/* ==========================================================================
   AchieveIt Mobile Fixes
   Shared mobile/responsive improvements layered on top of per-page styles.
   Loaded after each page's inline <style> block so it wins on equal specificity.
   ========================================================================== */

/* Prevent accidental horizontal scroll on phones */
html, body {
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
}

/* Tablet & below — squeeze the header so logo + buttons + hamburger fit */
@media (max-width: 900px) {
    .header-inner {
        padding: 12px 16px;
        gap: 8px;
    }

    .container {
        padding: 0 20px;
    }

    .logo img.mobile-logo,
    .logo img.desktop-logo {
        max-width: 180px;
        height: auto;
    }

    .mobile-header-btns {
        gap: 6px;
    }

    .mobile-header-btns .nav-cta {
        padding: 8px 12px;
        font-size: 0.85rem;
    }

    .mobile-header-btns .nav-signin {
        padding: 6px 10px;
        font-size: 0.85rem;
        border-width: 1.5px;
    }

    .mobile-menu-btn {
        padding: 6px;
    }
}

/* Phone (≤600px) — drop "Sign In" inline button (still in mobile menu),
   tighten paddings, single-column grids, scale hero/headlines down. */
@media (max-width: 600px) {
    .header-inner {
        padding: 10px 14px;
        gap: 6px;
    }

    .container {
        padding: 0 16px;
    }

    .logo img.mobile-logo,
    .logo img.desktop-logo {
        max-width: 150px;
    }

    .mobile-header-btns .nav-cta {
        padding: 7px 12px;
        font-size: 0.8rem;
    }

    .mobile-header-btns .nav-signin {
        padding: 5px 10px;
        font-size: 0.8rem;
        border-width: 1.5px;
    }

    /* Hero */
    .hero {
        padding: 100px 0 50px;
    }

    .hero-inner {
        gap: 32px;
    }

    .hero h1 {
        font-size: clamp(2rem, 9vw, 2.5rem);
        margin-bottom: 16px;
    }

    .hero p {
        font-size: 1rem;
        margin-bottom: 24px;
    }

    .hero-image img {
        height: 260px;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 12px;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    /* Section spacing */
    .services,
    .testimonials,
    .benefits,
    .process,
    .pricing,
    .about,
    .stats,
    .features,
    .cta-section {
        padding: 60px 0 !important;
    }

    .section-header {
        margin-bottom: 36px;
    }

    .section-header h2 {
        font-size: clamp(1.75rem, 6vw, 2.25rem);
    }

    .section-header p {
        font-size: 1rem;
    }

    /* Generic single-column collapse for any grid that hasn't already */
    .services-grid,
    .benefits-grid,
    .process-steps,
    .pricing-grid,
    .features-grid,
    .stats-grid,
    .form-grid,
    .form-row,
    .tutors-grid,
    .reviews-grid {
        grid-template-columns: 1fr !important;
        gap: 20px;
    }

    /* Footer: brand full-width on top, 4 link columns in a 2x2 grid below */
    .footer-grid {
        grid-template-columns: 1fr 1fr !important;
        gap: 28px 20px;
    }

    .footer-grid > .footer-brand {
        grid-column: 1 / -1;
    }

    .service-card,
    .benefit-card,
    .pricing-card,
    .feature-card,
    .tutor-card {
        padding: 24px;
    }

    /* Testimonials */
    .testimonial-slide {
        padding: 0 8px;
    }

    .testimonial-card blockquote {
        font-size: 1.05rem;
        line-height: 1.7;
    }

    .quote-icon {
        width: 44px;
        height: 44px;
        margin-bottom: 16px;
    }

    /* Footer */
    .footer {
        padding: 48px 0 24px;
    }

    .footer .container {
        padding: 0 20px;
    }

    .footer-grid {
        gap: 32px;
        margin-bottom: 36px;
    }

    .footer-grid > .footer-brand,
    .footer-grid > .footer-column:last-child {
        padding-right: 0;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }

    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }

    .footer-brand .logo img {
        max-width: 180px;
    }

    /* Forms — 16px font prevents iOS zoom-on-focus */
    input,
    textarea,
    select {
        font-size: 16px !important;
    }

    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="password"],
    input[type="number"],
    input[type="date"],
    textarea,
    select {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    /* Buttons full-width by default in narrow forms */
    form .btn,
    form button[type="submit"] {
        width: 100%;
    }

    /* Mobile nav drawer */
    .mobile-nav {
        padding: 70px 20px 80px;
    }

    .mobile-nav a {
        padding: 14px 0;
        font-size: 1rem;
    }

    /* Tables — let them scroll horizontally instead of squishing the page */
    table {
        font-size: 0.875rem;
    }

    .table-wrapper,
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

/* Very small phones (≤380px) — iPhone SE territory */
@media (max-width: 380px) {
    .header-inner {
        padding: 10px 12px;
    }

    .container {
        padding: 0 14px;
    }

    .logo img.mobile-logo,
    .logo img.desktop-logo {
        max-width: 130px;
    }

    .mobile-header-btns .nav-cta {
        padding: 6px 10px;
        font-size: 0.78rem;
    }

    .mobile-header-btns .nav-signin {
        padding: 4px 8px;
        font-size: 0.78rem;
    }

    .hero h1 {
        font-size: 1.85rem;
    }

    .section-header h2 {
        font-size: 1.6rem;
    }
}

/* ==========================================================================
   PORTAL / ADMIN APP (admin.html, portal-dashboard.html, communications.html)
   These pages have their own dark header, data tables, and tutor week/month
   calendars that need separate handling from the marketing site.
   ========================================================================== */

@media (max-width: 768px) {
    /* Header layout: AchieveIt logo · Book Session · Hamburger.
       (Detailed sizing/colors live in the consolidated header block lower in this file —
       this section now only handles content visibility + main-content reflow.) */
    .header .user-info,
    .header .header-links,
    .header .contact-link,
    .header .logout-btn,
    .header .settings-btn {
        display: none !important;
    }

    /* Main content — tighten outer padding */
    .main {
        padding: 80px 12px 40px !important;
    }

    /* Cards & dashboard boxes */
    .card {
        padding: 14px !important;
        border-radius: 12px !important;
        margin-bottom: 16px !important;
    }

