/* =============================================
   SPUP Guidance – Custom Overrides
   ============================================= */

/* ── Sidebar width ── */
.side-nav {
    width: 260px !important;
    transition: transform 0.25s ease, left 0.25s ease !important;
}

/* ── Header logo area matches sidebar width ── */
.header .logo {
    width: 260px !important;
    min-width: 260px !important;
    transition: width 0.25s ease, min-width 0.25s ease !important;
    overflow: hidden;
}

/* ── Desktop layout: offset page by sidebar width ── */
@media only screen and (min-width: 992px) {
    .page-container {
        padding-left: 260px !important;
        transition: padding-left 0.25s ease !important;
    }

    /* Fully collapse sidebar on desktop (is-folded) */
    .is-folded .side-nav {
        transform: translateX(-260px) !important;
        width: 260px !important;
    }
    .is-folded .header .logo {
        width: 0 !important;
        min-width: 0 !important;
        padding: 0 !important;
    }
    .is-folded .page-container {
        padding-left: 0 !important;
    }
}

/* ── Mobile: off-screen by default, slide in when expanded ── */
@media only screen and (max-width: 991px) {
    .side-nav {
        left: -260px !important;
    }
    .is-expand .side-nav {
        left: 0 !important;
    }
    .page-container {
        padding-left: 0 !important;
    }
}

/* ── Logo link: image + text side-by-side, tightly packed ── */
.spup-logo-link {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 8px !important;
    text-decoration: none !important;
    padding: 0 12px !important;
    height: 100%;
    white-space: nowrap;
    overflow: hidden;
}

/* ── Logo image ── */
.spup-logo-img {
    width: 42px !important;
    height: 42px !important;
    object-fit: contain;
    flex-shrink: 0;
}

/* ── Logo text ── */
.spup-logo-text {
    font-size: 14px !important;
    font-weight: 700 !important;
    color: var(--text) !important;
    line-height: 1.2;
    white-space: normal;
}


/* =============================================================
   ✦ MODERN UI/UX POLISH (light + dark)
   Minimalistic refinements applied system-wide. Keeps positions,
   sizes, and theme intact — only adds hover, focus, transitions,
   subtle shadows, and improved typography rhythm.
   ============================================================= */

/* Smooth motion baseline + better focus accessibility */
*, *::before, *::after { transition-property: background-color, border-color, color, box-shadow, transform, opacity; transition-duration: .18s; transition-timing-function: cubic-bezier(.4,0,.2,1); }
a, button, .btn, .nav-item > a, .dropdown-item, .side-nav-menu > li > a { transition: background-color .18s ease, color .18s ease, transform .15s ease, box-shadow .18s ease, border-color .18s ease; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.dark-mode :focus-visible { outline-color: #6c8cff; }

/* Body typography rhythm */
body { font-feature-settings: "ss01","cv11"; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

/* ── Header polish ─────────────────────────────────────────── */
.header {
    border-bottom: 1px solid var(--border-soft);
    box-shadow: 0 1px 0 rgba(0,0,0,0.02);
}
.header .nav-right > li,
.header .nav-left > li {
    transition: background-color .18s ease;
}
.header .nav-left > li > a,
.header .nav-right > li > a,
.header .nav-right > li > button {
    border-radius: 8px;
}
.header .nav-left > li > a:hover,
.header .nav-right > li > a:hover {
    background: rgba(57,73,171,0.06);
    color: var(--accent) !important;
}
.header #theme-toggle { transition: background .18s ease, transform .15s ease, color .18s ease; }
.header #theme-toggle:hover {
    background: rgba(57,73,171,0.08) !important;
    color: var(--accent) !important;
    transform: rotate(-12deg);
}
.dark-mode .header #theme-toggle:hover {
    background: rgba(108,140,255,0.14) !important;
    color: #b9caff !important;
}

