/* ===========================================
   OulinaArt — Admin & Overrides (variables.css, styles.css loaded first)
   =========================================== */

/* Sticky footer — футер внизу на страницах с малым контентом */
body.infinity-bg {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.page-content {
  flex: 1;
}

/* Изображения в контенте */
main img {
  max-width: 100%;
  height: auto;
}

main img.avatar,
main img.thumb {
  width: 50px;
  height: 50px;
  object-fit: cover;
}

/* Активный пункт навигации (admin navbar) */
.navbar .nav-item.active .nav-link,
.navbar .dropdown-item.active {
  background: rgba(255, 198, 109, 0.15) !important;
  color: var(--accent) !important;
}

/* ——— Flatpickr (календарь) ——— */
.flatpickr-calendar {
  background: var(--surface-2) !important;
  border-color: var(--border) !important;
  box-shadow: var(--shadow) !important;
}

.flatpickr-calendar.arrowTop:before,
.flatpickr-calendar.arrowTop:after { border-bottom-color: var(--surface-2) !important; }
.flatpickr-calendar.arrowBottom:before,
.flatpickr-calendar.arrowBottom:after { border-top-color: var(--surface-2) !important; }

.flatpickr-months .flatpickr-month,
.flatpickr-weekdays span.flatpickr-weekday,
.flatpickr-calendar.hasTime .flatpickr-time {
  background: var(--surface-2) !important;
  border-color: var(--border) !important;
}

.flatpickr-months .flatpickr-prev-month:hover svg,
.flatpickr-months .flatpickr-next-month:hover svg {
  fill: var(--accent) !important;
}

.flatpickr-day:hover,
.flatpickr-day:focus,
.flatpickr-day.prevMonthDay:hover,
.flatpickr-day.nextMonthDay:hover {
  background: rgba(255, 198, 109, 0.2) !important;
  border-color: rgba(255, 198, 109, 0.4) !important;
}

.flatpickr-day.selected,
.flatpickr-day.startRange,
.flatpickr-day.endRange,
.flatpickr-day.selected:hover,
.flatpickr-day.startRange:hover,
.flatpickr-day.endRange:hover {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  color: var(--surface) !important;
}

.flatpickr-day.today {
  border-color: var(--accent);
}

.flatpickr-day.today:hover,
.flatpickr-day.today:focus {
  background: rgba(255, 198, 109, 0.25) !important;
  border-color: var(--accent) !important;
  color: var(--text) !important;
}

.dayContainer + .dayContainer,
.flatpickr-weekwrapper .flatpickr-weeks {
  box-shadow: 1px 0 0 var(--border) !important;
}

.flatpickr-time input:hover,
.flatpickr-time .flatpickr-am-pm:hover,
.flatpickr-time input:focus,
.flatpickr-time .flatpickr-am-pm:focus {
  background: rgba(255, 198, 109, 0.15) !important;
}

/* Убираем синюю окантовку при фокусе — заменяем на accent */
.flatpickr-calendar span.cur-month:focus,
.flatpickr-calendar span.cur-month:focus-visible,
.flatpickr-calendar .flatpickr-monthDropdown-months:focus,
.flatpickr-calendar .flatpickr-monthDropdown-months:focus-visible,
.flatpickr-calendar input.cur-year:focus,
.flatpickr-calendar input.cur-year:focus-visible,
.flatpickr-calendar .numInputWrapper:focus,
.flatpickr-calendar .numInputWrapper:focus-within {
  outline: none !important;
  box-shadow: 0 0 0 2px rgba(255, 198, 109, 0.5) !important;
}

.flatpickr-calendar span.cur-month:hover {
  background: rgba(255, 198, 109, 0.15) !important;
}

.flatpickr-calendar .flatpickr-monthDropdown-months {
  background: var(--surface-2) !important;
  color: var(--text) !important;
}

.flatpickr-calendar .flatpickr-monthDropdown-months:focus,
.flatpickr-calendar .flatpickr-monthDropdown-months:hover {
  background: rgba(255, 198, 109, 0.1) !important;
}

.flatpickr-calendar .flatpickr-monthDropdown-months option,
.flatpickr-calendar .flatpickr-monthDropdown-months .flatpickr-monthDropdown-month {
  background: var(--surface-2) !important;
  color: var(--text) !important;
}

.table_head {
  font-size: 0.75rem;
}

/* Строка фильтров в заголовке таблицы */
.filter-row th {
  padding: 6px 8px !important;
  vertical-align: middle;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border);
}

.filter-row .col-filter {
  min-width: 0;
  width: 100%;
  padding: 4px 8px;
  font-size: 0.8rem;
}

