/* ============================================
   PHARMACY POS — Layout Styles
   ============================================ */

/* ---- Login Page Layout ---- */
.login-container {
    display: flex;
    min-height: 100vh;
}

.login-hero {
    flex: 1;
    background: linear-gradient(135deg, var(--accent-primary) 0%, #004D33 50%, var(--bg-primary) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl);
    position: relative;
    overflow: hidden;
}

.login-hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(108, 92, 231, 0.3) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    pointer-events: none;
}

.login-hero::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 135, 90, 0.15) 0%, transparent 70%);
    bottom: -80px;
    left: -80px;
    pointer-events: none;
}

.login-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 440px;
}

.auth-logo {
    height: 120px;
    margin-bottom: var(--space-md);
}

.login-hero h1 {
    font-size: 2.4rem;
    font-weight: var(--font-weight-extrabold);
    line-height: 1.2;
    margin-bottom: var(--space-md);
    background: linear-gradient(to right, #fff, rgba(255, 255, 255, 0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-hero p {
    font-size: var(--font-size-md);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.login-form-side {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl);
    background: var(--bg-primary);
}

.login-form-wrapper {
    width: 100%;
    max-width: 400px;
}

.login-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
}

.login-logo-icon {
    width: 42px;
    height: 42px;
    background: var(--accent-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
}

.login-logo-text {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

.login-logo-text span {
    color: var(--accent-primary);
}

.login-form h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: 6px;
}

.login-form .subtitle {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-xl);
}

.login-form .form-group {
    margin-bottom: var(--space-md);
}

.login-form .form-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
}

.login-form .forgot-link {
    font-size: var(--font-size-sm);
    color: var(--accent-primary);
}

.login-form .register-link {
    text-align: center;
    margin-top: var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.login-form .register-link a {
    color: var(--accent-primary);
    font-weight: var(--font-weight-semibold);
}

/* ---- App Shell Layout ---- */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* ---- Sidebar ---- */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: var(--z-sidebar);
    transition: width var(--transition-base);
    overflow: hidden;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 0 var(--space-md) 0 0;
    min-height: 64px;
    height: 64px;
    box-sizing: border-box;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-card);
    position: relative;
    overflow: hidden;
}

.sidebar-logo-img {
    height: 100%;
    width: auto;
    max-width: calc(100% - 46px);
    /* Leave room for toggle button */
    object-fit: contain;
    margin-right: auto;
    transform: scale(1.3);
    transform-origin: center;
}

.sidebar-toggle-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--accent-primary);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.sidebar-toggle-btn:hover {
    background: var(--accent-primary-hover);
}

.sidebar-nav {
    flex: 1;
    padding: 16px var(--space-sm) var(--space-sm) var(--space-sm);
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 11px 16px;
    color: var(--text-primary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: 1px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    white-space: nowrap;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    position: relative;
}

.nav-item:hover {
    background: var(--bg-card-hover);
    color: var(--accent-primary);
}

.nav-item.active {
    background: var(--accent-primary);
    color: white;
    border-radius: var(--radius-md);
    box-shadow: 0 2px 8px rgba(0, 135, 90, 0.25);
}

.nav-item .nav-icon {
    font-size: 17px;
    width: 22px;
    text-align: center;
    flex-shrink: 0;
}

.nav-item .nav-arrow {
    margin-left: auto;
    font-size: 12px;
    transition: transform var(--transition-fast);
    color: #aaa;
}

.nav-item.active .nav-arrow {
    color: rgba(255, 255, 255, 0.7);
}

.nav-item.expanded .nav-arrow {
    transform: rotate(180deg);
}

.nav-item .nav-badge {
    margin-left: auto;
    background: #e17055;
    color: white;
    font-size: 10px;
    padding: 2px 7px;
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-bold);
}

.nav-item .nav-label {
    flex: 1;
}

/* Dropdown sub-menu */
.nav-dropdown {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    margin-left: 0;
    background: var(--bg-secondary);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.nav-dropdown.open {
    max-height: 800px;
}

.nav-sub-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 9px 16px 9px 44px;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    white-space: nowrap;
}

.nav-sub-item:hover {
    color: var(--accent-primary);
    background: var(--bg-card-hover);
}

.nav-sub-item.active {
    color: var(--accent-primary);
    font-weight: var(--font-weight-semibold);
    background: var(--accent-primary-light);
}

