/* ═══════════════════════════════════════════════════════════════
   Responsive Breakpoints
   ═══════════════════════════════════════════════════════════════ */

/* ── Tablet (768px – 1023px) ──────────────────────────────────── */
@media (max-width: 1023px) {
    .app-shell {
        grid-template-columns: var(--sidebar-collapsed) 1fr;
    }

    .app-sidebar__logo-text,
    .app-sidebar__link span,
    .app-sidebar__section-label {
        display: none;
    }

    .app-sidebar__logo {
        justify-content: center;
        padding: var(--space-4);
    }

    .app-sidebar__link {
        justify-content: center;
        padding: var(--space-3);
    }

    .app-sidebar__link-icon {
        width: 22px;
        height: 22px;
    }

    .app-sidebar__footer {
        padding: var(--space-2);
    }

    .dashboard-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .dashboard-main {
        grid-template-columns: 1fr;
    }

    .admin-org__panels {
        grid-template-columns: 1fr;
    }

    .team-browser {
        grid-template-columns: 1fr;
    }

    .team-browser__sidebar {
        position: static;
        max-height: none;
    }

    .profile-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ── Mobile (< 768px) ────────────────────────────────────────── */
@media (max-width: 767px) {
    .app-shell {
        grid-template-columns: 1fr;
        grid-template-areas:
            "header"
            "content";
    }

    .app-header__menu-btn {
        display: flex;
    }

    .app-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: var(--sidebar-width);
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
        z-index: var(--z-sidebar);
    }

    .app-sidebar--open {
        transform: translateX(0);
    }

    .app-sidebar__logo-text,
    .app-sidebar__link span,
    .app-sidebar__section-label {
        display: block;
    }

    .app-sidebar__logo {
        justify-content: flex-start;
        padding: var(--space-5) var(--space-6);
    }

    .app-sidebar__link {
        justify-content: flex-start;
        padding: var(--space-2) var(--space-3);
    }

    .app-content {
        padding: var(--space-4);
    }

    .dashboard-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }

    .dashboard-main {
        grid-template-columns: 1fr;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }

    .page-header__actions {
        width: 100%;
    }

    .give-kudos__criteria-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .give-kudos__points-section {
        flex-direction: column;
        align-items: stretch;
    }

    .profile-header {
        flex-direction: column;
        text-align: center;
        padding: var(--space-6);
    }

    .profile-header__meta {
        justify-content: center;
    }

    .profile-stats {
        grid-template-columns: 1fr;
    }

    .team-members {
        grid-template-columns: 1fr;
    }

    .admin-org__panels {
        grid-template-columns: 1fr;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .modal {
        max-width: 100%;
        border-radius: var(--radius-lg);
    }

    .tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .app-header__user-name,
    .app-header__user-grade {
        display: none;
    }

    .data-table {
        display: block;
        overflow-x: auto;
    }

    .my-kudos__filters {
        flex-wrap: wrap;
    }
}

/* ── Small Mobile (< 480px) ───────────────────────────────────── */
@media (max-width: 479px) {
    .dashboard-stats {
        grid-template-columns: 1fr;
    }

    .give-kudos__criteria-grid {
        grid-template-columns: 1fr;
    }

    .stat-card__value {
        font-size: var(--font-size-2xl);
    }
}