    .card-header {
        flex-wrap: wrap;
        gap: 10px;
        margin-bottom: 16px !important;
        padding-bottom: 12px !important;
    }

    .card h2,
    .card-header h2 {
        font-size: 1.1rem !important;
    }

    .dashboard-box {
        padding: 12px !important;
        border-radius: 12px !important;
    }

    .dashboard-box-tabs {
        gap: 4px !important;
        padding: 0 8px !important;
    }

    .dashboard-box-tab {
        padding: 10px 12px !important;
        font-size: 0.78rem !important;
    }

    /* Stats grid — already 1fr 1fr at 768px in admin.html, just tighten cards */
    .stat-card {
        padding: 14px !important;
    }

    .stat-card .value {
        font-size: 1.5rem !important;
    }

    .stat-card .label {
        font-size: 0.7rem !important;
    }

    /* Top-level admin-tabs row scrolls instead of wrapping */
    .admin-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        flex-wrap: nowrap !important;
        padding: 4px !important;
    }

    .admin-tabs::-webkit-scrollbar {
        display: none;
    }

    .admin-tab {
        white-space: nowrap;
        flex-shrink: 0;
        padding: 10px 14px !important;
        font-size: 0.85rem !important;
    }

    /* Sub-tabs (manage modal, sessions filter, etc.) */
    .sub-tab,
    .category-tab,
    .manage-modal-tab {
        font-size: 0.78rem !important;
        padding: 8px 12px !important;
        white-space: nowrap;
    }

    .category-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        flex-wrap: nowrap !important;
    }

    .category-tabs::-webkit-scrollbar {
        display: none;
    }

    /* Tables — wrap them in their own scroll container so the page itself
       never overflows horizontally. */
    .data-table,
    .sessions-table,
    .sessions-data-table {
        display: block !important;
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
        font-size: 0.82rem;
        max-width: 100%;
    }

    .data-table thead,
    .data-table tbody,
    .sessions-table thead,
    .sessions-table tbody {
        display: table;
        width: max-content;
        min-width: 100%;
    }

    .data-table th,
    .data-table td,
    .sessions-table th,
    .sessions-table td {
        padding: 8px 10px !important;
    }

    /* Search bar */
    .search-bar {
        flex-direction: column;
        gap: 8px;
    }

    .search-bar input,
    .search-bar select,
    .search-bar button {
        width: 100% !important;
    }

    /* Tutor week calendar nav row — wrap so prev/next/today don't overflow */
    .tutor-week-nav {
        flex-wrap: wrap !important;
        gap: 6px !important;
        justify-content: center;
        margin-bottom: 12px !important;
    }

    .tutor-week-nav .week-label {
        min-width: 0 !important;
        flex: 1 1 100%;
        font-size: 0.9rem !important;
        order: -1;
        margin-bottom: 4px;
    }

    .tutor-week-nav button {
        font-size: 0.78rem !important;
        padding: 6px 10px !important;
        flex-shrink: 0;
    }

    /* Tutor week grid — already 1col at 500px in admin.html. At 768-500 it's 3col,
       which gets tight. Drop straight to single column. */
    .tutor-week-calendar {
        grid-template-columns: 1fr !important;
        gap: 10px !important;
    }

    .tutor-week-day {
        min-height: 0 !important;
        padding: 10px !important;
    }

    /* Month view — keep grid but smaller cells */
    .tutor-month-grid {
        font-size: 0.7rem;
    }

    .tutor-month-day {
        min-height: 60px !important;
        padding: 4px !important;
    }

    /* Modals — full width with safe margins */
    .modal,
    .modal-overlay .modal,
    .settings-modal-content {
        margin: 8px !important;
        max-width: calc(100vw - 16px) !important;
        max-height: calc(100vh - 16px) !important;
        overflow-y: auto !important;
        padding: 18px !important;
    }

    .modal-overlay {
        align-items: flex-start !important;
        padding-top: 20px !important;
    }

    /* Form rows in modals stack */
    .modal .form-row,
    .modal .form-grid,
    .modal-content .form-row,
    .modal-content .form-grid {
        grid-template-columns: 1fr !important;
        flex-direction: column !important;
        gap: 12px !important;
    }

    /* Section badges */
    .section-badge {
        font-size: 0.72rem !important;
        padding: 3px 8px !important;
    }

    /* Action buttons in tables */
    .data-table .actions {
        flex-wrap: nowrap;
    }

    /* Disable horizontal page bounce — main content shouldn't overflow */
    body {
        overflow-x: hidden !important;
    }
}

/* Very small phones */
@media (max-width: 480px) {
    .header .header-inner {
        padding: 8px 10px !important;
        gap: 6px !important;
    }

    .header .logo img.desktop-logo,
    .header .logo img.mobile-logo {
        max-height: 26px;
        max-width: 110px;
    }

    .admin-badge {
        font-size: 0.55rem !important;
        padding: 2px 6px !important;
        margin-left: 4px !important;
    }

    body.admin-view .header .logout-btn,
    body.tutor-view .header .logout-btn,
    body.admin-view .header #book-session-header-btn,
    body.tutor-view .header #book-session-header-btn {
        padding: 5px 8px !important;
        font-size: 0.72rem !important;
    }

    .data-table,
    .sessions-table {
        font-size: 0.75rem !important;
    }

    .data-table th,
    .data-table td {
        padding: 6px 8px !important;
    }

    .stat-card .value {
        font-size: 1.3rem !important;
    }

    .card {
        padding: 12px !important;
    }

    /* Stats: keep 2 columns even on very small phones; admin.html @600px sets 1fr */
    .stats-grid {
        grid-template-columns: 1fr 1fr !important;
        gap: 10px !important;
    }
}

/* Portal-dashboard hamburger should be visible at ≤768 (already in admin.html
   for portal page). Make sure the hamburger sits flush right and is tappable. */
@media (max-width: 768px) {
    .hamburger-btn {
        flex-shrink: 0;
        margin-left: auto;
    }
}

