        color: var(--color-primary);
    }

}


/*
    Список "Группы"
 */
.group-column__id {
    min-width: 50px;
}
.group-column__title {
    flex: 1;
    min-width: 150px;
}
.group-column__subject {
    min-width: 200px;
}
.group-column__teacher {
    width: 150px;
}
.group-column__range {
    width: 200px;
}
.group-column__schedule {
    width: 200px;
}
.group-column__lesson_duration {
    width: 80px;
}
.group-column__student_price {
    width: 120px;
}
.group-column__teacher_rate {
    width: 120px;
}
.group-column__actions {
    display: flex;
    justify-content: center;
    align-items: center;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}


/*
    Список "Учителя"    
 */
.teacher-column__id {
    min-width: 50px;
}
.teacher-column__fio {
    flex: 1;
}
.teacher-column__email {
    width: 200px;
}
.teacher-column__phone {
    width: 150px;
}
.teacher-column__salary {
    width: 150px;
}
.teacher-column__color {
    min-width: 80px;
    .content > div {
        width: var(--fs-large);
        height: var(--fs-large);
        border-radius: 4px;
        border: 1px solid var(--color-bg-secondary);
    }
}
.teacher-column__status {
    .content {
        color: var(--color-primary);
        i {
            font-size: var(--fs-large);
        }
    }
}
.teacher-column__actions {
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 100px;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}

.teacher-quality__list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.teacher-quality-column__subject {
    width: 30%;
}
.teacher-quality-column__level {
    width: 30%;
}
.teacher-quality-column__rate {
    flex: 1;
}
.teacher-quality-column__actions {
    display: flex;
    justify-content: center;
    align-items: center;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}
@media screen and (max-width: 1024px) {
    .teacher-column__status, .teacher-column__color {
        .title, .content {
            justify-content: start !important;
        }
    }
}


/*
    Список "Назначение учеников" (индивидуальные)
 */
.student-assignment__list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.student-appointment-column__student {
    min-width: 200px;
    width: 20%;
}
.student-appointment-column__subject {
    min-width: 200px;
    width: 20%;
}
.student-appointment-column__range {
    width: 200px;
}
.student-appointment-column__schedule {
    width: 200px;
}
.student-appointment-column__student_price {
    width: 150px;
}
.student-appointment-column__teacher_rate {
    flex: 1;
}
.student-appointment-column__actions {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}
.student-assignment__schedule-wd {
    display: flex;
    flex-direction: column;
    gap: 8px;
    .wd-line {
        display: flex;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 4px;
        .wd-name {
            flex: 1;
            text-align: right;
            font-size: var(--fs-small);
        }
        .wd-time {
            display: flex;
            flex-direction: row;
            align-items: center;
            gap: 4px;
        }
        .wd-reset {
            color: var(--color-danger-secondary);
            font-size: var(--fs-large);
            cursor: pointer;
        }
    }
}


/*
    Список "Назначение групп"
 */
.group-assignment__list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.group-appointment-column__group {
    min-width: 200px;
    width: 20%;
}
.group-appointment-column__subject {
    min-width: 200px;
    width: 20%;
}
.group-appointment-column__range {
    width: 200px;
}
.group-appointment-column__schedule {
    width: 200px;
}
.group-appointment-column__student_default_price {
    width: 150px;
}
.group-appointment-column__teacher_rate {
    flex: 1;
}
.group-appointment-column__actions {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}


/*
    Список "Ученики"
 */
.student-column__id {
    min-width: 50px;
}
.student-column__fio {
    flex: 1;
}
.student-column__email {
    width: 200px;
}
.student-column__phone {
    width: 150px;
}
.student-column__balance {
    width: 150px;
}
.student-column__gender {
    min-width: 50px;
}
.student-column__status {
    width: 100px;
}
.student-column__actions {
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 100px;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}
@media screen and (max-width: 1024px) {
    .student-column__gender, .student-column__status {
        .title, .content {
            justify-content: start !important;
        }
    }
}


/*
    Список "Назначение учеников" (групповые)
 */
.student-group-assignment__list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.student-group-appointment-column__student {
    flex: 1;
}
.student-group-appointment-column__actions {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}


/*
    Список "Пробные уроки"
 */
.trial-assignment__list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.trial-appointment-column__scheduled_at {
    width: 200px;
}
.trial-appointment-column__lesson_duration {
    width: 200px;
}
.trial-appointment-column__note {
    flex: 1;
}
.trial-appointment-column__actions {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}
.homework-note__text {
    textarea {
        height: 200px;
    }
}