.table-student .filter-row .col-filter {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(215, 218, 224, 0.2);
}

.table-student .filter-row .col-filter::placeholder,
main .table .filter-row .col-filter::placeholder {
  color: rgba(180, 190, 205, 0.7);
}

main .table .filter-row .col-filter {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(215, 218, 224, 0.2);
  color: var(--text);
}

/* Кнопки сортировки в заголовках таблицы */
.th-sortable {
  white-space: nowrap;
}

.sort-btns {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  margin-left: 4px;
  vertical-align: middle;
}

.sort-btn {
  padding: 0 2px;
  font-size: 0.6em;
  line-height: 0.9;
  border: none;
  background: none;
  color: rgba(215, 218, 224, 0.5);
  cursor: pointer;
  transition: color 0.15s;
}

.sort-btn:hover {
  color: var(--accent);
}

.sort-btn.active {
  color: var(--accent);
}

/* ——— Формы (main, admin) ——— */
main .form-control,
main .form-select {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(215, 218, 224, 0.14);
  color: var(--text);
}

main .form-control::placeholder {
  color: rgba(180, 190, 205, 0.85);
}

main .form-control:focus,
main .form-select:focus {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 198, 109, 0.4);
  box-shadow: 0 0 0 3px rgba(255, 198, 109, 0.12);
  color: var(--text);
}

main .form-control:focus::placeholder {
  color: rgba(160, 167, 180, 0.6);
}

/* Выпадающие списки (select) — тёмный фон, читаемый текст */
main select.form-control,
main select.form-select,
main select.custom-select {
  background-color: var(--surface-2);
  color: var(--text);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23B0B7C4' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px 12px;
}

main select.form-control option,
main select.form-select option,
main select.custom-select option {
  background: var(--surface-2);
  color: var(--text);
}

/* Форма добавления (занятие, студент) — единый фон как у select */
#collapseExample .form-control,
#collapseExample .form-select,
#collapseExample select.custom-select {
  background-color: var(--surface-2);
}

#collapseExample .form-control:focus,
#collapseExample .form-select:focus {
  background-color: var(--surface-2);
}

main .form-label {
  color: rgba(215, 218, 224, 0.85);
}

/* Кнопки «Добавить»/«Сохранить» — в стиле сайта */
main .btn-success {
  background: var(--warm) !important;
  border-color: var(--warm) !important;
  color: var(--surface) !important;
}

main .btn-success:hover,
main .btn-success:focus,
main .btn-success:active {
  background: #E6B259 !important;
  border-color: #E6B259 !important;
  color: var(--surface) !important;
}

/* Таблицы в admin */
main .table {
  color: var(--text);
}

/* Сообщения формы в тёмной теме */
.alert-success {
  background: rgba(103, 194, 58, 0.15);
  border-color: rgba(103, 194, 58, 0.4);
  color: var(--text);
}

.alert-danger {
  background: rgba(246, 108, 108, 0.12);
  border-color: rgba(246, 108, 108, 0.35);
  color: var(--text);
}

.alert-warning {
  background: rgba(255, 198, 109, 0.15);
  border-color: rgba(255, 198, 109, 0.4);
  color: var(--text);
}

main .table-dark {
  background: var(--surface);
  --bs-table-bg: var(--surface);
  --bs-table-border-color: var(--border);
}

/* Обёртка таблицы студентов — горизонтальный скролл */
.table-scroll-wrapper {
  overflow-x: auto;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin-bottom: 1rem;
}

/* Аккуратный скроллбар */
.table-scroll-wrapper::-webkit-scrollbar {
  height: 6px;
}

.table-scroll-wrapper::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 3px;
}

.table-scroll-wrapper::-webkit-scrollbar-thumb {
  background: rgba(255, 198, 109, 0.25);
  border-radius: 3px;
}

.table-scroll-wrapper::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 198, 109, 0.4);
}

/* Firefox */
.table-scroll-wrapper {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 198, 109, 0.3) rgba(255, 255, 255, 0.05);
}

.table-scroll-wrapper .table-student {
  min-width: fit-content;
}

/* Закреплённые первые 3 столбца при горизонтальном скролле (только для таблицы студентов) */
.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(1),
.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(2),
.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(3),
.table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(1),
.table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(2),
.table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(3) {
  position: sticky;
}

.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(1),
.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(2),
.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(3) {
  z-index: 2;
}

.table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(1),
.table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(2),
.table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(3) {
  z-index: 1;
}