/* Tutor session cards (admin.html — upcoming sessions list).
   Stack vertically on mobile so date + name + meta wrap clean and the
   Join/Cancel buttons get a full-width 2-col row at the bottom. This is
   the pattern Calendly / Google Calendar use on phones. */
@media (max-width: 700px) {
    .tutor-session-card {
        display: grid !important;
        grid-template-columns: 56px 1fr;
        grid-template-areas:
            "date  title"
            "date  meta"
            "actions actions";
        gap: 8px 12px !important;
        align-items: start !important;
        padding: 12px !important;
    }

    .tutor-session-card .card-date-block {
        grid-area: date;
        align-self: start;
        padding: 6px !important;
        min-width: 0 !important;
    }

    .tutor-session-card .card-date-block .card-day {
        font-size: 1.25rem !important;
    }

    .tutor-session-card .card-date-block .card-month {
        font-size: 0.65rem !important;
    }

    .tutor-session-card .card-details {
        grid-column: 2 / 3;
    }

    .tutor-session-card .card-details .card-title {
        font-size: 1rem !important;
        line-height: 1.25 !important;
    }

    .tutor-session-card .card-details .card-meta {
        font-size: 0.85rem !important;
        line-height: 1.4 !important;
        white-space: normal !important;
    }

    .tutor-session-card .card-actions {
        grid-area: actions;
        display: grid !important;
        grid-template-columns: 1fr 1fr;
        gap: 8px !important;
        width: 100%;
        margin-top: 4px;
    }

    .tutor-session-card .card-actions button,
    .tutor-session-card .card-actions a {
        width: 100% !important;
        padding: 10px 12px !important;
        font-size: 0.9rem !important;
        justify-content: center;
    }

    /* Same treatment for booked-session-card / booking request rows */
    .booked-session-card {
        display: flex !important;
        flex-direction: column !important;
        gap: 8px !important;
        padding: 12px !important;
    }

    .booked-session-card .card-actions,
    .booked-session-card > div:has(button) {
        display: grid !important;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
}

/* Admin header — collapse Book Session to icon-only on phones.
   Scoped to admin/tutor pages only (body.admin-view / body.tutor-view) so it
   doesn't re-show the button on the student/parent portal where it's hidden. */
@media (max-width: 540px) {
    body.admin-view .header #book-session-header-btn,
    body.tutor-view .header #book-session-header-btn {
        width: 38px !important;
        height: 38px !important;
        padding: 0 !important;
        font-size: 0 !important;
        line-height: 0 !important;
        align-items: center;
        justify-content: center;
        border-radius: 10px !important;
    }

    body.admin-view .header #book-session-header-btn svg,
    body.tutor-view .header #book-session-header-btn svg {
        display: inline-block !important;
        width: 18px !important;
        height: 18px !important;
        font-size: initial !important;
    }

    .header .admin-badge {
        font-size: 0.55rem !important;
        padding: 2px 6px !important;
        margin-left: 4px !important;
    }

    .header .logout-btn {
        padding: 7px 10px !important;
        font-size: 0.75rem !important;
    }

    .header .settings-btn {
        padding: 7px !important;
    }

    .header .settings-btn svg {
        width: 16px !important;
        height: 16px !important;
    }

    /* Slightly tighter header gap so 4 elements fit at 360px */
    .header .header-right {
        gap: 6px !important;
    }
}

/* ==========================================================================
   ADMIN/TUTOR PAGE — mobile-only tweaks for the tutor dashboard.
   ========================================================================== */

@media (max-width: 768px) {
    /* Tutors keep My Week bubbles for their own schedule, but admins still need
       the full Sessions list. Hide the Sessions box only for tutors on mobile. */
    body.tutor-view #box-sessions {
        display: none !important;
    }

    /* Availability drag grid — hint to the user that long-press is required */
    .drag-availability-wrapper {
        touch-action: pan-x pan-y;
    }
    .drag-cell {
        touch-action: pan-x pan-y;
    }

    /* My Week tutor calendar — sessions become compact bubble pills */
    .tutor-week-day {
        min-height: 0 !important;
        padding: 12px !important;
    }
    .tutor-week-day-header {
        margin-bottom: 10px !important;
    }
    .tutor-week-session {
        display: inline-flex !important;
        flex-wrap: wrap;
        align-items: center;
        gap: 6px;
        padding: 6px 12px !important;
        margin: 0 6px 6px 0 !important;
        border-left: none !important;
        border: 1px solid #93c5fd;
        border-radius: 999px !important;
        font-size: 0.78rem !important;
        line-height: 1.2;
    }
    .tutor-week-session.completed {
        border-color: #34d399;
    }
    .tutor-week-session.cancelled {
        border-color: #fca5a5;
    }
    .tutor-week-session .session-time {
        margin: 0 !important;
        font-size: 0.72rem !important;
        font-weight: 700;
    }
    .tutor-week-session .session-student {
        font-size: 0.78rem !important;
        font-weight: 600;
    }
    .tutor-week-session .session-subject,
    .tutor-week-session .session-join {
        display: none !important;
    }
    .tutor-week-leave {
        font-size: 0.72rem !important;
        padding: 4px 10px !important;
        border-radius: 999px !important;
        border-left: none !important;
        border: 1px solid #fbbf24;
        display: inline-block;
        margin: 0 6px 6px 0 !important;
    }
}