/*
    Список "Платежи"
 */
.payment-column__id {
    min-width: 50px;
}
.payment-column__type {
    min-width: 150px;
}
.payment-column__date {
    min-width: 150px;
}
.payment-column__user_info {
    min-width: 250px;
}
.payment-column__amount {
    width: 150px;
}
.payment-column__comment {
    flex: 1;
}
.payment-column__status {
    width: 200px;
}


/*
    Список "Admins"
 */
.admin-column__id {
    min-width: 50px;
}
.admin-column__fio {
    flex: 1;
}
.admin-column__email {
    width: 200px;
}
.admin-column__phone {
    width: 150px;
}
.admin-column__status {
    .content {
        color: var(--color-primary);
        i {
            font-size: var(--fs-large);
        }
    }
}
.admin-column__actions {
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 100px;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}
@media screen and (max-width: 1024px) {
    .admin-column__status {
        .title, .content {
            justify-content: start !important;
        }
    }
}

/*
    Список "Subjects"
 */
.subject-column__id {
    min-width: 50px;
}
.subject-column__name {
    flex: 1;
}
.subject-column__color {
    min-width: 80px;
    .content > div {
        width: var(--fs-large);
        height: var(--fs-large);
        border-radius: 4px;
        border: 1px solid var(--color-bg-secondary);
    }
}
.subject-column__seq {
    min-width: 80px;
}
.subject-column__actions {
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 100px;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}
@media screen and (max-width: 1024px) {
    .subject-column__seq, .subject-column__color {
        .title, .content {
            justify-content: start !important;
        }
    }
}


/*
    Список "Levels"
 */
.level-column__id {
    min-width: 50px;
}
.level-column__name {
    flex: 1;
}
.level-column__seq {
    min-width: 80px;
}
.level-column__actions {
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 100px;
    .action {
        display: flex;
        justify-content: center;
        align-items: center;
        width: var(--height-normal);
        height: var(--height-normal);
        font-size: var(--fs-xl);
        color: var(--color-danger-secondary);
        border-radius: 4px;
        transition: .1s;
    }
    .action:hover {
        color: var(--color-danger-primary);
        background-color: var(--color-bg-primary);
    }
}
@media screen and (max-width: 1024px) {
    .level-column__seq {
        .title, .content {
            justify-content: start !important;
        }
    }
}


/*
    Список "Templates"
 */
.template-column__id {
    min-width: 50px;
}
.template-column__code {
    min-width: 200px;
}
.template-column__name {
    flex: 1;
}
.template-column__active {
    .content {
        color: var(--color-primary);
        i {
            font-size: var(--fs-large);
        }
    }
}
@media screen and (max-width: 1024px) {
    .template-column__active {
        .title, .content {
            justify-content: start !important;
        }
    }
}



/*
    Список "Notifications"
 */
.notif-column__id {
    min-width: 50px;
}
.notif-column__type{
    min-width: 50px;
}
.notif-column__created {
    max-width: 100px;
}
.notif-column__sent {
    max-width: 100px;
}
.notif-column__recipient {
    min-width: 200px;
}
.notif-column__subject {
    min-width: 200px;
}
.notif-column__text {
    flex: 1;
}
.notif-column__status {
    min-width: 80px;
}
.notif-column__status_desc {
    min-width: 150px;
}


/*
    Профиль пользователя
 */
.profile-container {
    display: flex;
    flex-direction: row;
    gap: 24px;
}
.profile-menu {
    min-width: 300px;
    width: 300px;
    height: max-content;
    border-radius: 10px;
    box-shadow: var(--shadow);
    background-color: var(--color-bg-secondary);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.profile-menu__item {
    display: flex;
    align-items: center;
    padding: 16px;
    border-radius: 5px;
}
.profile-menu__item.active {
    background-color: var(--color-secondary);
    color: var(--color-primary);
}
.profile-menu__item i {
    padding-right: 16px;
}
.profile-content {
    flex: 1;
}
.profile-avatar {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}
.profile-avatar__image-container {
    width: 150px;
    height: 150px;
    cursor: pointer;
    border-radius: 50%;
    position: relative;
}
.profile-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    transition: .2s;
    opacity: 1;
}
@media screen and (max-width: 1024px) {
    .profile-container {
        flex-direction: column;
    }
    .profile-menu {
        width: 100%;
        padding: 16px;
    }
}

/*
    Чат "ученик - учитель"
 */
.chat {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 1px;
    /* Отступ 32px = padding контейнера .main-layout (16px сверху и снизу).
       Переменную --gutter здесь использовать нельзя: она переопределяется
       по брейкпоинтам вплоть до 150px и ломает высоту. */
    height: calc(100vh - var(--header-height) - 32px);
    min-height: 420px;
    background-color: var(--color-border, rgba(128, 128, 128, 0.25));
    border-radius: 8px;
    overflow: hidden;
}