/* Sign-out button (replaces avatar dropdown) */
.header .nav-right form button[type="submit"] {
    transition: background .18s ease, color .18s ease, transform .12s ease, box-shadow .18s ease !important;
    border: 1px solid transparent !important;
}
.header .nav-right form button[type="submit"]:hover {
    background: rgba(220,53,69,0.08) !important;
    color: #c62828 !important;
    border-color: rgba(220,53,69,0.18) !important;
}
.header .nav-right form button[type="submit"]:active {
    transform: translateY(1px);
}
.dark-mode .header .nav-right form button[type="submit"]:hover {
    background: rgba(248,113,113,0.14) !important;
    color: #fca5a5 !important;
    border-color: rgba(248,113,113,0.28) !important;
}

/* ── Sidebar nav: better hover, active, focus ──────────────── */
.side-nav-menu > li > a {
    border-radius: 10px;
    margin: 2px 12px;
    padding: 11px 14px !important;
    position: relative;
    overflow: hidden;
}
.side-nav-menu > li > a::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: transparent;
    transform: scaleY(0);
    transform-origin: center;
    transition: transform .2s ease, background .2s ease;
    border-radius: 0 4px 4px 0;
}
.side-nav-menu > li > a:hover {
    background: rgba(57,73,171,0.07) !important;
    color: var(--accent) !important;
    transform: translateX(2px);
}
.side-nav-menu > li > a:hover::before { background: var(--accent); transform: scaleY(.6); }
.side-nav-menu > li.active > a,
.side-nav-menu > li.active > a:hover {
    background: linear-gradient(90deg, rgba(57,73,171,0.12), rgba(94,114,228,0.06)) !important;
    color: var(--accent) !important;
    font-weight: 600;
    transform: translateX(0);
}
.side-nav-menu > li.active > a::before { background: var(--accent); transform: scaleY(1); }
.side-nav-menu > li > a .icon-holder,
.side-nav-menu > li > a i { transition: color .18s ease, transform .15s ease; }
.side-nav-menu > li > a:hover .icon-holder,
.side-nav-menu > li > a:hover i { color: var(--accent) !important; transform: scale(1.06); }
.side-nav-menu > li.active > a .icon-holder,
.side-nav-menu > li.active > a i { color: var(--accent) !important; }

/* Dark mode equivalents */
.dark-mode .side-nav-menu > li > a:hover {
    background: rgba(108,140,255,0.10) !important;
    color: #fff !important;
}
.dark-mode .side-nav-menu > li > a:hover::before { background: #6c8cff; }
.dark-mode .side-nav-menu > li.active > a,
.dark-mode .side-nav-menu > li.active > a:hover {
    background: linear-gradient(90deg, rgba(108,140,255,0.18), rgba(108,140,255,0.04)) !important;
    color: #fff !important;
}
.dark-mode .side-nav-menu > li.active > a::before { background: #6c8cff; }
.dark-mode .side-nav-menu > li > a:hover .icon-holder,
.dark-mode .side-nav-menu > li.active > a .icon-holder { color: #6c8cff !important; }

/* Sidebar dropdown sub-items */
.side-nav-menu .dropdown-menu li a {
    border-radius: 8px;
    margin: 2px 8px;
    padding: 8px 14px !important;
}
.side-nav-menu .dropdown-menu li a:hover {
    background: rgba(57,73,171,0.06) !important;
    color: var(--accent) !important;
    padding-left: 18px !important;
}
.dark-mode .side-nav-menu .dropdown-menu li a:hover {
    background: rgba(108,140,255,0.10) !important;
    color: #fff !important;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
    border-radius: 8px;
    font-weight: 500;
    letter-spacing: 0.2px;
    transition: background-color .18s ease, color .18s ease, border-color .18s ease, box-shadow .18s ease, transform .12s ease !important;
    will-change: transform;
}
.btn:focus, .btn:active { box-shadow: none !important; outline: none; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.btn:active { transform: translateY(0); box-shadow: 0 1px 3px rgba(0,0,0,0.08); }