/* Students table → card layout on phones (≤600px).
   The table still renders the same TDs, but each row stacks vertically
   so name/year/program/tutor/hours/progress all fit without horizontal scroll. */
@media (max-width: 600px) {
    #students-table {
        display: block !important;
        white-space: normal !important;
        overflow: visible !important;
        font-size: 0.9rem;
        background: transparent;
        border: none;
    }
    #students-table thead {
        display: none !important;
    }
    #students-table tbody {
        display: block !important;
        width: 100% !important;
        min-width: 0 !important;
    }
    #students-table tr {
        display: block;
        background: white;
        border: 1px solid var(--gray-200);
        border-radius: 12px;
        padding: 14px 16px;
        margin-bottom: 10px;
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    }
    #students-table td {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        gap: 12px;
        padding: 6px 0 !important;
        border: none !important;
        white-space: normal !important;
        text-align: right;
        min-width: 0;
    }
    #students-table td > * {
        max-width: 100%;
        word-break: break-word;
    }
    #students-table td:nth-child(3)::before { content: 'Year'; }
    #students-table td:nth-child(4)::before { content: 'Program'; }
    #students-table td:nth-child(5)::before { content: 'Tutor'; }
    #students-table td:nth-child(6)::before { content: 'Hours'; }
    #students-table td:nth-child(3)::before,
    #students-table td:nth-child(4)::before,
    #students-table td:nth-child(5)::before,
    #students-table td:nth-child(6)::before {
        font-size: 0.7rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.4px;
        color: var(--secondary-text);
        text-align: left;
        flex-shrink: 0;
    }
    /* Name as card header — full width, big, no label */
    #students-table td:nth-child(1) {
        display: block !important;
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--dark-blue);
        padding: 0 0 10px 0 !important;
        margin-bottom: 8px;
        border-bottom: 1px solid var(--gray-100) !important;
        text-align: left !important;
    }
    /* Hide email (cramped, low value on mobile) */
    #students-table td:nth-child(2) {
        display: none !important;
    }
    /* Hide admin-only package date column on phones (admin still sees it) */
    #students-table td.admin-only-column {
        display: none !important;
    }
    /* Progress bar — full-width row at the bottom of the card */
    #students-table td:last-child {
        display: block !important;
        padding-top: 10px !important;
        margin-top: 4px;
        text-align: left !important;
    }
    #students-table td:last-child::before {
        content: 'Progress';
        display: block;
        font-size: 0.7rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.4px;
        color: var(--secondary-text);
        margin-bottom: 6px;
    }
    #students-table td:last-child .progress-bar {
        width: 100%;
    }
    /* "No students found" placeholder row */
    #students-table tr td[colspan] {
        display: block !important;
        text-align: center !important;
        padding: 30px 12px !important;
    }

    /* Booking requests table → card layout on phones.
       Columns: checkbox | Student | Tutor | Date | Time | Subject | Duration | Notes | Status | Actions */
    #bookings-table {
        display: block !important;
        white-space: normal !important;
        overflow: visible !important;
        font-size: 0.9rem;
        background: transparent;
        border: none;
    }
    #bookings-table thead {
        display: none !important;
    }
    #bookings-table tbody {
        display: block !important;
        width: 100% !important;
        min-width: 0 !important;
    }
    #bookings-table tr {
        display: grid;
        grid-template-columns: 1fr;
        background: white;
        border: 1px solid var(--gray-200);
        border-radius: 12px;
        padding: 12px 14px;
        margin-bottom: 10px;
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
        position: relative;
    }
    #bookings-table td {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center;
        gap: 10px;
        padding: 5px 0 !important;
        border: none !important;
        white-space: normal !important;
        text-align: right;
        min-width: 0;
        word-break: break-word;
    }
    /* Labels via ::before for the columns we're showing inline */
    #bookings-table td:nth-child(3)::before { content: 'Tutor'; }
    #bookings-table td:nth-child(4)::before { content: 'Date'; }
    #bookings-table td:nth-child(5)::before { content: 'Time'; }
    #bookings-table td:nth-child(6)::before { content: 'Subject'; }
    #bookings-table td:nth-child(7)::before { content: 'Duration'; }
    #bookings-table td:nth-child(8)::before { content: 'Notes'; }
    #bookings-table td:nth-child(9)::before { content: 'Status'; }
    #bookings-table td:nth-child(3)::before,
    #bookings-table td:nth-child(4)::before,
    #bookings-table td:nth-child(5)::before,
    #bookings-table td:nth-child(6)::before,
    #bookings-table td:nth-child(7)::before,
    #bookings-table td:nth-child(8)::before,
    #bookings-table td:nth-child(9)::before {
        font-size: 0.7rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.4px;
        color: var(--secondary-text);
        text-align: left;
        flex-shrink: 0;
    }
    /* Checkbox tucked into top-right corner */
    #bookings-table td:nth-child(1) {
        position: absolute;
        top: 10px;
        right: 12px;
        padding: 0 !important;
        background: transparent;
    }
    /* Student name as card header */
    #bookings-table td:nth-child(2) {
        display: block !important;
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--dark-blue);
        padding: 0 32px 8px 0 !important;
        margin-bottom: 6px;
        border-bottom: 1px solid var(--gray-100) !important;
        text-align: left !important;
    }
    /* Actions row — full-width, buttons grid at the bottom */
    #bookings-table td:last-child {
        display: block !important;
        padding-top: 10px !important;
        margin-top: 4px;
        border-top: 1px solid var(--gray-100) !important;
        text-align: left !important;
    }
    #bookings-table td:last-child > div,
    #bookings-table td:last-child {
        flex-wrap: wrap;
    }
    #bookings-table td:last-child .btn,
    #bookings-table td:last-child button {
        font-size: 0.8rem !important;
        padding: 8px 12px !important;
    }
    /* "No bookings" placeholder */
    #bookings-table tr td[colspan] {
        display: block !important;
        text-align: center !important;
        padding: 30px 12px !important;
        position: static;
    }
}

/* ==========================================================================
   AVAILABILITY GRID — mobile day toggle.
   On phones, swap the 7-column week view for a single-day view selected
   by the toggle bar. Removes horizontal scroll and makes drag-paint usable.
   ========================================================================== */

/* Toggle bar is hidden on desktop (the full week shows there) */
.avail-day-toggle {
    display: none;
}

@media (max-width: 700px) {
    .avail-day-toggle {
        display: grid;
        grid-template-columns: repeat(7, 1fr);
        gap: 4px;
        margin-bottom: 12px;
        padding: 4px;
        background: var(--gray-100, #f1f5f9);
        border-radius: 10px;
    }

    .avail-day-btn {
        padding: 8px 0;
        font-size: 0.78rem;
        font-weight: 600;
        background: transparent;
        color: var(--secondary-text, #64748b);
        border: none;
        border-radius: 8px;
        cursor: pointer;
        transition: background 0.15s, color 0.15s;
    }

    .avail-day-btn.active {
        background: white;
        color: var(--dark-blue, #0f172a);
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
    }

    /* Drop the 7-column grid down to time + 1 day on phones */
    .drag-availability-wrapper {
        overflow-x: hidden !important;
    }

    .drag-availability-grid {
        min-width: 0 !important;
        grid-template-columns: 60px 1fr !important;
    }