.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(1),
.table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(1) {
  left: 0;
  width: 3rem;
  min-width: 3rem;
}

.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(2),
.table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(2) {
  left: 3rem;
  width: 4.5rem;
  min-width: 4.5rem;
}

.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(3),
.table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(3) {
  left: 7.5rem;
  min-width: 14rem;
}

/* Только последний закреплённый столбец (3-й) имеет правую тень — иначе накладываются */
.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(1),
.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(2) {
  background: linear-gradient(135deg, rgba(255, 198, 109, 0.18), rgba(255, 198, 109, 0.06)) !important;
}

.table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(3) {
  background: linear-gradient(135deg, rgba(255, 198, 109, 0.18), rgba(255, 198, 109, 0.06)) !important;
  box-shadow: 6px 0 10px -3px rgba(0, 0, 0, 0.2);
}

.table-scroll-wrapper.has-sticky-cols .table-student tbody tr td:nth-child(1),
.table-scroll-wrapper.has-sticky-cols .table-student tbody tr td:nth-child(2) {
  background: var(--surface) !important;
}

.table-scroll-wrapper.has-sticky-cols .table-student tbody tr:nth-child(even) td:nth-child(1),
.table-scroll-wrapper.has-sticky-cols .table-student tbody tr:nth-child(even) td:nth-child(2) {
  background: var(--surface-2) !important;
}

.table-scroll-wrapper.has-sticky-cols .table-student tbody tr td:nth-child(3) {
  background: var(--surface) !important;
  box-shadow: 6px 0 10px -3px rgba(0, 0, 0, 0.15);
}

.table-scroll-wrapper.has-sticky-cols .table-student tbody tr:nth-child(even) td:nth-child(3) {
  background: var(--surface-2) !important;
}

.table-scroll-wrapper.has-sticky-cols .table-student tbody tr:hover td:nth-child(1),
.table-scroll-wrapper.has-sticky-cols .table-student tbody tr:hover td:nth-child(2),
.table-scroll-wrapper.has-sticky-cols .table-student tbody tr:hover td:nth-child(3) {
  background: rgba(255, 198, 109, 0.08) !important;
}

.table-scroll-wrapper.has-sticky-cols .table-student .filter-row th:nth-child(1),
.table-scroll-wrapper.has-sticky-cols .table-student .filter-row th:nth-child(2) {
  background: rgba(255, 255, 255, 0.03) !important;
}

.table-scroll-wrapper.has-sticky-cols .table-student .filter-row th:nth-child(3) {
  background: rgba(255, 255, 255, 0.03) !important;
  box-shadow: 6px 0 10px -3px rgba(0, 0, 0, 0.12);
}

/* Таблица студентов — тёмная тема, в стиле сайта (accent, surface) */
.table-student {
  --bs-table-bg: var(--surface);
  --bs-table-color: var(--text);
  --bs-table-border-color: rgba(215, 218, 224, 0.12);
  --bs-table-hover-bg: rgba(255, 198, 109, 0.08);
  overflow: visible;
  border: none;
  background: var(--surface) !important;
  box-shadow: none;
  color: var(--text);
}

.table-student thead th {
  background: linear-gradient(135deg, rgba(255, 198, 109, 0.18), rgba(255, 198, 109, 0.06)) !important;
  border-bottom: 1px solid rgba(255, 198, 109, 0.35);
  color: var(--text) !important;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 14px 16px;
  white-space: nowrap;
  box-shadow: none !important;
}

.table-student tbody tr {
  background: var(--surface) !important;
  transition: background 0.15s ease, border-color 0.15s ease;
  box-shadow: none !important;
}

.table-student tbody tr:hover {
  background: rgba(255, 198, 109, 0.08) !important;
}

.table-student tbody tr:nth-child(even) {
  background: var(--surface-2) !important;
}

.table-student tbody tr:nth-child(even):hover {
  background: rgba(255, 198, 109, 0.08) !important;
}

.table-student tbody td {
  border-bottom: 1px solid rgba(215, 218, 224, 0.12);
  padding: 14px 16px;
  color: var(--text) !important;
  vertical-align: middle;
  background: transparent !important;
  box-shadow: none !important;
}

.table-student tbody tr td {
  background: inherit !important;
  box-shadow: none !important;
}

.table-student tbody tr:last-child td {
  border-bottom: none;
}

.table-student tbody tr td:first-child {
  color: var(--muted);
  font-size: 0.9rem;
}