.btn-primary { background-color: var(--accent); border-color: var(--accent); }
.btn-primary:hover { background-color: #2e3a8c; border-color: #2e3a8c; box-shadow: 0 6px 14px rgba(57,73,171,0.28); }
.btn-success:hover { box-shadow: 0 6px 14px rgba(46,125,50,0.25); }
.btn-warning:hover { box-shadow: 0 6px 14px rgba(255,152,0,0.25); }
.btn-danger:hover  { box-shadow: 0 6px 14px rgba(198,40,40,0.25); }
.btn-info:hover    { box-shadow: 0 6px 14px rgba(2,136,209,0.25); }
.btn-default {
    background: var(--surface);
    border-color: var(--border);
    color: var(--text-soft);
}
.btn-default:hover {
    background: var(--elevated);
    border-color: var(--border);
    color: var(--text);
    box-shadow: 0 4px 10px rgba(0,0,0,0.06);
}
.btn-light:hover { background: var(--surface-2); }
.btn-sm { border-radius: 6px; }
.btn-lg { border-radius: 10px; }

/* ── Buttons with icon + label get breathing room between the two.
      True icon-only buttons are tagged `.btn-icon-only` by a small
      script in the layout (CSS cannot detect a text label) ───── */
.btn > i.anticon,
.btn > i.fa,
.btn > i.fas,
.btn > i.far {
    margin-right: .45rem;
}
.btn.btn-icon-only > i.anticon,
.btn.btn-icon-only > i.fa,
.btn.btn-icon-only > i.fas,
.btn.btn-icon-only > i.far {
    margin-right: 0;
}

/* ── Icon-only small buttons (edit/delete/view etc.) get a roomier,
      balanced box instead of a flattened chip ─────────────────── */
.btn.btn-sm.btn-icon-only,
.btn.btn-xs.btn-icon-only {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.125rem;
    padding: 0 .5rem;
    line-height: 1;
}
.btn.btn-sm.btn-icon-only > i,
.btn.btn-xs.btn-icon-only > i {
    font-size: 1.1rem;
    line-height: 1;
}

/* Dark-mode button polish */
.dark-mode .btn-default {
    background: var(--dm-surface-2);
    border-color: var(--dm-border);
    color: var(--dm-text-soft);
}
.dark-mode .btn-default:hover {
    background: var(--dm-elevated);
    color: var(--dm-text);
    border-color: #3a4659;
}
.dark-mode .btn:hover { box-shadow: 0 4px 14px rgba(0,0,0,0.45); }

/* Disabled */
.btn:disabled, .btn.disabled { transform: none !important; box-shadow: none !important; opacity: 0.55; cursor: not-allowed; }

/* ── Cards ────────────────────────────────────────────────── */
.card {
    border: 1px solid var(--border-soft);
    border-radius: 12px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.03);
    transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.card:hover {
    box-shadow: 0 6px 18px rgba(0,0,0,0.06);
    border-color: var(--border);
}
.dark-mode .card { border-color: var(--dm-border-soft); box-shadow: 0 1px 2px rgba(0,0,0,0.4); }
.dark-mode .card:hover { box-shadow: 0 6px 22px rgba(0,0,0,0.55); border-color: var(--dm-border); }

/* ── Page header ─────────────────────────────────────────── */
.page-header {
    padding: 18px 0 14px;
    margin-bottom: 18px;
    border-bottom: 1px solid var(--border-soft);
}
.page-header .header-title { font-weight: 700; letter-spacing: -0.2px; }
.dark-mode .page-header { border-bottom-color: var(--dm-border-soft); }

/* ── Tables ──────────────────────────────────────────────── */
.table { border-collapse: separate; border-spacing: 0; }
.table thead th {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .6px;
    color: var(--text-muted);
    background: var(--surface-2);
    border-bottom: 1px solid var(--border-soft) !important;
    border-top: none !important;
    font-weight: 700;
}
.table tbody tr { transition: background .15s ease; }
.table-hover tbody tr:hover { background: var(--elevated) !important; }
.dark-mode .table thead th { background: var(--dm-surface-2); color: var(--dm-text-muted); border-bottom-color: var(--dm-border) !important; }
.dark-mode .table-hover tbody tr:hover { background: rgba(108,140,255,0.06) !important; }