    /* Hide every header/cell whose data-day doesn't match the active day.
       We toggle the active day via [data-active-day] on the wrapper. */
    .drag-availability-wrapper[data-active-day="monday"]   .drag-day-header:not([data-day="monday"]),
    .drag-availability-wrapper[data-active-day="monday"]   .drag-cell:not([data-day="monday"]),
    .drag-availability-wrapper[data-active-day="tuesday"]  .drag-day-header:not([data-day="tuesday"]),
    .drag-availability-wrapper[data-active-day="tuesday"]  .drag-cell:not([data-day="tuesday"]),
    .drag-availability-wrapper[data-active-day="wednesday"] .drag-day-header:not([data-day="wednesday"]),
    .drag-availability-wrapper[data-active-day="wednesday"] .drag-cell:not([data-day="wednesday"]),
    .drag-availability-wrapper[data-active-day="thursday"] .drag-day-header:not([data-day="thursday"]),
    .drag-availability-wrapper[data-active-day="thursday"] .drag-cell:not([data-day="thursday"]),
    .drag-availability-wrapper[data-active-day="friday"]   .drag-day-header:not([data-day="friday"]),
    .drag-availability-wrapper[data-active-day="friday"]   .drag-cell:not([data-day="friday"]),
    .drag-availability-wrapper[data-active-day="saturday"] .drag-day-header:not([data-day="saturday"]),
    .drag-availability-wrapper[data-active-day="saturday"] .drag-cell:not([data-day="saturday"]),
    .drag-availability-wrapper[data-active-day="sunday"]   .drag-day-header:not([data-day="sunday"]),
    .drag-availability-wrapper[data-active-day="sunday"]   .drag-cell:not([data-day="sunday"]) {
        display: none !important;
    }

    /* Slightly bigger touch target since cells are now full-width */
    .drag-cell {
        height: 28px !important;
    }

    /* The bottom horizontal "slots" view is redundant once you have the bigger grid */
    #availability-grid {
        display: none !important;
    }
}

/* ==========================================================================
   MASTER AVAILABILITY CALENDAR — mobile day toggle.
   Same pattern as the tutor My Availability grid: on phones swap the 7-day
   week view for a single day chosen from a toggle bar.
   ========================================================================== */

.master-cal-day-toggle { display: none; }

@media (max-width: 768px) {
    .master-cal-day-toggle {
        display: grid;
        grid-template-columns: repeat(7, 1fr);
        gap: 4px;
        margin-bottom: 12px;
        padding: 4px;
        background: var(--gray-100, #f1f5f9);
        border-radius: 10px;
    }
    .master-cal-day-btn {
        padding: 8px 0;
        font-size: 0.78rem;
        font-weight: 600;
        background: transparent;
        color: var(--secondary-text, #64748b);
        border: none;
        border-radius: 8px;
        cursor: pointer;
    }
    .master-cal-day-btn.active {
        background: white;
        color: var(--dark-blue, #0f172a);
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
    }

    .master-cal-wrapper { overflow-x: hidden !important; }
    .master-cal-wrapper table { min-width: 0 !important; }
    .master-cal-wrapper th { min-width: 0 !important; }

    .master-cal-wrapper[data-active-day="monday"]    th[data-day]:not([data-day="monday"]),
    .master-cal-wrapper[data-active-day="monday"]    td[data-day]:not([data-day="monday"]),
    .master-cal-wrapper[data-active-day="tuesday"]   th[data-day]:not([data-day="tuesday"]),
    .master-cal-wrapper[data-active-day="tuesday"]   td[data-day]:not([data-day="tuesday"]),
    .master-cal-wrapper[data-active-day="wednesday"] th[data-day]:not([data-day="wednesday"]),
    .master-cal-wrapper[data-active-day="wednesday"] td[data-day]:not([data-day="wednesday"]),
    .master-cal-wrapper[data-active-day="thursday"]  th[data-day]:not([data-day="thursday"]),
    .master-cal-wrapper[data-active-day="thursday"]  td[data-day]:not([data-day="thursday"]),
    .master-cal-wrapper[data-active-day="friday"]    th[data-day]:not([data-day="friday"]),
    .master-cal-wrapper[data-active-day="friday"]    td[data-day]:not([data-day="friday"]),
    .master-cal-wrapper[data-active-day="saturday"]  th[data-day]:not([data-day="saturday"]),
    .master-cal-wrapper[data-active-day="saturday"]  td[data-day]:not([data-day="saturday"]),
    .master-cal-wrapper[data-active-day="sunday"]    th[data-day]:not([data-day="sunday"]),
    .master-cal-wrapper[data-active-day="sunday"]    td[data-day]:not([data-day="sunday"]) {
        display: none !important;
    }
}

/* ==========================================================================
   WEEKLY SESSIONS TRACKER — stack each row on phones so the 3 status buttons
   sit on a row of their own and the student/tutor info doesn't get crushed.
   ========================================================================== */

@media (max-width: 600px) {
    /* Header row — stats wrap below the title, tutor filter goes full width */
    #panel-holiday-lessons-panel .card-header {
        flex-direction: column;
        align-items: stretch !important;
        gap: 10px;
    }
    #panel-holiday-lessons-panel .card-header > div {
        width: 100%;
        flex-wrap: wrap;
    }
    #panel-holiday-lessons-panel #holiday-tutor-filter {
        width: 100% !important;
    }

    /* Each row in the tracker stacks: name+badges row, then 3 buttons row */
    #holiday-students-list > div {
        flex-wrap: wrap !important;
        gap: 8px !important;
        padding: 12px !important;
        align-items: stretch !important;
    }

    /* Name/program/year cluster takes the full first row */
    #holiday-students-list > div > div {
        flex: 1 0 100% !important;
        order: -2;
        flex-wrap: wrap !important;
    }
    #holiday-students-list > div > div > span:first-child {
        white-space: normal !important;
        font-size: 0.95rem !important;
    }

    /* Tutor name on its own line, left-aligned */
    #holiday-students-list > div > span:last-child {
        flex: 1 0 100% !important;
        order: -1;
        text-align: left !important;
        min-width: 0 !important;
        font-size: 0.78rem !important;
    }

