/**
 * App-wide mobile / responsive helpers (auth, admin, teacher, legacy).
 */

/* ---- Auth (login, signup, reset) ---- */
@media (max-width: 900px) {
  .auth-body {
    background-attachment: scroll;
  }
}

.auth-header {
  position: sticky;
  top: 0;
  z-index: 100;
}

.auth-header__line1 {
  word-break: break-word;
  hyphens: auto;
}

.auth-guest-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 16px;
  padding: 0 16px 12px;
  margin: -4px 0 0;
}

.auth-guest-nav a {
  color: rgba(255, 255, 255, 0.95);
  text-decoration: none;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.1);
}

.auth-guest-nav a:hover,
.auth-guest-nav a.is-active {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.auth-reset-page {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px 32px;
  max-width: 480px;
  width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
}

/* ---- Legacy header + navbar (master template) ---- */
@media (max-width: 767px) {
  .page_header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding: 10px 12px !important;
  }

  .page_header .logo {
    float: none !important;
    width: auto !important;
    flex: 0 0 auto;
  }

  .page_header .logo img {
    width: 64px !important;
    height: 64px !important;
    max-width: 64px;
  }

  .page_header .title_h {
    float: none !important;
    width: auto !important;
    flex: 1 1 180px;
    min-width: 0;
  }

  .page_header .title_h h3 {
    font-size: 11px !important;
    line-height: 1.25;
    margin: 0 0 4px;
    word-break: break-word;
  }

  .page_header .title_h h2 {
    font-size: 14px !important;
    line-height: 1.2;
    margin: 0;
    word-break: break-word;
  }

  .main_navigator {
    padding: 0 8px !important;
  }

  .main_navigator .nav {
    float: none !important;
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    margin: 0;
  }

  .main_navigator .nav > li {
    float: none;
  }

  .main_navigator .nav > li > a {
    padding: 8px 10px !important;
    font-size: 12px;
    white-space: normal;
  }

  .main_navigator .pull-left,
  .main_navigator .pull-right {
    float: none !important;
    width: 100%;
  }
}

/* ---- Admin / teacher shell (see admin.css for drawer; shared content rules) ---- */
@media (max-width: 991px) {
  .admin-topbar__menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    flex-shrink: 0;
    cursor: pointer;
  }

  .admin-topbar__menu-btn:hover,
  .admin-topbar__menu-btn:focus {
    background: rgba(255, 255, 255, 0.22);
    color: #fff;
    outline: none;
  }

  .admin-sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1035;
    background: rgba(15, 23, 42, 0.52);
    border: 0;
    padding: 0;
    cursor: pointer;
  }

  .admin-app--mobile-nav-open .admin-sidebar-backdrop {
    display: block;
  }

  .admin-panel-workspace {
    margin-left: 0 !important;
    width: 100%;
  }

  .admin-panel-flex {
    flex-direction: row;
    flex-wrap: nowrap;
  }

  .admin-panel-sidebar {
    position: fixed !important;
    top: 0;
    left: 0;
    bottom: 0;
    flex: none !important;
    width: min(288px, 88vw) !important;
    max-width: none !important;
    height: 100vh !important;
    z-index: 1040;
    transform: translateX(-100%);
    transition: transform 0.28s ease;
    opacity: 1 !important;
    pointer-events: auto !important;
  }

  .admin-app--mobile-nav-open .admin-panel-sidebar {
    transform: translateX(0);
  }

  .admin-app--sidebar-collapsed .admin-panel-sidebar {
    display: flex !important;
    transform: translateX(-100%);
  }

  .admin-app--mobile-nav-open.admin-app--sidebar-collapsed .admin-panel-sidebar {
    transform: translateX(0);
  }

  .admin-sidebar-expand-btn {
    display: none !important;
  }

  .admin-sidebar__collapse-btn {
    display: none;
  }
}

@media (min-width: 992px) {
  .admin-topbar__menu-btn,
  .admin-sidebar-backdrop {
    display: none !important;
  }
}

@media (max-width: 767px) {
  .admin-topbar__inner {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
  }

  .admin-topbar__menu-btn {
    order: 0;
  }

  .admin-topbar__identity {
    order: 1;
    flex: 1 1 calc(100% - 52px);
    min-width: 0;
  }

  .admin-topbar__actions {
    order: 2;
    width: 100%;
    flex-wrap: wrap;
    gap: 8px;
  }

  .admin-topbar__link {
    display: none !important;
  }

  .admin-topbar__account {
    width: 100%;
    justify-content: space-between;
  }

  .admin-topbar__user-name {
    max-width: none;
    white-space: normal;
  }

  .admin-panel-main {
    padding: 14px 10px 24px !important;
  }

  .admin-panel-main .panel-heading .pull-right {
    float: none !important;
    display: block;
    margin-top: 8px;
  }

  .admin-panel-main .panel-heading .btn:not(.top-sheet-scan-footer .btn) {
    width: 100%;
    margin-bottom: 4px;
  }

  .admin-panel-main .panel-body > table.table,
  .admin-panel-main .panel-footer > table.table,
  .admin-panel-main .screen_section > .panel > .panel-body > table.table,
  .admin-panel-main .screen_section > .panel > .panel-footer > table.table {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .admin-panel-main .table > thead > tr > th,
  .admin-panel-main .table > tbody > tr > td {
    white-space: nowrap;
  }

  .admin-panel-main .table-responsive {
    margin-bottom: 0;
    border: 0;
  }

  .admin-panel-main .row > [class*="col-md-"],
  .admin-panel-main .row > [class*="col-sm-"] {
    margin-bottom: 10px;
  }

  .admin-panel-main .body_education .col-md-2 {
    width: 50%;
    float: left;
    padding-left: 8px;
    padding-right: 8px;
  }

  .admin-panel-main .profile_picture {
    text-align: center;
    margin-bottom: 16px;
  }

  .admin-panel-main .profile_picture img {
    max-width: 100%;
    height: auto;
  }

  .admin-dashboard__title,
  .admin-page-title {
    font-size: 1.25rem;
  }

  .admin-stat-card__value {
    font-size: 22px;
  }

  .admin-filter-row,
  .admin-code-toolbar,
  .admin-code-toolbar__form {
    flex-direction: column;
    align-items: stretch;
  }

  .admin-filter-field,
  .admin-filter-field--year,
  .admin-code-toolbar__year,
  .admin-code-toolbar__field {
    flex: 1 1 auto;
    width: 100%;
  }

  .admin-filter-actions .btn,
  .admin-code-toolbar__action .btn {
    width: 100%;
  }

  .modal-dialog {
    margin: 10px;
    width: auto;
  }

  .auth-split__visual {
    padding: 20px 16px 24px;
  }

  .auth-split__caption {
    font-size: 0.875rem;
  }
}

@media (max-width: 480px) {
  .admin-panel-main .body_education .col-md-2 {
    width: 100%;
    float: none;
  }

  .admin-topbar__line2 {
    font-size: 13px !important;
  }

  .admin-topbar__logo {
    width: 44px !important;
    height: 44px !important;
  }
}