:root {
    --bg: #ebedef;
    --card-bg: #ffffff;
    --text-main: #2e3338;
    --text-muted: #4f5660;
    --border: #e3e5e8;
    --header-bg: #ffffff;
    --input-bg: #e3e5e8;
    --table-head: #f2f3f5;
    --price-color: #2e3338;
    --accent: #5865F2;
    --accent-hover: #4752c4;
    --danger: #ed4245;
}

[data-theme="dark"] {
    --bg: #36393f;
    --card-bg: #2f3136;
    --text-main: #ffffff;
    --text-muted: #b9bbbe;
    --border: #202225;
    --header-bg: #202225;
    --input-bg: #202225;
    --table-head: #292b2f;
    --price-color: #ffffff;
}

body {
    font-family: 'gg sans', 'Segoe UI', sans-serif;
    display: flex;
    flex-direction: column;
    padding: 20px;
    background: var(--bg);
    color: var(--text-main);
    margin: 0;
    transition: background 0.2s;
}

.header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--header-bg);
    padding: 0 20px;
    border-radius: 8px;
    margin-bottom: 15px;
    height: 50px;
    flex-shrink: 0;
}

.main-container { display: flex; gap: 20px; }
.column { flex: 1; min-width: 0; } /* min-width: 0 prevents flex blow-out */

.card {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 20px;
    border: 1px solid var(--border);
    text-align: center;
}

#display-img { max-width: 200px; max-height: 200px; object-fit: contain; margin-bottom: 10px; }
.price-tag { font-size: 2.5em; font-weight: 800; margin: 5px 0; }

input {
    display: block;
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: none;
    border-radius: 4px;
    background: var(--input-bg);
    color: var(--text-main);
    box-sizing: border-box;
}

button { padding: 10px 15px; cursor: pointer; border-radius: 4px; border: none; font-weight: 600; }
.btn-save { background: var(--accent); color: white; width: 100%; }
.btn-edit { background: var(--accent); color: white; margin-right: 5px; }
.btn-del { background: var(--danger); color: white; }

/* Table Handling */
.table-wrapper { overflow-x: auto; width: 100%; border-radius: 8px; }
table { width: 100%; border-collapse: collapse; min-width: 450px; }
th, td { padding: 12px; border-bottom: 1px solid var(--border); text-align: left; }
th { background: var(--table-head); color: var(--text-muted); font-size: 0.75em; text-transform: uppercase; }

input[type="checkbox"] { width: 20px !important; height: 20px !important; margin: 0; cursor: pointer; display: inline-block; }

/* Bulk Actions Bar */
.bulk-actions {
    display: flex;
    background: var(--accent);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    margin-bottom: 10px;
    justify-content: space-between;
    align-items: center;
    min-height: 55px;
}
.bulk-controls { display: flex; align-items: center; gap: 8px; }
.bulk-actions input#bulk-price-input { width: 100px !important; margin: 0 !important; height: 35px !important; background: rgba(0,0,0,0.2) !important; color: white !important; border: 1px solid rgba(255,255,255,0.2) !important; }

#new-product-prompt {
    display: none;
    background: var(--accent);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    margin-bottom: 10px;
    justify-content: space-between;
    align-items: center;
}

/* Responsive Overrides */
@media (max-width: 900px) {
    .main-container { flex-direction: column; }
    .header-bar span { display: none; } /* Hide user text on tiny screens */
}

@media (max-width: 600px) {
    body { padding: 10px; }
    th, td { padding: 8px 5px; font-size: 0.8em; }
    .btn-edit, .btn-del { padding: 5px; font-size: 0.75em; }
    /* Hide barcode text column on mobile to fit */
    td:nth-child(2), th:nth-child(2) { display: none; }
}