    /* Three status buttons share the bottom row equally */
    #holiday-students-list .holiday-btn-yes,
    #holiday-students-list .holiday-btn-no,
    #holiday-students-list .holiday-btn-asreq {
        flex: 1 1 0 !important;
        min-width: 0 !important;
        font-size: 0.8rem !important;
        padding: 8px 6px !important;
    }
}

/* ==========================================================================
   PACKAGES TABLE — card layout on phones.
   Cols: Date | Student | Hours | Used | Remaining | Tutor | Inv# | AddedBy | Expiry | Status | Actions
   (Inv #, AddedBy, Actions are admin-only-column and already hidden for tutors.)
   ========================================================================== */

@media (max-width: 600px) {
    /* Header buttons wrap onto their own row, slightly tighter */
    #panel-packages-panel .card-header,
    #tab-packages .card-header {
        flex-direction: column;
        align-items: stretch !important;
        gap: 12px;
    }
    #panel-packages-panel .card-header > div,
    #tab-packages .card-header > div {
        display: grid !important;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    #panel-packages-panel .card-header > div > .btn,
    #tab-packages .card-header > div > .btn {
        font-size: 0.8rem !important;
        padding: 9px 10px !important;
        white-space: nowrap;
    }
    /* + Add Package gets its own full-width row at the bottom */
    #panel-packages-panel .card-header > div > .btn-primary,
    #tab-packages .card-header > div > .btn-primary {
        grid-column: 1 / -1;
    }

    /* Filter sub-tabs stay in a single scrollable row */
    #tab-packages > .card > div[style*="display: flex"][style*="gap: 8px"]:has(.sub-tab),
    #panel-packages-panel > .card > div[style*="display: flex"][style*="gap: 8px"]:has(.sub-tab) {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        flex-wrap: nowrap !important;
    }

    /* Convert table to cards */
    #packages-table {
        display: block !important;
        white-space: normal !important;
        overflow: visible !important;
        font-size: 0.9rem;
        background: transparent;
        border: none;
    }
    #packages-table thead {
        display: none !important;
    }
    #packages-table tbody {
        display: block !important;
        width: 100% !important;
        min-width: 0 !important;
    }
    #packages-table tr {
        display: block;
        background: white;
        border: 1px solid var(--gray-200);
        border-radius: 12px;
        padding: 14px 16px;
        margin-bottom: 10px;
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    }
    #packages-table td {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center;
        gap: 10px;
        padding: 5px 0 !important;
        border: none !important;
        white-space: normal !important;
        text-align: right;
        min-width: 0;
        word-break: break-word;
    }
    #packages-table td::before {
        font-size: 0.7rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.4px;
        color: var(--secondary-text);
        text-align: left;
        flex-shrink: 0;
    }
    /* Hide admin-only columns explicitly (tutor view) */
    #packages-table td.admin-only-column {
        display: none !important;
    }

    /* Date Added — small label at top of card */
    #packages-table td:nth-child(1) {
        order: 1;
        font-size: 0.75rem !important;
        color: var(--secondary-text) !important;
        padding-top: 0 !important;
    }
    #packages-table td:nth-child(1)::before {
        content: 'Added';
    }
    /* Student name as card header */
    #packages-table td:nth-child(2) {
        display: block !important;
        order: 0;
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--dark-blue);
        padding: 0 0 8px 0 !important;
        margin-bottom: 6px;
        border-bottom: 1px solid var(--gray-100) !important;
        text-align: left !important;
    }
    #packages-table td:nth-child(3) { order: 2; }
    #packages-table td:nth-child(3)::before { content: 'Hours'; }
    #packages-table td:nth-child(4) { order: 3; }
    #packages-table td:nth-child(4)::before { content: 'Used'; }
    #packages-table td:nth-child(5) { order: 4; }
    #packages-table td:nth-child(5)::before { content: 'Remaining'; }
    #packages-table td:nth-child(6) { order: 5; }
    #packages-table td:nth-child(6)::before { content: 'Tutor'; }
    /* :nth-child(7) Invoice # — admin only, already hidden */
    /* :nth-child(8) Added By — admin only, already hidden */
    #packages-table td:nth-child(9) { order: 6; }
    #packages-table td:nth-child(9)::before { content: 'Expiry'; }
    #packages-table td:nth-child(10) { order: 7; }
    #packages-table td:nth-child(10)::before { content: 'Status'; }

    /* Actions — full-width at the bottom of the card (admin only) */
    #packages-table td:nth-child(11),
    #packages-table td:last-child:not(:nth-child(-n+10)) {
        display: block !important;
        order: 8;
        padding-top: 10px !important;
        margin-top: 4px;
        border-top: 1px solid var(--gray-100) !important;
        text-align: left !important;
    }

    /* "No packages found" placeholder */
    #packages-table tr td[colspan] {
        display: block !important;
        text-align: center !important;
        padding: 30px 12px !important;
    }
}

/* ==========================================================================
   ADMIN — MOBILE MENU DRAWER (hamburger).
   Mirrors portal-dashboard.html so the admin header drops to logo + book +
   hamburger on phones, with quick links / logout in the drawer.
   ========================================================================== */

.hamburger-btn {
    display: none;
    padding: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}
.hamburger-btn:hover { background: rgba(255, 255, 255, 0.2); }
.hamburger-btn span {
    display: block;
    width: 18px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s ease;
}
.hamburger-btn.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.hamburger-btn.active span:nth-child(2) { opacity: 0; }
.hamburger-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

.mobile-menu {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--dark-blue, #0f172a);
    padding: 16px;
    z-index: 999;
    flex-direction: column;
    gap: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    max-height: calc(100vh - 60px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}
.mobile-menu.open { display: flex; }

.mobile-menu .mobile-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: white;
    font-weight: 500;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    text-align: left;
}
.mobile-menu .mobile-menu-item:hover { background: rgba(255, 255, 255, 0.2); }
.mobile-menu .mobile-menu-item svg { width: 20px; height: 20px; flex-shrink: 0; }
.mobile-menu .mobile-menu-item.book-session {
    background: linear-gradient(135deg, var(--red-button, #ef4444) 0%, #ff6b6b 100%);
    border-color: rgba(255, 100, 100, 0.3);
}
.mobile-menu .mobile-menu-item.logout {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}
.mobile-menu .mobile-menu-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: 4px 0;
}
.mobile-menu .mobile-user-info {
    padding: 6px 16px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
}
.mobile-menu .mobile-user-info strong { color: white; }

