/* --- Office Theme Variables (Ensure consistency) --- */
:root {
    --color-primary-accent: #3498db;    /* Calm Office Blue */
    --color-secondary-accent: #2980b9;  /* Darker Blue */
    --color-bg-light: #f4f7f9;          /* Page Background */
    --color-card-bg: #ffffff;           /* Card/Table Background White */
    --color-text-dark: #2c3e50;         /* Deep Navy main text */
    --color-text-light: #7f8c8d;        /* Secondary text */
    --color-input-border: #e0e6ec;      /* Subtle border */
    --color-success: #2ecc71;           /* Green for Stock In */
    --color-alert: #e74c3c;             /* Red for Stock Out */
    --color-warning: #f1c40f;           /* Yellow for Transfers */
    
    --font-family-body: 'Inter', sans-serif;
    --font-family-heading: 'Montserrat', sans-serif;
    --border-radius-sm: 6px;
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 20px;
    --spacing-lg: 30px;
}

body {
    background-color: var(--color-bg-light);
    font-family: var(--font-family-body);
    color: var(--color-text-dark);
    padding: var(--spacing-lg);
}

/* --- Main Heading --- */
h1 {
    font-family: var(--font-family-heading);
    color: var(--color-primary-accent);
    font-size: 2.2em;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-input-border);
    padding-bottom: var(--spacing-sm);
}

/* --- Filter Form --- */
form[method="get"] {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    background-color: var(--color-card-bg);
    border-radius: var(--border-radius-sm);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

form[method="get"] select {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--color-input-border);
    border-radius: var(--border-radius-sm);
    font-size: 1em;
    background-color: #fcfcfc;
    min-width: 150px;
}

form[method="get"] button[type="submit"] {
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-primary-accent);
    color: var(--color-card-bg);
    border: none;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}

form[method="get"] button[type="submit"]:hover {
    background-color: var(--color-secondary-accent);
}

/* --- Logs Table --- */
table.logs-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-card-bg);
    border-radius: var(--border-radius-sm);
    overflow: hidden; 
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

table.logs-table th, table.logs-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid #f0f0f0; 
    font-size: 0.9em;
}

table.logs-table th {
    background-color: var(--color-bg-light); 
    color: var(--color-text-dark);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8em;
    letter-spacing: 0.5px;
    vertical-align: middle;
}

table.logs-table tr:nth-child(even) { background-color: #fcfcfc; }
table.logs-table tr:hover { background-color: #eff5ff; }

/* Fixed column widths for better alignment */
table.logs-table th:nth-child(1), table.logs-table td:nth-child(1) { width: 5%; text-align: center; } /* ID */
table.logs-table th:nth-child(2), table.logs-table td:nth-child(2) { width: 8%; } /* PRO-ID */
table.logs-table th:nth-child(6), table.logs-table td:nth-child(6) { width: 8%; text-align: center; font-weight: 700; } /* Quantity */
table.logs-table th:nth-child(8), table.logs-table td:nth-child(8) { width: 10%; text-align: center; font-weight: 600; } /* Date */

/* --- Type Specific Styling (Log Tag) --- */
.log-type {
    display: block;
    padding: 3px 8px;
    border-radius: 4px;
    text-align: center;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75em;
    line-height: 1;
}

/* Stock In */
.log-type.in {
    background-color: var(--color-success);
    color: white;
}
/* Stock Out */
.log-type.out {
    background-color: var(--color-alert);
    color: white;
}
/* Transfer */
.log-type.transfer {
    background-color: var(--color-warning);
    color: var(--color-text-dark); /* Dark text on bright yellow */
}

/* --- Responsive Adjustments --- */
@media (max-width: 992px) {
    /* Make table scrollable on smaller screens */
    table.logs-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
        max-width: 100%;
    }
}

@media (max-width: 600px) {
    form[method="get"] {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    form[method="get"] select,
    form[method="get"] button {
        min-width: 100%;
    }
}