:root {
    --bg-dark: #121212;
    --bg-surface: #1e1e1e;
    --text-light: #e0e0e0;
    --gold: #d4af37;
    --gold-hover: #aa8c2c;
    --border-gray: #333333;
}
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-light);
    margin: 0;
    padding: 20px;
}
.container {
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--bg-surface);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--gold);
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}
h2 {
    color: var(--gold);
    text-align: center;
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.form-group {
    margin-bottom: 15px;
    position: relative;
}
label {
    display: block;
    margin-bottom: 5px;
    color: var(--gold);
    font-size: 14px;
}
input, textarea, select {
    width: 100%;
    padding: 10px;
    background-color: #2a2a2a;
    border: 1px solid var(--border-gray);
    color: #fff;
    border-radius: 4px;
    box-sizing: border-box;
}
input:focus, select:focus, textarea:focus {
    border-color: var(--gold);
    outline: none;
}
.row {
    display: flex;
    gap: 15px;
}
.col {
    flex: 1;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    margin-bottom: 20px;
}
th {
    background-color: #2a2a2a;
    color: var(--gold);
    padding: 10px;
    text-align: left;
    border-bottom: 2px solid var(--gold);
}
td {
    padding: 10px;
    border-bottom: 1px solid var(--border-gray);
}
.btn {
    background-color: var(--gold);
    color: #000;
    border: none;
    padding: 10px 20px;
    font-weight: bold;
    cursor: pointer;
    border-radius: 4px;
    transition: 0.3s;
}
.btn:hover {
    background-color: var(--gold-hover);
}
.btn-danger {
    background-color: #cf6679;
    color: #000;
}
.btn-danger:hover {
    background-color: #b05466;
}
.summary {
    text-align: right;
    margin-top: 20px;
    font-size: 16px;
}
.summary p {
    margin: 5px 0;
}
.grand-total {
    font-size: 20px;
    color: var(--gold);
    font-weight: bold;
}
.search-results {
    position: absolute;
    z-index: 1000;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #2a2a2a;
    border: 1px solid var(--gold);
    border-radius: 0 0 4px 4px;
    max-height: 200px;
    overflow-y: auto;
    display: none;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
}
.search-item {
    padding: 10px;
    cursor: pointer;
    border-bottom: 1px solid var(--border-gray);
    font-size: 14px;
}
.search-item:hover {
    background-color: #383838;
    color: var(--gold);
}