.table-student .tg-label {
  color: var(--accent);
}

.table-student a.table-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s;
}

.table-student a.table-link:hover {
  color: var(--accent-2);
}

/* Пагинация на странице студентов */
main .pagination .page-link {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(215, 218, 224, 0.2);
  color: var(--text);
}

main .pagination .page-link:hover {
  background: rgba(255, 198, 109, 0.15);
  border-color: rgba(255, 198, 109, 0.3);
  color: var(--accent);
}

main .pagination .page-item.active .page-link {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--surface);
}

main .pagination .page-item.disabled .page-link {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(215, 218, 224, 0.15);
  color: rgba(215, 218, 224, 0.4);
}

/* ——— Иконки действий ——— */
a.icon-edit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  transition: color 0.15s;
}

a.icon-edit:hover {
  color: var(--accent-2);
}

a.icon-edit svg {
  flex-shrink: 0;
}

/* Иконка удаления в столбце Действия */
button.icon-delete {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--error);
  transition: color 0.15s;
  border: none;
  background: none;
  cursor: pointer;
}

button.icon-delete:hover {
  color: #ff8a8a;
}

button.icon-delete svg {
  flex-shrink: 0;
}

/* Иконка «Вернуть» для ушедших студентов */
button.icon-restore {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--success);
  transition: color 0.15s;
  border: none;
  background: none;
  cursor: pointer;
}

button.icon-restore:hover {
  color: #7ed957;
}

button.icon-restore svg {
  flex-shrink: 0;
}

/* Иконки формы обучения (дистанционно / выезд) рядом с именем студента */
.form-icon {
  display: inline-flex;
  align-items: center;
  opacity: 0.85;
  flex-shrink: 0;
}

.form-icon svg {
  vertical-align: middle;
}

.form-icon:hover {
  opacity: 1;
}

/* ——— Модальные окна ——— */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-overlay-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
}

.modal-overlay-box {
  position: relative;
  max-width: 420px;
  width: 100%;
  padding: 1.75rem 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow), 0 0 0 1px rgba(0, 0, 0, 0.2);
}

.modal-overlay-title {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.modal-overlay-text {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.modal-overlay-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}

.modal-btn-cancel {
  padding: 0.5rem 1.25rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.modal-btn-cancel:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(215, 218, 224, 0.2);
}

.modal-btn-confirm {
  padding: 0.5rem 1.25rem;
  background: var(--error);
  border: 1px solid rgba(245, 108, 108, 0.5);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

.modal-btn-confirm:hover {
  background: #e85a5a;
  opacity: 0.95;
}

.table-student tbody tr td[colspan] {
  color: var(--muted) !important;
  font-style: italic;
  padding: 2rem;
  text-align: center;
  background: var(--surface) !important;
}

/* Пользователь ожидает активации */
.table-student tbody tr.user-pending {
  border-left: 3px solid rgba(255, 198, 109, 0.6);
}

/* Строка занятия — дистанционное (левый акцент) */
.table-student tbody tr.lesson-remote {
  border-left: 3px solid rgba(255, 198, 109, 0.5);
}

/* Оплачено / не оплачено в таблице занятий */
.table-student td.cell-paid {
  background: rgba(103, 194, 58, 0.2) !important;
  color: #7ed957 !important;
}

.table-student td.cell-unpaid {
  background: rgba(246, 108, 108, 0.15) !important;
  color: #ff8a8a !important;
}

/* Dropdown меню в admin navbar — тёмная тема */
.navbar .dropdown-menu {
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: 0 14px 45px rgba(0, 0, 0, 0.45);
}

.navbar .dropdown-item {
  color: var(--muted);
}

.navbar .dropdown-item:hover,
.navbar .dropdown-item:focus {
  background: rgba(255, 198, 109, 0.12);
  color: var(--accent);
}

.navbar .dropdown-divider {
  border-color: var(--border);
}

/* ——— Login ——— */
.login-card-wrapper {
  width: 100%;
}

.login-card {
  width: 100%;
  max-width: 420px;
  padding: 2rem 2rem 2.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.login-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.login-form .form-label {
  color: rgba(215, 218, 224, 0.85);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.login-form .form-control {
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
}

.login-alert {
  margin-bottom: 1rem;
  border-radius: var(--radius-sm);
}

/* reCAPTCHA — растягиваем на всю ширину родителя */
.g-recaptcha {
  overflow: hidden;
}

.btn-login {
  --bs-btn-bg: var(--accent);
  --bs-btn-border-color: var(--accent);
  --bs-btn-color: var(--surface);
  --bs-btn-hover-bg: #FFD79A;
  --bs-btn-hover-border-color: #FFD79A;
  --bs-btn-hover-color: var(--surface);
  --bs-btn-active-bg: #e8b35a;
  --bs-btn-active-border-color: #e8b35a;
  font-weight: 600;
  padding: 0.7rem 1.25rem;
  border-radius: var(--radius-sm);
  transition: background 0.2s, border-color 0.2s;
}

