:root {
    --primary: #1a5c2e;
    --primary-light: #2d8a47;
    --primary-dark: #0f3d1d;
    --accent: #d4a843;
    --bg: #f5f5f0;
    --card-bg: #ffffff;
    --text: #1a1a1a;
    --text-muted: #666;
    --border: #e0e0d8;
    --danger: #c0392b;
    --success: #27ae60;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 1rem;
}

/* Header */
.header {
    text-align: center;
    padding: 1.5rem 0 1rem;
}

.header img {
    height: 60px;
    margin-bottom: 0.5rem;
}

.header h1 {
    font-size: 1.2rem;
    color: var(--primary);
    font-weight: 600;
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    border: 1px solid var(--border);
}

.card h2 {
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Forms */
.form-row {
    display: flex;
    gap: 0.75rem;
    align-items: end;
}

.form-group {
    flex: 1;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.3rem;
    font-weight: 500;
}

input[type="text"] {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

input[type="text"]:focus {
    border-color: var(--primary-light);
}

/* Buttons */
.btn {
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
    background: var(--primary);
    color: white;
}
.btn-primary:hover { background: var(--primary-light); }

.btn-accent {
    background: var(--accent);
    color: var(--primary-dark);
}
.btn-accent:hover { background: #c49b3a; }

.btn-danger {
    background: var(--danger);
    color: white;
}
.btn-danger:hover { background: #a93226; }

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}
.btn-outline:hover { background: var(--bg); }

.btn-sm {
    padding: 0.35rem 0.7rem;
    font-size: 0.8rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Coupon Preview */
.coupon-preview {
    display: none;
    margin-top: 1rem;
}

.coupon-preview.visible { display: block; }

.coupon-ticket {
    border: 2px dashed var(--primary);
    border-radius: 8px;
    padding: 1.25rem;
    text-align: center;
    background: white;
    max-width: 300px;
    margin: 0 auto;
}

.coupon-ticket .logo {
    height: 45px;
    filter: grayscale(100%) contrast(1.5);
    margin-bottom: 0.5rem;
}

.coupon-ticket .divider {
    border: none;
    border-top: 1px dashed var(--border);
    margin: 0.5rem 0;
}

.coupon-ticket .title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.coupon-ticket .code {
    font-family: 'Courier New', monospace;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--text);
    margin: 0.75rem 0;
}

.coupon-ticket .footer {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    color: var(--text-muted);
}

.coupon-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 0.75rem;
}

/* Table */
.table-wrapper {
    overflow-x: auto;
    margin-top: 0.75rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

th, td {
    padding: 0.5rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td .code-text {
    font-family: 'Courier New', monospace;
    font-weight: 600;
    font-size: 0.85rem;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.75rem;
    font-size: 0.85rem;
}

.stats {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Draw Section */
.draw-result {
    display: none;
    text-align: center;
    margin-top: 1rem;
}

.draw-result.visible { display: block; }

.draw-winner {
    font-family: 'Courier New', monospace;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    padding: 1rem;
    background: linear-gradient(135deg, #f0f9f0, #e8f5e8);
    border-radius: 12px;
    border: 2px solid var(--primary-light);
    margin: 0.75rem 0;
    overflow: hidden;
}

.draw-winner.animating {
    animation: none;
}

.draw-history {
    margin-top: 1rem;
}

/* Backup */
.backup-row {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

#importFile {
    display: none;
}

/* Slot animation */
@keyframes slotSpin {
    0% { transform: translateY(-100%); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(100%); opacity: 0; }
}

/* Print Styles */
@media print {
    @page {
        size: 80mm auto;
        margin: 0;
    }

    body * { visibility: hidden; }

    .print-area, .print-area * {
        visibility: visible !important;
    }

    .print-area {
        position: fixed;
        left: 0;
        top: 0;
        width: 80mm;
        padding: 3mm;
    }

    .print-area .coupon-ticket {
        border: none;
        padding: 0;
        max-width: 100%;
    }

    .print-area .coupon-ticket .logo {
        height: 35px;
    }

    .print-area .coupon-ticket .code {
        font-size: 1.3rem;
    }

    .coupon-actions { display: none !important; }
}

/* Responsive */
@media (max-width: 600px) {
    .form-row { flex-direction: column; }
    .container { padding: 0.75rem; }
    .draw-winner { font-size: 1.4rem; }
}