/* ── Forms ──────────────────────────────────────────────── */
.form-control {
    border-radius: 8px;
    border-color: var(--border);
    transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.form-control:hover { border-color: var(--border); }
.form-control:focus {
    border-color: var(--accent) !important;
    box-shadow: 0 0 0 3px rgba(92,107,192,0.12) !important;
}
.dark-mode .form-control:focus {
    border-color: #6c8cff !important;
    box-shadow: 0 0 0 3px rgba(108,140,255,0.18) !important;
}

/* ── Badges ─────────────────────────────────────────────── */
.badge {
    border-radius: 6px;
    padding: 4px 8px;
    font-weight: 600;
    letter-spacing: .3px;
}

/* ── Alerts ─────────────────────────────────────────────── */
.alert {
    border-radius: 10px;
    border-width: 1px;
}

/* ── Dropdown menu (header etc.) ────────────────────────── */
.dropdown-menu {
    border-radius: 10px;
    border: 1px solid var(--border-soft);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    padding: 6px;
}
.dropdown-item {
    border-radius: 6px;
    padding: 8px 12px;
}
.dropdown-item:hover, .dropdown-item:focus {
    background: rgba(57,73,171,0.06) !important;
    color: var(--accent) !important;
}
.dark-mode .dropdown-menu { background: var(--dm-surface) !important; border-color: var(--dm-border); box-shadow: 0 8px 26px rgba(0,0,0,0.55); }
.dark-mode .dropdown-item:hover, .dark-mode .dropdown-item:focus {
    background: rgba(108,140,255,0.12) !important;
    color: #fff !important;
}

/* ── Pagination ─────────────────────────────────────────── */
.pagination .page-link {
    border-radius: 8px !important;
    margin: 0 2px;
    border-color: var(--border);
    color: var(--text-soft);
}
.pagination .page-link:hover {
    background: rgba(57,73,171,0.08);
    color: var(--accent);
    border-color: var(--border);
}
.pagination .page-item.active .page-link {
    background: var(--accent);
    border-color: var(--accent);
}

/* ── Clear filters button (department students tables) ────── */
.filter-clear-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-soft);
    box-shadow: none !important;
    outline: none !important;
}
.filter-clear-btn:hover {
    background: var(--surface-2);
    border-color: var(--border);
    color: var(--text);
    box-shadow: none !important;
}
.filter-clear-btn:focus,
.filter-clear-btn:active {
    background: var(--surface-2);
    border-color: var(--border);
    color: var(--text);
    outline: none !important;
    box-shadow: none !important;
}
.dark-mode .filter-clear-btn {
    background: transparent;
    border-color: var(--dm-border);
    color: var(--dm-text-soft);
    box-shadow: none !important;
    outline: none !important;
}
.dark-mode .filter-clear-btn:hover,
.dark-mode .filter-clear-btn:focus,
.dark-mode .filter-clear-btn:active {
    background: var(--dm-elevated);
    border-color: #3a4659;
    color: #fff;
    box-shadow: none !important;
    outline: none !important;
}

/* ── DataTables length/filter inputs ────────────────────── */
.dataTables_wrapper .dataTables_length select,
.dataTables_wrapper .dataTables_filter input {
    border-radius: 8px;
    border: 1px solid var(--border);
    padding: 4px 10px;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.dataTables_wrapper .dataTables_filter input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(92,107,192,0.12);
    outline: none;
}

/* ── Modals ─────────────────────────────────────────────── */
.modal-content { border-radius: 14px; border: none; box-shadow: 0 16px 40px rgba(0,0,0,0.18); }
.dark-mode .modal-content { background: var(--dm-surface); }
.modal-header { border-bottom: 1px solid var(--border-soft); }
.modal-footer { border-top: 1px solid var(--border-soft); }
.dark-mode .modal-header, .dark-mode .modal-footer { border-color: var(--dm-border-soft); }