@media (max-width: 768px) {
    .hamburger-btn { display: flex; }
    .mobile-menu { top: 56px; }

    /* Header on phones: hide secondary header items. The Book Session button
       on the student/parent portal is hidden by portal-dashboard's own rule
       (`.header-right > *:not(.hamburger-btn) { display: none !important }`)
       and that intent must not be overridden here. Admin/tutor pages keep
       their book button visible via their own page-level CSS. */
    .header .header-right > .logout-btn,
    .header .header-right > .settings-btn,
    .header .header-right > .header-links,
    .header .header-right > .user-info {
        display: none !important;
    }
}

/* ==========================================================================
   DASHBOARD BOX TABS — keep the bubble tabs visible (horizontal scroll) and
   suppress any legacy mobile <select> that may have been injected previously.
   ========================================================================== */

.tab-mobile-select { display: none !important; }

/* ==========================================================================
   RECORDINGS / PARENTS / TUTORS — card layout on phones.
   ========================================================================== */

@media (max-width: 600px) {
    /* Common card-style override for these three tables */
    #recordings-table,
    #parents-table,
    #tutors-table {
        display: block !important;
        white-space: normal !important;
        overflow: visible !important;
        font-size: 0.9rem;
        background: transparent;
        border: none;
    }
    #recordings-table thead,
    #parents-table thead,
    #tutors-table thead {
        display: none !important;
    }
    #recordings-table tbody,
    #parents-table tbody,
    #tutors-table tbody {
        display: block !important;
        width: 100% !important;
        min-width: 0 !important;
    }
    #recordings-table tr,
    #parents-table tr,
    #tutors-table tr {
        display: block;
        background: white;
        border: 1px solid var(--gray-200);
        border-radius: 12px;
        padding: 14px 16px;
        margin-bottom: 10px;
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    }
    #recordings-table td,
    #parents-table td,
    #tutors-table td {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center;
        gap: 10px;
        padding: 5px 0 !important;
        border: none !important;
        white-space: normal !important;
        text-align: right;
        min-width: 0;
        word-break: break-word;
    }
    #recordings-table td::before,
    #parents-table td::before,
    #tutors-table td::before {
        font-size: 0.7rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.4px;
        color: var(--secondary-text);
        text-align: left;
        flex-shrink: 0;
    }

    /* Recordings: Student | Tutor | Folder | Actions */
    #recordings-table td:nth-child(1) {
        display: block !important;
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--dark-blue);
        padding: 0 0 8px 0 !important;
        margin-bottom: 6px;
        border-bottom: 1px solid var(--gray-100) !important;
        text-align: left !important;
    }
    #recordings-table td:nth-child(2)::before { content: 'Tutor'; }
    #recordings-table td:nth-child(3)::before { content: 'Folder'; }
    #recordings-table td:nth-child(4) {
        display: block !important;
        padding-top: 10px !important;
        margin-top: 4px;
        border-top: 1px solid var(--gray-100) !important;
        text-align: left !important;
    }

    /* Parents: Name | Email | Phone | Student(s) | Recording Consent */
    #parents-table td:nth-child(1) {
        display: block !important;
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--dark-blue);
        padding: 0 0 8px 0 !important;
        margin-bottom: 6px;
        border-bottom: 1px solid var(--gray-100) !important;
        text-align: left !important;
    }
    #parents-table td:nth-child(2)::before { content: 'Email'; }
    #parents-table td:nth-child(3)::before { content: 'Phone'; }
    #parents-table td:nth-child(4)::before { content: 'Students'; }
    #parents-table td:nth-child(5)::before { content: 'Consent'; }

    /* Tutors: Name | Email | Students | Pay Rate | Pending | Time Away */
    #tutors-table td:nth-child(1) {
        display: block !important;
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--dark-blue);
        padding: 0 0 8px 0 !important;
        margin-bottom: 6px;
        border-bottom: 1px solid var(--gray-100) !important;
        text-align: left !important;
    }
    #tutors-table td:nth-child(2)::before { content: 'Email'; }
    #tutors-table td:nth-child(3)::before { content: 'Students'; }
    #tutors-table td:nth-child(4)::before { content: 'Pay Rate'; }
    #tutors-table td:nth-child(5)::before { content: 'Pending'; }
    #tutors-table td:nth-child(6)::before { content: 'Time Away'; }

    /* "No results" placeholder rows */
    #recordings-table tr td[colspan],
    #parents-table tr td[colspan],
    #tutors-table tr td[colspan] {
        display: block !important;
        text-align: center !important;
        padding: 30px 12px !important;
    }
}

/* ==========================================================================
   PORTAL DASHBOARD — UPCOMING ASSESSMENTS section.
   Polish for both desktop and mobile: header lays out cleanly, empty state
   has icon + helper copy, items get more breathing room.
   ========================================================================== */

.assessments-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.assessments-add-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--fluro-blue, #2563eb) 0%, var(--dark-blue, #1d4ed8) 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.28);
    transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
    cursor: pointer;
}

.assessments-add-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(37, 99, 235, 0.36);
    filter: brightness(1.04);
}

.assessments-add-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.assessments-add-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.assessments-blurb {
    color: var(--secondary-text);
    margin: 0 0 18px;
    font-size: 0.9rem;
    line-height: 1.5;
}

.assessments-empty {
    background: var(--white);
    border: 1px dashed var(--gray-200);
    border-radius: 14px;
    padding: 36px 24px;
    text-align: center;
}

.assessments-empty svg {
    width: 44px;
    height: 44px;
    color: var(--secondary-text);
    margin: 0 auto 12px;
    display: block;
}

.assessments-empty h3 {
    margin: 0 0 6px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-text);
}

.assessments-empty p {
    margin: 0;
    color: var(--secondary-text);
    font-size: 0.9rem;
    line-height: 1.5;
    max-width: 360px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 600px) {
    .assessments-header {
        flex-direction: column;
        align-items: stretch !important;
    }
    .assessments-add-btn {
        width: 100%;
        justify-content: center;
    }
    .assessments-empty {
        padding: 28px 16px;
    }
    .assessments-empty svg {
        width: 38px;
        height: 38px;
    }
}