/* ===========================================
   Responsive — Admin, таблицы, модалки, логин
   =========================================== */

/* Планшеты (≤992px) — таблицы */
@media (max-width: 992px) {
  .table-student thead th,
  .table-student tbody td { padding: 10px 12px; font-size: 0.85rem; }
  .table_head { font-size: 0.7rem; }
  .filter-row .col-filter { font-size: 0.75rem; padding: 4px 6px; }
  .th-sortable .sort-btn { font-size: 0.55em; }
  main .pagination .page-link { padding: 0.35rem 0.6rem; font-size: 0.85rem; }
}

/* Мобильные (≤768px) — таблицы, формы, модалки */
@media (max-width: 768px) {
  /* Таблицы: меньше отступы, компактнее */
  .table-student thead th,
  .table-student tbody td { padding: 8px 10px; font-size: 0.8rem; }
  .table-student thead th { font-size: 0.7rem; }
  .table-scroll-wrapper { margin-bottom: 0.75rem; border-radius: 12px; }
  .table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(3),
  .table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(3) { min-width: 10rem; }
  main .pagination { flex-wrap: wrap; gap: 4px; }
  main .pagination .page-link { padding: 0.3rem 0.5rem; font-size: 0.8rem; }
  /* Формы добавления (collapse) */
  #collapseExample .form-control,
  #collapseExample .form-select { font-size: 0.95rem; }
  #collapseExample .form-group { margin-bottom: 0.5rem; }
  /* Модалка подтверждения */
  .modal-overlay-box { max-width: 94vw; margin: 1rem; padding: 1.25rem 1.5rem; }
  .modal-overlay-title { font-size: 1.1rem; }
  .modal-overlay-text { font-size: 0.9rem; margin-bottom: 1.25rem; }
  .modal-overlay-actions { flex-wrap: wrap; gap: 0.5rem; }
  .modal-btn-cancel, .modal-btn-confirm { padding: 0.45rem 1rem; font-size: 0.9rem; }
  /* Login */
  .login-card { padding: 1.5rem 1.25rem; margin: 0 1rem; }
  .login-card-title { font-size: 1.35rem; margin-bottom: 1.25rem; }
  .login-card-wrapper { padding-top: 1.5rem !important; padding-bottom: 2rem !important; }
}

/* Мобильные (≤576px) */
@media (max-width: 576px) {
  /* main container */
  main.container { padding-top: 1rem !important; padding-bottom: 1.5rem !important; }
  /* Заголовки страниц */
  main h2.mb-3 { font-size: 1.35rem; margin-bottom: 1rem !important; }
  /* Таблицы: ещё компактнее, sticky колонки уже */
  .table-student thead th,
  .table-student tbody td { padding: 6px 8px; font-size: 0.75rem; }
  .filter-row th { padding: 4px 6px !important; }
  .filter-row .col-filter { font-size: 0.7rem; padding: 3px 6px; }
  .th-sortable { white-space: normal; }
  .sort-btns { margin-left: 2px; }
  /* Скрываем сортировку на очень узких — или оставляем, пусть скроллится */
  .table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(1),
  .table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(1) { width: 2.5rem; min-width: 2.5rem; }
  .table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(2),
  .table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(2) { left: 2.5rem; width: 3.5rem; min-width: 3.5rem; }
  .table-scroll-wrapper.has-sticky-cols .table-student thead th:nth-child(3),
  .table-scroll-wrapper.has-sticky-cols .table-student tbody td:nth-child(3) { left: 6rem; min-width: 8rem; }
  /* Иконки действий */
  a.icon-edit, button.icon-delete, button.icon-restore { padding: 4px; }
  a.icon-edit svg, button.icon-delete svg, button.icon-restore svg { width: 18px; height: 18px; }
  /* Кнопки */
  .btn-primary, .btn-success { padding: 0.5rem 1rem; font-size: 0.9rem; }
  /* Login */
  .login-card { padding: 1.25rem 1rem; margin: 0 0.75rem; }
  .login-card-title { font-size: 1.2rem; margin-bottom: 1rem; }
  .login-form .form-control { padding: 0.55rem 0.85rem; }
  .btn-login { padding: 0.6rem 1rem; }
  /* reCAPTCHA на мобильных — масштабируется в javascript.js */
  .g-recaptcha { transform-origin: left top; }
}