/* ── Tabs / sched-tab pills (already styled per page) ────── */
.sched-tab:hover { transform: translateY(-1px); }

/* ── Sign out button ─────────────────────────────────────── */
.signout-btn .anticon,
.signout-btn span { transition: color .18s ease; }
.header .nav-right .signout-btn:hover .anticon,
.header .nav-right .signout-btn:hover span,
.header .nav-right .signout-btn:focus .anticon,
.header .nav-right .signout-btn:focus span { color: #b71c1c !important; }

/* ── Reduce motion preference ───────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition: none !important; animation: none !important; }
    .btn:hover, .card:hover, .sched-tab:hover { transform: none !important; }
}

/* ── Profile card titles: keep them centered, push down ──── */
.profile-card-header {
    text-align: center;
    padding: 22px 16px 10px;
}
.profile-card-header h5 {
    margin: 0;
}

/* =============================================================
   END UI/UX POLISH
   ============================================================= */

/* =============================================================
   Notification bell
   ============================================================= */
.notification-bell-wrap { display: flex; align-items: center; margin-right: 2px; }
.notification-bell .bell-toggle {
    position: relative;
    display: flex; align-items: center; justify-content: center;
    width: 38px; height: 38px; border-radius: 50%;
    color: var(--text); font-size: 17px;
    padding: 0; margin: 0 4px;
    transition: background-color 0.2s ease, color 0.2s ease;
}
.notification-bell .bell-toggle:hover,
.notification-bell .bell-toggle:focus {
    background: var(--surface-2);
    color: var(--accent);
    text-decoration: none;
}
.bell-badge {
    position: absolute; top: 0; right: 0;
    min-width: 17px; height: 17px; padding: 0 4px;
    border-radius: 10px;
    background: var(--danger); color: #fff;
    font-size: 10px; font-weight: 700; line-height: 17px; text-align: center;
}
.bell-menu {
    width: 340px; max-width: 92vw; padding: 0;
    background: var(--surface);
    border: 1px solid var(--border); border-radius: 10px;
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.12);
    color: var(--text);
}
.bell-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border-soft);
    font-size: 14px; font-weight: 700;
}
.bell-sub { color: var(--text-muted); font-size: 12px; font-weight: 500; }
.bell-read-all { color: var(--accent); font-size: 12px; font-weight: 600; }
.bell-read-all:hover { color: var(--accent); text-decoration: underline; }
.bell-body { max-height: 340px; overflow-y: auto; }
.bell-item {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-soft);
    color: var(--text);
}
.bell-item:hover,
.bell-item:focus { background: var(--surface-2); color: var(--text); text-decoration: none; }
.bell-item.unread { background: var(--accent-soft); }
.bell-item.unread:hover,
.bell-item.unread:focus { background: var(--accent-soft); }
.bell-item-icon {
    flex: 0 0 34px; width: 34px; height: 34px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin-top: 2px;
    background: var(--surface-2); color: var(--accent); font-size: 14px;
}
.bell-item.unread .bell-item-icon { background: var(--accent); color: #fff; }
.bell-item-main { display: flex; flex-direction: column; min-width: 0; gap: 2px; }
.bell-item-title { font-size: 13px; font-weight: 600; line-height: 1.3; }
.bell-item-body { font-size: 12px; color: var(--text-soft); line-height: 1.35; overflow-wrap: anywhere; }
.bell-item.unread .bell-item-title::after {
    content: "";
    display: inline-block;
    width: 7px; height: 7px; border-radius: 50%;
    margin-left: 6px; vertical-align: middle;
    background: var(--danger);
}
.bell-empty {
    padding: 28px 16px; text-align: center;
    color: var(--text-muted); font-size: 13px;
}
.bell-empty i { display: block; font-size: 26px; margin-bottom: 8px; }
.bell-footer {
    padding: 9px 14px; text-align: center;
    border-top: 1px solid var(--border-soft);
}
.bell-footer a { color: var(--accent); font-size: 13px; font-weight: 600; }
.bell-footer a:hover { color: var(--accent); text-decoration: underline; }