/* Tighter spacing for assessment cards on phones (the JS-rendered .assessment-card) */
@media (max-width: 600px) {
    #assessments-container .assessment-card {
        padding: 14px !important;
    }
}

/* ==========================================================================
   MOBILE HEADER — shared safety net.
   Per-page styles (admin.html, portal-dashboard.html) own the actual layout.
   This block only enforces the wordmark logo on phones so we never fall back
   to the tiny 40px icon, and ensures the hamburger stays clickable.
   ========================================================================== */

@media (max-width: 768px) {
    .header .logo img.desktop-logo {
        display: block !important;
        width: auto !important;
        height: auto !important;
        max-width: 150px !important;
        max-height: 32px !important;
    }
    .header .logo img.mobile-logo {
        display: none !important;
    }

    .header .header-right > .hamburger-btn {
        display: flex !important;
        flex-shrink: 0;
    }
}

@media (max-width: 480px) {
    .header .logo img.desktop-logo {
        max-width: 130px !important;
        max-height: 28px !important;
    }
}

/* ==========================================================================
   ADMIN SESSIONS TABLE — compact card layout on phones.
   Each row becomes a tight 2-column card: key info on the left, status +
   action chips on the right. Empty values (— / -) are hidden so cards stay
   short. Uses CSS grid so important fields stack in a sensible order.
   ========================================================================== */

@media (max-width: 768px) {
    body.admin-view #panel-sessions-panel .sessions-data-table {
        display: block;
        width: 100%;
        box-sizing: border-box;
    }
    body.admin-view #panel-sessions-panel .sessions-data-table thead,
    body.admin-view #panel-sessions-panel .sessions-data-table colgroup {
        display: none;
    }
    body.admin-view #panel-sessions-panel .sessions-data-table tbody {
        display: block;
        width: 100%;
    }

    /* Day headers (single-cell rows) render as a slim chip separator */
    body.admin-view #panel-sessions-panel .sessions-data-table tbody tr:has(td[colspan]) {
        display: block;
        margin: 14px 0 6px;
        padding: 0;
        background: transparent;
        border: none;
        box-shadow: none;
    }
    body.admin-view #panel-sessions-panel .sessions-data-table tbody tr:has(td[colspan]) td {
        display: block;
        padding: 6px 0 0;
        border: none;
        font-weight: 700;
        font-size: 0.85rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        color: var(--dark-blue, #0f172a);
        text-align: left;
    }

    /* Each session row → a card */
    body.admin-view #panel-sessions-panel .sessions-data-table tbody tr {
        display: grid;
        grid-template-columns: 1fr auto;
        gap: 4px 12px;
        align-items: center;
        background: white;
        border: 1px solid var(--gray-200, #e2e8f0);
        border-radius: 14px;
        padding: 12px 14px;
        margin-bottom: 10px;
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    }

    body.admin-view #panel-sessions-panel .sessions-data-table tbody tr td {
        display: block;
        padding: 0;
        border: none;
        font-size: 0.88rem;
        line-height: 1.35;
        text-align: left;
    }

    /* Hide noise: select checkbox, second (tutor) actions, empty placeholders */
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Select"],
    body.admin-view #panel-sessions-panel .sessions-data-table td.tutor-only-column {
        display: none !important;
    }

    /* Layout grid placement — Date+Time top-left as a header,
       Status top-right, Student/Subject/Tutor stacked below, Meeting+Actions on right column. */
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Date"] {
        grid-column: 1 / 2;
        font-weight: 700;
        color: var(--dark-blue, #0f172a);
        font-size: 0.95rem;
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Date"]::after {
        content: "";
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Time"] {
        grid-column: 1 / 2;
        font-size: 0.85rem;
        color: var(--secondary-text, #64748b);
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Status"] {
        grid-column: 2 / 3;
        grid-row: 1 / 2;
        text-align: right;
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Student"] {
        grid-column: 1 / -1;
        font-weight: 600;
        margin-top: 6px;
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Student"]::before {
        content: "👤 ";
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Subject"] {
        grid-column: 1 / -1;
        color: var(--secondary-text, #64748b);
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Subject"]::before {
        content: "📚 ";
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Tutor"] {
        grid-column: 1 / -1;
        color: var(--secondary-text, #64748b);
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Tutor"]::before {
        content: "🎓 ";
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Duration"] {
        grid-column: 1 / -1;
        color: var(--secondary-text, #64748b);
        font-size: 0.8rem;
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Duration"]::before {
        content: "⏱ ";
    }

    /* Bottom row: Meeting (Join button) + Actions chips, side by side */
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Meeting"],
    body.admin-view #panel-sessions-panel .sessions-data-table td.admin-only-column[data-label="Actions"] {
        grid-column: 1 / -1;
        margin-top: 8px;
        padding-top: 8px;
        border-top: 1px solid var(--gray-100, #f1f5f9);
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
        align-items: center;
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td.admin-only-column[data-label="Actions"] {
        border-top: none;
        margin-top: 0;
        padding-top: 0;
        justify-content: flex-end;
    }

    /* Notes / Invoice # / Paid only show when there's real content (not just "-") */
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Notes"],
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Invoice #"],
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Paid"] {
        grid-column: 1 / -1;
        font-size: 0.8rem;
        color: var(--secondary-text, #64748b);
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 8px;
    }
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Notes"]::before,
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Invoice #"]::before,
    body.admin-view #panel-sessions-panel .sessions-data-table td[data-label="Paid"]::before {
        content: attr(data-label);
        font-size: 0.7rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.4px;
    }

    /* Filters / search row: stack vertically so each is full width */
    body.admin-view #panel-sessions-panel .sessions-search-filters {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }

    /* Bulk-action bar: wrap buttons */
    body.admin-view #panel-sessions-panel #sessions-bulk-actions {
        flex-direction: column;
        align-items: stretch;
    }
}

/* JS-driven hide for empty Notes / Invoice / Paid cells (added by inline rule
   below — falls back to display:none via :is() selector matching the data
   attribute populated when a value is missing). */
body.admin-view #panel-sessions-panel .sessions-data-table td[data-empty="1"] {
    display: none !important;
}