/* styles.css - Estilos para sistema de recibos */

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --dark-color: #1f2937;
    --light-color: #f3f4f6;
    --white: #ffffff;
    --border-color: #e5e7eb;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    color: var(--dark-color);
}

.container {
    max-width: 900px;
    margin: 0 auto;
}

.header {
    text-align: center;
    color: var(--white);
    margin-bottom: 30px;
}

.header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.header p {
    font-size: 1.1em;
    opacity: 0.9;
}

.card {
    background: var(--white);
    border-radius: 15px;
    padding: 30px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-color);
    font-size: 0.95em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1em;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn:active {
    transform: translateY(0);
}

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

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

.btn-success {
    background: var(--success-color);
    color: var(--white);
}

.btn-success:hover {
    background: #059669;
}

.btn-secondary {
    background: #6b7280;
    color: var(--white);
}

.btn-secondary:hover {
    background: #4b5563;
}

.btn-block {
    width: 100%;
}

.btn-group {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}

.numero-recibo {
    background: var(--light-color);
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 20px;
}

.numero-recibo span {
    font-size: 1.5em;
    font-weight: bold;
    color: var(--primary-color);
}

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.recibo-lista {
    max-height: 400px;
    overflow-y: auto;
}

.recibo-item {
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.recibo-item:hover {
    background: var(--light-color);
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.recibo-item-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.recibo-item-numero {
    font-weight: bold;
    color: var(--primary-color);
}

.recibo-item-monto {
    font-weight: bold;
    color: var(--success-color);
    font-size: 1.1em;
}

.recibo-item-info {
    font-size: 0.9em;
    color: #6b7280;
}

/* Estilos para impresión - Optimizado para ticket térmico 58mm */
@media print {
    @page {
        size: 58mm 297mm;
        margin: 0;
    }

    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        color-adjust: exact !important;
    }

    body {
        background: white !important;
        padding: 0 !important;
        margin: 0 !important;
        width: 58mm !important;
    }

    .no-print, .header, .btn-group, .alert {
        display: none !important;
    }

    .card {
        box-shadow: none !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    .recibo-print {
        width: 58mm !important;
        max-width: 58mm !important;
        margin: 0 !important;
        padding: 0 !important;
        font-size: 11px !important;
        line-height: 1.3 !important;
        font-weight: 900 !important;
    }

    .recibo-print-title {
        font-size: 14px !important;
        font-weight: 900 !important;
    }

    .recibo-print-info {
        font-size: 10px !important;
        line-height: 1.2 !important;
        font-weight: 900 !important;
    }

    .recibo-print-row {
        font-size: 11px !important;
        line-height: 1.3 !important;
        font-weight: 900 !important;
    }

    .recibo-print-total {
        font-size: 16px !important;
        font-weight: 900 !important;
    }

    .recibo-print-label {
        font-weight: 900 !important;
    }

    .recibo-print-footer {
        font-size: 9px !important;
        font-weight: 900 !important;
    }

    .recibo-print-header {
        padding: 3mm 2mm !important;
    }

    .recibo-print-body {
        padding: 2mm !important;
    }

    /* Evitar saltos de página dentro del recibo */
    .recibo-print {
        page-break-inside: avoid !important;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .header h1 {
        font-size: 2em;
    }

    .btn-group {
        flex-direction: column;
    }

    .card {
        padding: 20px;
    }
}

/* Estilos para el recibo imprimible - Optimizado para ticket térmico 58mm */
.recibo-print {
    width: 58mm;
    max-width: 58mm;
    font-family: 'Arial Black', 'Arial', sans-serif;
    font-size: 11px;
    padding: 0;
    margin: 0;
    background: white;
    color: #000;
    line-height: 1.3;
    font-weight: 900;
}

.recibo-print-header {
    text-align: center;
    border-bottom: 3px solid #000;
    padding: 3mm 2mm;
    margin: 0;
}

.recibo-print-title {
    font-size: 14px;
    font-weight: 900;
    margin: 2px 0;
    color: #000;
    letter-spacing: -0.3px;
}

.recibo-print-info {
    font-size: 10px;
    margin: 1px 0;
    color: #000;
    line-height: 1.2;
    font-weight: 900;
}

.recibo-print-body {
    margin: 0;
    padding: 2mm;
    color: #000;
}

.recibo-print-row {
    display: flex;
    justify-content: space-between;
    margin: 2mm 0;
    font-size: 11px;
    line-height: 1.3;
    color: #000;
    font-weight: 900;
}

.recibo-print-label {
    font-weight: 900;
    color: #000;
}

.recibo-print-total {
    border-top: 3px solid #000;
    border-bottom: 3px solid #000;
    padding: 3mm 0;
    margin: 2mm 0;
    text-align: center;
    font-size: 16px;
    font-weight: 900;
    color: #000;
}

.recibo-print-footer {
    text-align: center;
    font-size: 9px;
    margin: 0;
    border-top: 3px solid #000;
    padding: 2mm;
    color: #000;
    line-height: 1.3;
    font-weight: 900;
}

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}