.nav-dot {
    color: #ccc;
    font-size: 8px;
}

.nav-sub-item.active .nav-dot {
    color: var(--accent-primary);
}

.sidebar-footer {
    padding: var(--space-md);
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.sidebar-user:hover {
    background: var(--bg-card-hover);
}

.sidebar-user-info {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.sidebar-user .avatar {
    background: var(--accent-primary);
}

.sidebar-user .logout-icon {
    color: #999;
    font-size: 14px;
}

/* ---- Main Content ---- */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left var(--transition-base);
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-primary);
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    backdrop-filter: blur(12px);
}

.page-header-left {
    display: flex;
    flex-direction: column;
}

.page-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
}

.page-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.page-header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.page-content {
    flex: 1;
    padding: var(--space-xl);
}

/* ---- Grid Layouts ---- */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

/* ---- POS Layout ---- */
.pos-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--space-lg);
    min-height: calc(100vh - 130px);
}

.pos-products-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.pos-cart-panel {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--space-md);
    overflow-y: auto;
    padding-top: var(--space-md);
    flex: 1;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.product-card .product-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: 4px;
}

.product-card .product-generic {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.product-card .product-price {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-bold);
    color: var(--accent-primary);
    margin-top: auto;
}

.product-card .product-stock {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-top: 4px;
}

/* ---- Cart ---- */
.cart-header {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    font-weight: var(--font-weight-semibold);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cart-items {
    padding: var(--space-sm);
    /* Allow items to expand the layout instead of trapping them in a scrollable view */
    overflow-y: visible;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.cart-item:hover {
    background: rgba(255, 255, 255, 0.02);
}

.cart-item-info {
    flex: 1;
    min-width: 0;
}

.cart-item-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cart-item-price {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.cart-item-qty {
    display: flex;
    align-items: center;
    gap: 6px;
}

.cart-item-qty button {
    width: 26px;
    height: 26px;
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 1px solid var(--border-color);
    font-size: 14px;
    transition: all var(--transition-fast);
}

.cart-item-qty button:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

.cart-item-qty span {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    min-width: 24px;
    text-align: center;
}

.cart-item-total {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    min-width: 60px;
    text-align: right;
}

.cart-item-remove {
    color: var(--text-muted);
    cursor: pointer;
    font-size: 14px;
    background: none;
    border: none;
    padding: 4px;
    transition: color var(--transition-fast);
}

.cart-item-remove:hover {
    color: var(--color-danger);
}

.cart-summary {
    border-top: 1px solid var(--border-color);
    padding: var(--space-md) var(--space-lg);
}

.cart-summary-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    margin-bottom: 4px;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.cart-summary-row.total {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border-color);
    margin-top: var(--space-sm);
}

.cart-actions {
    padding: var(--space-md) var(--space-lg) var(--space-lg);
}

/* ---- Collapsed Sidebar States (Desktop) ---- */
.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar.collapsed .sidebar-brand>div:first-child,
.sidebar.collapsed .sidebar-logo-img {
    display: none !important;
}

.sidebar.collapsed .nav-label,
.sidebar.collapsed .nav-arrow,
.sidebar.collapsed .nav-badge,
.sidebar.collapsed .sidebar-user-info,
.sidebar.collapsed .sidebar-brand-text {
    display: none !important;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 11px 0;
}

.sidebar.collapsed+.main-content {
    margin-left: var(--sidebar-collapsed);
}

.sidebar.collapsed .nav-dropdown {
    display: none !important;
}

@media (max-width: 1200px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .pos-layout {
        grid-template-columns: 1fr 320px;
    }
}

@media (max-width: 900px) {
    .sidebar {
        width: var(--sidebar-collapsed);
    }

    .sidebar .sidebar-brand-text,
    .sidebar .nav-label,
    .sidebar .sidebar-section-label,
    .sidebar .sidebar-user-info,
    .sidebar .nav-badge {
        display: none;
    }

    .sidebar .nav-item {
        justify-content: center;
        padding: 10px;
    }

    .main-content {
        margin-left: var(--sidebar-collapsed);
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .pos-layout {
        grid-template-columns: 1fr;
        grid-template-rows: 1fr 1fr;
    }

    .login-hero {
        display: none;
    }
}

@media (max-width: 640px) {

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

    .page-content {
        padding: var(--space-md);
    }

    .page-header {
        padding: var(--space-md);
    }
}