.chat__sidebar {
    display: flex;
    flex-direction: column;
    background-color: var(--color-bg-secondary);
    overflow-y: auto;
}

.chat__search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px;
    border-bottom: 1px solid var(--color-border, rgba(128, 128, 128, 0.25));
    position: sticky;
    top: 0;
    background-color: var(--color-bg-secondary);
    z-index: 2;
}

.chat__search i {
    color: var(--color-text-mute);
}

.chat__search input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    color: var(--color-text-primary);
    font-size: var(--fs-normal);
}

.chat__dialog {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--color-border, rgba(128, 128, 128, 0.15));
    transition: background-color .15s;
}

.chat__dialog:hover {
    background-color: var(--color-bg-secondary-op);
}

.chat__dialog.active {
    background-color: var(--color-bg-secondary-op);
    border-left: 3px solid var(--color-primary);
}

.chat__dialog-avatar,
.chat-thread__avatar {
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: var(--color-bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    text-transform: uppercase;
}

.chat__dialog-body {
    flex: 1;
    min-width: 0;
}

.chat__dialog-name {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat__dialog-pair,
.chat__dialog-last {
    font-size: var(--fs-small);
    color: var(--color-text-mute);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat__dialog-unread,
.sidebar-menu__badge {
    flex: 0 0 auto;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    border-radius: 10px;
    background-color: var(--color-danger-primary);
    color: #fff;
    font-size: var(--fs-small);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sidebar-menu__badge {
    margin-left: auto;
}

.chat__content {
    display: flex;
    flex-direction: column;
    background-color: var(--color-bg-secondary);
    overflow: hidden;
}

.chat__placeholder,
.chat__empty,
.chat-thread__empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--color-text-mute);
    padding: 40px 20px;
    text-align: center;
}

.chat__placeholder i {
    font-size: 48px;
    opacity: .4;
}

.chat__back {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 12px;
    border: none;
    background: transparent;
    color: var(--color-link);
    cursor: pointer;
    font-size: var(--fs-normal);
}

/* Лента сообщений */
.chat-thread {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
}

.chat-thread__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-border, rgba(128, 128, 128, 0.25));
}

.chat-thread__peer {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.chat-thread__name {
    font-weight: 600;
}

.chat-thread__sub {
    font-size: var(--fs-small);
    color: var(--color-text-mute);
}

.chat-thread__badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 12px;
    background-color: var(--color-bg-secondary-op);
    color: var(--color-text-mute);
    font-size: var(--fs-small);
    white-space: nowrap;
}

.chat-thread__list {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 0;
}

.chat-thread__loading {
    text-align: center;
    color: var(--color-text-mute);
    padding: 8px;
}

.chat-thread__day {
    text-align: center;
    margin: 12px 0 4px;
}

.chat-thread__day span {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 12px;
    background-color: var(--color-bg-secondary-op);
    color: var(--color-text-mute);
    font-size: var(--fs-small);
}

.chat-message {
    display: flex;
    justify-content: flex-start;
}

.chat-message_own {
    justify-content: flex-end;
}

.chat-message__bubble {
    max-width: min(560px, 78%);
    padding: 8px 12px;
    border-radius: 12px;
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border, rgba(128, 128, 128, 0.2));
    word-wrap: break-word;
}

.chat-message_own .chat-message__bubble {
    background-color: var(--color-bright-primary);
    border-color: var(--color-bright-primary);
    color: #fff;
}

.chat-message__sender {
    font-size: var(--fs-small);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 3px;
}

.chat-message__text {
    white-space: pre-wrap;
    line-height: 1.45;
}

.chat-message__files {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 8px;
}

.chat-message__footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    margin-top: 4px;
    font-size: var(--fs-small);
    opacity: .75;
}

.chat-message__read {
    font-size: 11px;
}

/* Вложения */
.chat-attachment {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-radius: 8px;
    background-color: var(--color-bg-secondary-op);
    cursor: pointer;
    transition: filter .15s;
}

.chat-attachment:hover {
    filter: brightness(1.08);
}

.chat-attachment_image {
    padding: 0;
    background: transparent;
    display: block;
}

.chat-attachment__thumb {
    display: block;
    max-width: 100%;
    max-height: 200px;
    width: auto;
    border-radius: 8px;
    object-fit: contain;
}

.chat-attachment__icon {
    flex: 0 0 auto;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background-color: var(--color-bg-primary);
    font-size: 16px;
}

.chat-attachment__info {
    flex: 1;
    min-width: 0;
}

.chat-attachment__name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: var(--fs-normal);
}

.chat-attachment__meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: var(--fs-small);
    opacity: .8;
}

.chat-attachment__badge {
    padding: 1px 7px;
    border-radius: 8px;
    background-color: var(--color-bright-primary);
    color: #fff;
    font-size: 11px;
}

.chat-attachment__download {
    flex: 0 0 auto;
    border: none;
    background: transparent;
    color: inherit;
    cursor: pointer;
    opacity: .7;
    padding: 6px;
}

.chat-attachment__download:hover {
    opacity: 1;
}

/* Панель ввода */
.chat-composer {
    border-top: 1px solid var(--color-border, rgba(128, 128, 128, 0.25));
    padding: 10px 12px;
}

.chat-composer__error {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    margin-bottom: 8px;
    border-radius: 6px;
    background-color: var(--color-danger-secondary-op);
    color: #fff;
    font-size: var(--fs-small);
}

.chat-composer__pending {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.chat-composer__chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 8px;
    border-radius: 14px;
    background-color: var(--color-bg-secondary-op);
    font-size: var(--fs-small);
    max-width: 260px;
}

.chat-composer__chip-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat-composer__chip-size {
    color: var(--color-text-mute);
}

.chat-composer__chip-remove {
    border: none;
    background: transparent;
    color: inherit;
    cursor: pointer;
    opacity: .6;
    padding: 0 2px;
}

.chat-composer__chip-remove:hover {
    opacity: 1;
}

.chat-composer__progress {
    position: relative;
    height: 18px;
    margin-bottom: 8px;
    border-radius: 9px;
    background-color: var(--color-bg-secondary-op);
    overflow: hidden;
    font-size: var(--fs-small);
}

.chat-composer__progress span {
    position: absolute;
    left: 10px;
    top: 0;
    line-height: 18px;
}

.chat-composer__progress-bar {
    height: 100%;
    background-color: var(--color-success-primary);
    transition: width .2s;
}

.chat-composer__row {
    display: flex;
    align-items: flex-end;
    gap: 8px;
}

.chat-composer__input {
    flex: 1;
    resize: none;
    max-height: 140px;
    min-height: var(--height-normal);
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid var(--color-border, rgba(128, 128, 128, 0.3));
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    font-family: inherit;
    font-size: var(--fs-normal);
    line-height: 1.4;
    outline: none;
}

.chat-composer__input:focus {
    border-color: var(--color-primary);
}

.chat-composer__attach,
.chat-composer__send {
    flex: 0 0 auto;
    width: var(--height-normal);
    height: var(--height-normal);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-composer__attach {
    background-color: var(--color-bg-secondary-op);
    color: var(--color-text-primary);
}

.chat-composer__send {
    background-color: var(--color-primary);
    color: var(--color-bg-primary);
}

.chat-composer__send:disabled {
    opacity: .45;
    cursor: default;
}

.chat-composer__file {
    display: none;
}

/* Просмотр изображения */
.chat-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background-color: rgba(0, 0, 0, .88);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    cursor: zoom-out;
}

.chat-lightbox img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.chat-lightbox__close,
.chat-viewer__button {
    border: none;
    background-color: rgba(255, 255, 255, .12);
    color: #fff;
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-lightbox__close {
    position: absolute;
    top: 20px;
    right: 20px;
}

/* Просмотр 3D-модели */
.chat-viewer__backdrop {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background-color: rgba(0, 0, 0, .8);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
}

.chat-viewer {
    display: flex;
    flex-direction: column;
    width: min(1000px, 100%);
    height: min(720px, 100%);
    background-color: #1e1e24;
    border-radius: 10px;
    overflow: hidden;
}

.chat-viewer__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    background-color: rgba(255, 255, 255, .06);
    color: #fff;
}

.chat-viewer__title {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat-viewer__actions {
    display: flex;
    gap: 8px;
    flex: 0 0 auto;
}

.chat-viewer__canvas {
    flex: 1;
    position: relative;
    min-height: 0;
}

.chat-viewer__canvas canvas {
    display: block;
}

.chat-viewer__status {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #d8d8d8;
}

.chat-viewer__status_error {
    color: var(--color-danger-secondary);
}

.chat-viewer__hint {
    padding: 8px 16px;
    text-align: center;
    color: #9a9aa2;
    font-size: var(--fs-small);
    background-color: rgba(255, 255, 255, .04);
}

/* Мобильная версия: список и переписка показываются по очереди */
@media (max-width: 900px) {
    .chat {
        grid-template-columns: 1fr;
        height: calc(100vh - var(--header-height-mobile) - 32px);
    }

    .chat__content {
        display: none;
    }

    .chat_thread-open .chat__sidebar {
        display: none;
    }

    .chat_thread-open .chat__content {
        display: flex;
    }

    .chat_thread-open .chat__back {
        display: flex;
    }

    .chat-message__bubble {
        max-width: 88%;
    }
}